INDEX OF SUBJECTS.ACETANILIDE, N-chloro-, transform-Acetic acid, detection of, 392.ation of, 202.lead salt, reaction of, with ethyleneoctadecyl ester, films, X-ray struc-undecenyl ester, hydrogen bromidevinyl ester, polymerisation of, 80.Acetic acid, thiol-, addition of, 235.Acetic anhydride, reaction of, withethyl alcohol, 84.reagent from, for cyclic ketonesyntheses, 303.Acetoacetic acid, ethyl ester, Claisensynthesis of, 213.Acetoacetic acid, a-bromo-, ethylester, rearrangement of, 225.3 : 4-Acetone j3-1 : 6-anhydrogalac-tom, 258.Acetone 5 : 6-anhydroglucofuranose,259.Acetone 5 : 6-anhydroglucose, 264.Acetone 6-diphenylaminoglucose, 264.Acetone d-glucofuranose, 265.Acetone 1-idofuranose, 265.Acetylene, hydrogen bromide addi-glycol, 92.ture of, 106.addition to, 222.tion to, 219.polymerisation of, 68.spectrum of, ultra-violet, 59.bond-length in, 176.phonic acid, 256.of, 56.of, 46.45, 187.Acetylenic compounds, methyl groupN-Acetyl-N-methyl-p-toluidine-3- sul-Acids, carboxylic, electronic structuredicarboxylic, dissociation constantsorganic, dissociation conetants of,&Acids, resolution of, 25 1.Acraldehyde, reaction of, with cyclo-pentadiene, 65.Actinium-K, 23.Actino-uranium, 11.Acrylic acid, hydrogen bromide addi-tion to, 223.methyl ester, polymerisation of, 76.Ac ylanilides, N - halogeno-, transform-Adenyl pyrophosphate in muscle, 358.stions of, 203.4Adenylic acid, phosphorylation of,Adermin, 190, 325.Adsorbents for chromatographic ana-lysis, 413.for gases, 409.Adsorption in analysis, 413.on films, 114.resolution by, 252.Btiocholane, 295.Agar-agar, 3 : 6-anhydro-1-galactosederivative from, 269.Air.See Atmosphere.6-N-Alaninoglucose, 264." Albumin gland " in snails, 355.Alcohols, aromatic, cyclo-dehydr-unsaturated, cyclo-dehydration of,340.ation of, 288.287.dl-Alcohols, resolution of, 251.Aldehydes, detection of, 394.electronic structure of, 56.Aldol condensation, 2 1 1.Aldols, 212.Alginic acid, structure of, 379.Alkali fluorides, equilibria of, withhydrofluoric acid and water, 134.hydrides;heats of formation of, andof deuterides, 153.Alkaline-earth metals, determinationof, in thermionic valve filamentcoatings, 405.sulphides, lattice energies of, 151.identification of, 390.Alkaloids, 326.Alkanna tinctoria, 281.Alkannin, structure of, 281.Alkyl groups, migration of, in nucleus,rearrangement of, 197.210.halides, spectra of, 55.iodides, reaction of, with amines, 84.Alkylhydrophenanthrenes, prepara-Alkylphenanthrenes, preparation of,Allene compounds, resolution of, 239.Alloys, analysis of, 396.non-ferrous, analysis of, 390.order-disorder in, 42.Ally1 aryl ethers, rearrangements of,to nuclear-alkylated phenols, 205.Dtion of, 290.290INDEX OF SUBJECTS.44 1Ally1 bromide, hydrogen bromideAllylbenzene, hydrogen bromide ad-d-Altrosan, 259.Altrose, 2-amino-, derivatives of, 271.Aluminium chloride, solubility of, incarbonyl chloride, 144.fluoride, equilibrium of, with hydro-fluoric acid and water, 134.oxide, as adsorbent in chromato-graphic analysis, 413.potassium carbonate, 130.sulphate, equilibrium of, withlithium sulphate and water, 132.Amidines, rearrangements of, 199.Amines, aliphatic, separation of, byadsorption, 414.reaction of, with alkyl iodides, 84.tertiary, resolution of, 243.Amino-acids, adsorption of, 414.analysis of, in proteins, 351.detection of, 393.Amino-sugars, 2 69.Ammi uisnccga, 3 15.Ammonia, compounds of, with sul-dipole moment and molecularliquid, reactions in, 136.spectrum of, absorption, 241.addition to, 220, 227, 229.dition to, 222.phur dioxide, 142.shape of, 240.electronic, 55.Ammonium bromide, equilibrium of,with cobalt bromide and water,132.cadmium chloride, crystal struc-ture of, 173.chloride, specific heat of, 155.heptafluoaluminate, crystal struc-ture of, 168.heptafluozirconate, crystal struc-ture of, 168.nitrate and sulphate, equilibriumof, with water, 134.salts, activities of, in ammoniaquaternary, rearrangements of,selenate, equilibrium of, with cal-cium selenate and water, 132.sulphate, equilibrium of, with sul-phuric acid and water, 133.Amylase, soya bean, 377.Amylases, action of, on starch, 374.activity of, effect of heavy waterAmylopectin, separation of, fromAmylose, separation of, from starch,Anabasis aphylla, 329,AnEmia, nutritional, prevention andcure of, 349, 350.solution, 140.199.on, 376, 377.starch, 374.374.Analysis, chromatographic, 412.crystallo-chemical, 398.gas, 405.inorgamc, detection of impuritiesmicroscopical, 388.of dusts and smokes, 402.spectroscopic, quantitative, ofsulphide precipitation in, 416.Aneurin as plant growth substance,as yeast growth substance, 371.determination of, 371.See also Vitamin-B,.in, 415.quantitative, 395.gases, 41 1.366.Angelica glabra, 3 15.Anhydro-acetone glucofuranoses, 261.3 : 6-Anhydrogalactose, 262.3 : 6-Anhydroaldeh,ydo-galactose di-methyl acetal, 269.3 : 6-Anhydroglucose, 259.Anhydrogossypol, 284,2 : 3-Anhydromannose, action ofammonia on, 270.3 : 6-Anhydromannose, 262.Anhydromethylallosides, 26 1.3 : 4-Anhydro-/?-methylgalactopyran-3 : 4-Anhydromethylgalactoside, 261.3 : 6-Anhydro - up-methylglucofuran-oside, 267.3 : 6-Anhydro-/3-methylglucopyran-oside, 267.a-3 : 6-Anhydromethylglucopyran-oside, conversion of, into thefuranoside, 268.2 : 3-Anhydromethylmannoside, 261.Anhydro-sugars, 258.Aniline, determination of, 409.Anilines, nuclear-alkylated, form-ation of, 204.Anions, adsorption and detection of,415.Anthracene, crystal structure of,179.Antimony as fission product ofuranium, 12.detection of, in presence of tin,417.Antimony' pentachloride, reaction of,with potassium iodide in liquidsulphur dioxide, 142.oside, 260.Aphyllidine, 329.Aphylline, 329.p-Apo-2 -car0 t enal, 3 3 7.Apogossypol, 285.Apples, araban of pectin from, 378.Araban, pea-nut, 378.Arachis hypogaea, seeds, constituentsArbacia pustulosa, 281.Arsenic, determination of, 418.of, 378442 INDEX OF SUBJECTS.Arsenic compounds, stereochemistryof, 246.trihydride, determination of, 409.Artabotrine, 33 1.Artabotrinine, 33 1.Artabotrys suaveolens, 331.j3-Arylethylcyclohexanols, cyclisationj3-Arylethylcyclopentanols, cyclisationAspergillus glaucus, pigments of, 386.Aspergillus niger, growth and pigmentAspergillus oryzce, amylase from,Aspergillus terreus, metabolic pro-Asymmetric induction, 250.syntheses, 252.transformation, 247.Atmosphere, detection and deter-mination of gases in, 406.Atoms, nuclei, fission of, 8.Aurapten, structure of, 314.Auxins, growth inhibition by, 369.root formation induced by, 363,Avena coleoptiles, effect of auxins onprotoplasm of, 365.bicyclo-Aza-alkanes, 191.bicyclo[O : 4 : 4]-Aza-l-decaneY 323.bicyclo[l : 2 : 2]-Aze-l-heptme, 321.bicyclo[l : 3 : 31-Aza-l-nonane, 322.bicyclo[O : 3 : 3]-Aza-l-octane, 323.bicycZo[l : 2 : 3]-Aza-l-octane, 322.cis- Azobenzene, 253.Azobenzenes, isomeric, crystal struc-p-Azotoluene, crystal structure of,of, 288.of, 288.formation by, 386.activity of, 376.ducts of, 386.ture of, 181.181.Bacilli, diphtheria, growth of, withpantothenic acid, 370.tubercle, pigment of, 278.Bacteria, determination of, in soils,397.growth substances for, 373.Baicalein, 319.Bean pods, wound hormones from,Beckmann rearrangement, 194.Benzaldehyde, condensation of, withBenzene, determination of, 409.Benzil, benzilic transformation of,368, 369.anhydrides, 21 1.105.crystal structure of, 184.Benzobromoamides, salts, rearrange-ment of, 192.Benzoic acid, ethyl ester, ammono-lysis of, in liquid ammonia, 140.Benzoic acids, halogeno-, field in-tensity at nuclear carbon in, 215.Benzoyl chloride, 3 : 5-dinitro-, asreagent for amino-acid and pep-tide detection, 393.3 : 4-Benzphenanthrene, crystal struc-ture of, 179.Benzylmethylacetic acid, opticallyrtctive derivatives, degradationof, 193.Benzyl phenyl ether, rearrangementof, 209.Beri-beri, 335.Beryllium, preparation of, 125.Beryllium carbonates, 130.double sulphates, 130.Biochemistry, animal, 335.plant, 362.Bios, constituents of, 369.Biotin, 370.Bisethylenediaminopalladous ions,substituted, 254.Bismuth, determination of, 418.Bismuth nitrate, formation of,Bisulphites, addition of, 234.Blindness due to vitamin-A defi-Blood, determination in, of vitamin-Blood-serum, determination in, ofBond lengths in conjugated systems,Bonds, double and triple, 52.double, polymerisation of com-single, 48.Bradycardia caused by vitamin-B,Bromination catalysed by oxygen,Bromine, determination of, in air,radioactive, separation of nuclear131.ciency, 338.B,, 342.carotenoids, 4 14.177.pounds containing, 61.deficiency, 340.231.408.isomerides of, 20.Bromine oxides, 120.Brucine, detection of, 391.Butadiene, dimerisation of, 62.hydrogen bromide and chlorideaddition to, 230.polymerisation of, 64, 72.n-Bukylacetylene, hydrogen bromideaddition to, 224.isoButylene, thiolacetic acid additionto, 235.d2-Butylene, 2-bromo-, hydrogen bro-mide addition to, 224.isoButylenediaminomesostilbenedi-aminopalladous salts, resolutionof, 255.isoButyric acid, ethyl ester, condens-ations of, 213.Byak-angelicin, 315.Byak-angelicol, 315INDEX OF SUBJECTS. 443Cadmium, determination of, 418.lattice temperature of, 155.separation of, from zinc, 417.Cadmium chloride, equilibria of, withcobalt, nickel, and sodiumchlorides and water, 31.Czsium fluorochromate, crystal struc-ture of, 171.peroxide, 124..oxides, crystal structure of, 165.Calciferol, structure of, 309.Calcium, heated, absorbent proper-ties of, 410.Calcium arsenates, equilibria of for-mation of, 134.selenate, equilibrium of, with am-monium selenate and water, 132.sulphate, equilibrium of, withsodium sulphate and water, 132.sulphate dihydrate, dehydration of,135.Calines, 368.Callicrein, purification of, from urine,414.Calycanine, 328.Calycanthidine, 328.Calycanthine, structure of, 327.Camphene hydrochloride, conversionof, to isobornyl chloride, 196.d- Camphor -v-sulphonic acid, a-bromo-, 252.Cannizzaro reaction, 233.Carbohydrates, 258.Carbon, electronic structure of, 51,52.filaments, velocity of vaporisationof, 151.Carbon tetraiodide, hydrolysis of, 236.monoxide, absorbents for, 41 1.detection and determination of,heat of dissociation of, 151.piperidyls, 41 1.determination of, 408.specific heat of, 155.in air, 407.dioxide, absorption of, by di-disulphide, determination of, 409.Carbonyl chloride, determination of,compounds, condensation of, 210.Carica papaya and quercifolia, pollengermination in, stimulated byaneurin, 367.Carotene, isomerisation of, 336.Carotenoids, determination of, 414.Catalysts,.polymerisation, 79.promotmg group migration, 208.Cations, adsorption and detection of,Caulocaline, 368.Cellulose, constitution of, 189.409.reactions in, 143.415.disaggregation and structure of,273.Cellulose, methylation of, 271.oxidation of, 278.solubility of, in hydrofluoric acid,Cereals, anticalcifying action of, 346.Ceric sulphate, equilibrium of, withammonium sulphate and water,13 1,.Cetyl sodium sulphate, penetration offilms by, 111, 113.Chitinase, separation of, 414.a-Chitosamine hydrobromide andhydrochloride, crystal structureof, 184.Chlorination by sulphuryl chloride,233.Chlorine, reaction of, with ozone, 84.Chlorine monoxide, decompositionChloroprene, polymerisation of, 77.Chromatographic analysis, 412.Chromium hezacarbonyl and hexa-chloride, crystal structure of,166.Chromous chloride as absorbent foroxygen, 410.Chrysenes, hydroxy-, synthesis of,303.Cinnamic acid, bromination of, 232.alZoCinnamic acid, methyl ester,Cinnamic acids, synthesis of, Perkin,Citrulline, colour reaction for, 352.Citrus nobilis, 3 19.Claisen condensation, 213.Coal gas, analysis of, 412.Cobalt bromide, equilibrium of, withammonium bromide and water,132.carbonyl hydride, crystal structureof, 166.chloride, equilibria of, withcadmium and copper chlor-ides and water, 131.with lithium and sodiumchlorides and water, 132.sulphate, equilibria of, with copperand nickel sulphates and water,133.Cocaine, analysis of mixtures of, withnovocaine, 392.Co-carboxylase, rela$ion of, to vita-min-B,, 339.Collagen, proline content of, 352.Copper, action of selenium oxy-chloride on, 143.detection of, in aerosols, 403.dietary value of, 349.preparation of, 120.145.of, 84.isomerisation of, 232.210.Copper nitride, crystal structure of,166.phosphides, 121444 INDEX OF SUBJECTS.Crotonic acid, hydrogen bromideaddition to, 224.Crystals, isotope effects in, 157.lattice energy of, 151.melting and rotation of, 163.molecular rotation in, 158.molecular, thermal transformationsphysics of, 150.X-ray reflexion from, 155.rot at ion transformations in,thermodynamics of, 162.thermal energy in, 157.thermal expansion of, 156.vibrational energy in, 153.in, 159.Crystallo-chemical analysis, 398.Crystallography, 148.Cuprene, 68.Curtius rearrangement , 192.Cyanogen iodide, crystal structureof, 165.Cyclisation with a double bond andwith double bonds in differentwith two double bonds, 287.classiflcation in, 398.' an aromatic nucleus, 288.molecules, 2 9 1.Cytisine, structure of, 328.Deafness due to vitamin-A deficiency,Deapogossypol hexamethyl ether,Deapogossypolone, 285.Debye-Waller formula, 155.Dehydro-a-noroestrone methyl ether,Dehydrotetrahydrosumrttrol, syn-Dermatitis, chick, anti-factor for,Derris elliptica, 31 7.Deuterium oxide (heavy water), effectof, on amylases, 376, 377.Deutero-compounds, optical activityof, 237.Deuterons, electric quadripolemoment of, 30.Diacetone galactose, 258.1 : 2-Diacetylethylene, use of, indiene syntheses, 294.d-Diacetylmatteucinol, 253.Diazoaminobenzene, conversion of,into p-aminoazobenzene, 203.Diazoamino-compounds, conversionof, into aminoazo-compounds,203.Diazocyanides, isomeric, 254.Dibenzhydroxamic acids, salts,Dideuteroacetylene, polymerisation337.285.292.thesis of, 317.344.rearrangement of, 192.of, 71.Diels-Alder reaction, 64.Diene synthesis, 291.Diet, factors in, 349.Dietetics, 350.trans-Diethylstilboestrol, 308.Dihydroconiferyl alcohol, 313.4 : 7-Diketo-7-p-naphthylheptoic acid,preparation and cyclisation of,297.Diketones, cyclo-dehydration of, 294.Dimerisation, 62.Dimethyl 3 : 4-anhydro-&methyl-altroside, 266.Dimethyl 2 : 3-anhydro-8-methyl-mannopyranoside, hydrolysis of,270.Dimethyl 2 : 3-t.mhydro-/3-methyl-mannoside, 266.Dimethylanilines, o-substituted,addition of methyl iodide to,216.2 : 3-Dimethylbutadiene, reactions of,with 1 : 2-naphthaquinones, 294.1 : 9-Dimethyldecalol, 288.6.: 8-Dimethylergoline, 334.czs- and trans- 1 : 2-DimethylcycZo-hexane- 1 : 2-diols, pinacolicrearrangement of, 195.cis- and trans-1 : 2-Dimethylcyclo-pentane-1 : 2-diols, action ofsulphuric acid on, 196.o- (/3/3-Dimethyl-u-i8opropylvinyl) -phenyltrimethylammonium iod-ide, 256.D imeth y lsulphone, crystal structureof, 180.endoDicycZopentadiene, 65.Diphenic acid, 4 : 4'-dinitro-, esters,rotation of, 250.Diphenyls, tri-o-substituted, racemis-ation of, 257.Diphenyl ethers, o-amino-, re-arrangements of, 200.sulphide decamethylene ether,4 : 4'-dihydroxy-, crystal struc-tureof, 184.Diphenylamine, crystal structure of,181.uy-Diphenyl- ay-di- 1 -naphthylallylalcohol, catalytic dehydration of,239.Dipoles, relation of, to chromato-graphic adsorption, 413.Diseases, deficiency, 335.Dissociation constants and temper-ature, 45.5 : 6-Ditosyl acetone glucofur~ose,hydrolysis of, 262.Drugs, identification of, 390.Dunnione, structure of, 280.zlloDunnione, 281.Durene derivatives, dipole momentsof, 218INDEX OFDust collectors, 404.Dusts, analysis of, 399.Dysprosium, detection and determin-ation of, 393.siliceous, analysis of, 404.Earths, rare, compounds of, structureEchinochrome A, structure of, 281.Egonol, structure of, 313.Eicosyl alcohol, films, force-areaElements, heavy, in stars, 23.Z-Elliptone, structure of, 317.Energy and entropy of solutions, 42.of cavity formation in solutions,Entropy and energy of solutions,Enzymes, flavoprotein, 354.p-ure, properties of, 353.riboflavin in, 343.Equation, Arrhenius, 83.Equilenin, synthesis of, 307.Equilibria, heterogeneous, 130.Equol, structure of, 313.Erdin, 386.Ergocristine, 332.Ergocristinine, 332.Ergoline, 333.Ergosine, hydrolysis of, 332.Ergosinine, hydrolysis of, 332.Ergot alkaloids, 33 1.Erythroglaucin, 386.Eserine, structure of, 326.Ethane, spectrum of, ultra-violet,Ethane, dichlorotetmfluoro-, 117.Ethers, detection of, 394.of, 127.separation of, 126.curves for, 98.“ transuranic,” 11.34.42.58.hezafluoro-, 116.rearrangements of, group migrationin, 207.Ethyl .alcohol, reaction of, withEthylene, determination of, in gasesacetic anhydride, 84.from ripening f r u i t , 408.dimerisation of, 62.polymerisation of, 64, 71.spectrum of, ultra-violet, 58.Ethylene, tetrafluoro-, 116.E thylene-aj?-bis( phenyl-n-butyl-arsine), resolution of, 246.Ethylene glycol, reaction of, withlead tetra-acetate, 92.Ethyleneimines, substituted, prepar-ation of, 244.Ethylene diiodide, decompositionof, 84.Euparin, structure of, 312.Europium salts, 125.UB JECTS.445Felspar, determination in, of quartz,Ferricyanides, crystal structure of,Films, adsorption on, 115.395.169.built-up, 103.mixed, properties of, 114.physical properties of, 94.skeleton, 107.stereochemistry in, 11 1.tables of, 101.Filtrate factor, 344.Flavone, 5 : 6-dihydroxy-, synthesisFlavones, demethylation of, 318.Flavoprotein enzymes, 354.Fluorescence microscopy, 392.Fluorination, 11 7.Fluorine, electronic structure of, 50.Foods, hydroxybenzoic acids as pre-servatives for, 391.Formaldehyde, electron structure andspectrum of, 57.Formic acid, electronic structure andspectrum of, 57.Frog-spawn, galactose in, 356.Funiculosin, 385.Furans, reduction of, 310.Furans, amino- and hydroxy-, 311.Furfurylideneacetophenone, hydro-Fury1-2-carbimidey 3 11.Fustin, structure of, 319.of, 319.lysis of, 297.Galactogen, 355.Galactose in animals, 354.Gallium fluoride, and its complexes,127.nitride, crystal structure of, 166.salts, 128.by thermal conductivity, 412.microchemical, 405.spectroscopic, 41 1.Gas analysis, 405.Gases, detection and determinationGeodin, 386.Germanium imide, 139.nitride, crystal structure of, 166.Gladiolus corms, root formation on,364.Glass, with altered refractive index,108.D-Gluco-D-guloheptolactone, 2-[D-gluco-D-gulohepto]hexahydroxy -hexylbenziminazole from, 25 1.Glucosamine, configuration of, 269.Glucose ethers, 264.Glucose, %amino-, derivatives of, 271.d-Glucose, derivatives, conversion of,into d-idose derivatives, 265.of, in atmosphere, 407.6-halogenohydrins, 2 67446 INDEX OF SUBJECTS.Glucosyl fluoride, 146.Glutamic acid, in protein hydrolys-tumour, configuration of, 350.Glycine, crystal structure of, 179.Glycogen, enzymic hydrolysis of, inliver and yeast, 361.hosphorolysis of, 359.torage of, in liver after galactoseingestion, 355.ates, 352.dlycol-lignin, 381.Gossic acid, 285.Gossypol, structure of, 284.Gossypolone tetramethyl ether, 285.Grignard reaction in hydrogen sul-Griseofulvin, 385.Growth substances, plant, 362.phide, 146.Haemocuprein, cure of anzemia with,Haemoglobin, muscle, 357.Halogens, migration of, in nucleus,Heat of solution, from intermolecular350.210.forces, 34.ionic, 37.Helium, isotope, 3He, 24.Helium-11, thermal expansion of, 156.HeEiz pomatia, galactose metabolismHemicelluloses, analysis of, 380.Heteroauxin, root formation inducedHeterocyclic compounds, 310.Hexamethylbenzene, crystal struc-cycZoHexane, chlorination of, 233.cycEoHexane, 1 : 2 : 4 : 5-tetrabromo-,crystal structure of, 184.Hexanols, detection of, 393.Hexatriene, use of, in diene syntheses,294.Hexose &phosphate, fission of, byzymohexase, 359.cycZoHexylideneacetaldehyde, con-densation of, with cyclohexa-nones, 309.Hofmann rearrangement, 192, 251.Hof mam-mar tius rearrangement, 204.Hormones, plant, wound, 368.Hydratropamide, Hofmann degrada-( + )-Hydratropamide, Hofmann re-Hydrazine, solvent properties of, 146.Hydrindanones from hydronaphtha-Hydrocarbons, chlorinated, detectionin, 355.by, 363.ture of, 175.sulphonation of, 234.tion of, 193.arrangement of, 25 1.lene derivatives, 308.of, 409.mixed, analysis of, 410.Hydrocarbon compounds, long-chain,phase diagram for, 97.Hydrogen, absorbent for, 409.ortho- and para-, thermodynamicsof, 158.para-ortho transition of, 88.single bond in, 48.HydrGgen bromide, addition of, 2 19,220, 221, 225.thermal transformation of, 160.chloride, thermal transformation of,cyanide, determination of, 409.fluoride, crystal structure of, 165.. liquid, as reagent for cyclicketone syntheses, 303.iodide, photo-ionisation and spec-trum of, 54.perselenide, 122.sulphide, determination of, 409.liquid, solvent action of, 146.Hydroxy-acids, polymerisation of,61.160.reactions in, 144.in air, 407.Hydroxy- sulphones, rearrangementsof. 197.Hypochlorous acid, addition of, 236.Hypovitaminosis-A, dark-adaptationtest for, 338.Imino-ethers, rearrangements of, 199.Iminopersulphuric acid, 124.isoImperatorin, synthesis of, 315.Indigotin suspensions for determin-ation of bacteria in soils, 397.Indium nitride, crystal structure of,166.Indium nucleus, isomerism of, 19.Indole alkaloids, 326.Indolylacetic acid, root formationinduced by, 363.Indolylbutyric acid, rooting of cut-tings due to, 364.mesoInosito1 in bios, 369.Insulin, crystal structure of, 184.Intermolecular forces in solutions,Invar alloys, thermal expansion of,Iodides, preparation of, 11 8.Iodine, as fission product of uranium,Iodine pentafluoride, crystal structureIons, heats of hydration and solutionIron, detection of, in dusts, 403.33.156.12.determination of, in air, 408.of, 166.of, 37.reagents for, 390.determination of, in dusts, 400.dietary value of, 349INDEX OF SUBJECTS.447Iron carbonyl hydride, crystal struc-enneacarbonyl, crystal structurepentacarbonyl, crystal structureture of, 166.of, 167.of, 166.nuclear, 19.Isomerisation, cis-trans-, 232.Isomerism, cis-trans-, 253.Isoprene, dimerisation of, 62.Isotopes, gaseous, separation of, 412.Itaconic acid from Aspergillus, 386.Juglone, 278.Karangin, structure of, 316.Kellin, structure of, 315.Kellinone, 316.Keten, dimerisation of, 84.Ketochrysenes, synthesis of, 303.1 -Keto-7-methoxy-2-methyl-1 : 2 : 3 : 4-tetrahydrophen-anthrene, 30 1.2 -Keto - 10-methyl-A1~s-oc talin, 295.Ketones, cyclic, formation of, fromfrom dicarboxylic acid, 305.3-Ketoquinuclidine, condensation of,5-Ketoruban, 324.Kinetics, chemical, 61.Knoevenagel condensation, 2 11.monocarboxylic acids, 300.detection of, 394.electronic structure of, 56.with quinoline-4-aldehyde, 324.Lactose, origin of, in animals, 355.LLevoglucosan, 258.Lanthanum, preparation of, 128.Lapachol, structure of, 278.Lawsone, 278.Lawsonia alba, 278.Lead, detection of, 390, 403.in presence of mercury andsilver, 390.in dusts, 400.Lead imide, amphoteric action of,139.iodide, potassium acetate solutionsof, as reagent for alkaloids anddrugs, 390.Leucine, labelled, isolation of, fromprotein hydrolysates, 352.Lignin, 380.determination of, 419.distillation of, 383.preparation of, 381.structure of, 383.of known refractive index forLiquids, molecular forces in, 33.microscopy, 39 1.Liquids, organic, refractive index of,Liquid state, 99.Lithium chloride, equilibrium of,with cobalt chloride and water,132.chloride dihydrate, dehydration of,135.peroxide, 124.sulphate, equilibrium of, withaluminium sulphate and water,132.Lithopone, photomicrography of,ultra-violet, 395.Lithospermin erythrorhizon, 282.Liver, glycogen hydrolysis in, 36 1.Lomatiol, structure of, 280.isolomatiol, 280.Lossen rearrangement, 192.Lungs, detection in, of quartz, 404.mineral dust in, 403.8-Lupinan, 330.Lupinan alkaloids, 328.dl-Lupinine, resolution of, 329.Lupinus sericeus, 329.Lycopodium powder as referencesubstance in powder analysis,397.dl-isolysergic acid, 332.Lysergic acids, 332.392.Magnesium, lattice temperature of,Magnesium oxide, lattice temperaturesulphate, equilibria of, with mag-nesium chloride, nickel sul-phate, zinc sulphate, and water,133.Maleic acid, methyl ester, isomeris-Malonic acid, ethyl ester, ammono-Manganese, preparation of, 125.Manganese sulphate, hydrates, 135.a- and p-Matridines, 330.Matrine, 329.Matrinic acid, 330.Melting point, determination of, withMelting points, two- and three-Mercury, detection of, in presence ofvapour, detection of, in air, 408.Mesitylene derivatives, dipolemoments of, 218.Mesitylmagnesium bromide, condens-ations with, 213.Mesomorphous state, 100.Mesons, 30.155.of, 155.hydrates, 135.ation of, 232.lysis of, in liquid ammonia, 140.microscopic heating block, 393.dimensional, 100.lead and silver, 390448 INDEX OF SUBJECTS.8-Methklhydrindan-l-one," 305.'1 1-Methyloctahydrophenanthrene,Metals, action of selenium 0x3solubility of, in ammonium saltrsolutions of, in liquid ammoniaMethacrylic acid, methyl ester, polyMethane, crystals, specific heat ofmixed crystals of, with kryptonspectrum of, ultra-violet, 58.y-6-Methoxy-3 : 4-dihydronaphth-alene-1-butyryl chloride, 304.2'-Methoxydiphenyl-6-carboxylicacid, 2-nitro-, 257.6-Methoxy-l-ethinyltetralin, 1-hydr.oxy-, 291.4-Methoxy- 1 -methyl-d l-cycZohexene-2-y-butyric acid, 304.4-Methyl acetone fructose, 264.3-Methyl acetone sorbose, 264.Methylacetylene, hydrogen bromideaddition to, 224.polymerisation of, 7 1.9-Methyldecalin, 287.16-Methyldodecahydrochrysenes, 297.3-( 2'-Methylenecyclohexylidene- 1'-)propene, 310.Methylene radical, electronic struc-ture of, 60.endoMethy lenetetrahydrobenzalde-hyde, 65.6-Methylergoline, 333.Methylglucosaminide, structure of,270.Methyl group, bond length in, 175.o-Methyl groups, reduction of meso-4-MethylcycZohexanol, asymmstrica-Methvlhexoside chlorohvdrins.267.chloride on, 143.137.138.merisation of, 73, 80.158.161.merism by, 218.dehydration of, 252. Gapht haquinone pigments , 2 7 8.Qaphthyl ethers, detection of, bymeans of picrates, 393.Naphthylacetic acid, root formationMicrospectrograph, grating, 392.Migration from side-chain to nucleus,Milk, determination in, of carotenoids,human, antirachitic potency of,Molecules, polyatomic, electronic202.414.346.spectra of, 47.electronic structure of, 48.long-chain, formation of, 67.overturning of, 108.Molybdenum, preparation of, 125.Molybdenum hezacarbonyl, crystalstructure of, 166.pentachloride, crystal structure of,166.Monolayers, electron-ray structureof, 107.molecular interactions in, 110.penetration of, 112.physical properties of, 94.thickness of, 105.Morphine, detection of, 391.Moulds, growth substances for, 373.Mucor ramannianus, growth stimul-Multilayers, 103.metabolic products of, 385.ation of, 372.electrical properties of, 109.electron-ray structure of, 107.X-ray structure of, 106.skeleton, 107.thickness of, 105.Uuscle, aerobic metabolism of, 357.anaerobic glycolysis in, 358.Kyogen, crystallisation of, 353.Myristic acid, films, force-area curvesfor, 98.3-lv~ubllylu~ballll, L O I .2-Methylcyclopentene-3 : 4-dione,5-Methyl- 1 : 2-cyclopentenonaphth-291.u,-u-a-A\ a~~ibiiyiuuii~cILtiiiiuu, a : i)-w~,-nitro-, Hofmann degradation of,193.Nematospora gossypii, growth sub-stances for- 373.cursor, 342.122.Methyl thiosulphite, hydrolysis of,1 -Met hy 1 - 2 - vinylcy clohexene, 2 93.2-Methyl- 1 -vinylcycZohexene, 293.Micro-manipulators, 394.Microscope, polarising, 392.Microscope heating block, 393.Microscopy, 388.fluorescence, 392.crystal structure of, 171.Neutrons, emission of, in nuclearfission, 14.Nickel, thermal expansion of, 156.Nickel chloride, equilibrium of, withcadmium chloride and water,131.sulphate, equilibria of, with cobalt,copper, and magnesium sul-phates and water, 133IKDEX OF SUBJECTS.449Nicotinic acid, 343.Niobium iodides, 119.Nitrides, crystal structure of, 165.preparation of, 120.PolyNitro-compounds, detection of,Nitrogen, electronic structure of, 51.Nitrogen compounds, containing393.three-membered ring, 243.ring, 320.tervalent, resolution of, 187.stereochemistry of, 239.oxides, absorption of, 411.determination of, 409.Sobiletin, structurt.of, 31 9.2-Norequilenin, 298.Norequilenin methyl ether, synthesisof, 303.Norlupinan, I9 1 .Norlupinan -4 and B, 323.z-Noroestrone, 798, 306.Novocaine, analysis of mixtures of,Nuclear forces, theory of, -34.Nutrition and vitamins, 335.level of, 342.Nyctalopia, 33s.with cocaine, 392.d3 : 3’-Octahydrodipheny1 from butsz-Octahydropyridocoline, isomerism of,Octahydrorottlerone, 31 8.Octalupine, 329.Oestric acid methyl ether, 306.Oestrogens, synthetic, 190, 308.Oestrone, synthesis of, 305.Olefinic linkings, addition at, 187.Olefins, absorpt<ion of, by sulphuricOleic acid, films, force-area curves of,Opium alkaloids, separation of, 415.Optical activation, 249.actirity, transient, detection of, 248.Orange-peel oil, fish poison from, 314.Ores, analysis of, 396.Organic chemistry, 186.compounds, crystal structure of,detection of, by m.p.and refrac-solubility of, in hydrofluoric acid,diene, 64.240.* : lo- Octalin, 287.acid, 410.bisulphite addition to, 234.97.175.tive index, 393.145.Ortho-effect, 215.Osmium phosphide, 122.Osthol, 314.Oxalic acid, dihydrate, crystal struc-ture of, 180.1-strychnine gallium salt, 128.REP.-VOL.XXXVI.Oxalyl chloride, hydrolysis of, 84.Oxamide, crystal structure of, 181.Oxidants for hydrogen bromideOxidation in liquid sulphur dioxide,Oxygen, absorption of, 410.as catalyst in hydrogen bromideelect,ronic structure of, 50.Oxygen ring compounds, 310.Oxymatrine, 330.Ozone, decomposition of, 84.addition, 22 1.142.addition, 228.determination of, in air, 408.reaction of, with chlorine, 84.Palladous atoms, 4-covalent, valencyPalmitic acid, and its ethyl ester,Pantothenic acid, 344.Pantothenic acid-/3-alanine asParafKns, high molecular-weight ,Pea-nuts. See Arachis hypogaea.Pectic acid, structure of, 379.Pectin, 378.Pectins, jelly formation by, 359.Pellagra, cure for, 343.Penicillium chrysogenum, inetabolicPenicillium funiculosum, metabolicPenicillium griseo- f ulvum, metabolicPenicillium viniferum, metabolic pro-a-Pentadeu terophenylbenzylamine,cycloPentadiene, bromination of, 232.configuration of, 254.films, force-area curves for, 97.growth substance, 370.structure of, 178.analysis of, 380.products of, 385.products of, 385.products of, 385.ducts of, 385.resolution of, 237.dimerisation of, 62, 84.polymerisation of, 65.reaction of, with acraldehyde, 65.d 2-Pentene, hydrogen bromide addi-da-Pentinen-y-01, resolution of, 238.neoPentyl iodide, rearrangement of,197.neoPentylmagnesium chloride, neo-pentyl bromide and iodide from,197.Pepsin, enzymically active constitu-ents of, 353.Peptides, detection of, 393.Periodic acid, action of, on celluloseand starch, 277.Perkin condensation, 2 1 1.Peroxide effect, 219.Peroxides as catalysts in Cannizzarotion to, 223.reaction, 233.450 INDEX OF SUBJECTS.Phaseolus vulgaris, root formation in:363, 364.Phenanthrene, bromination of, 231.Phenol-lignin, 381.Phenolic ethers, catalysed rearrange.ments of, 209.dl -p - Phenylenebi siminoc amphor , re 1solution of, 252.Phenyl y-ethylallyl ether, rearrange-ment of, 206.Phosphides, 12 1.P hosp hoglucomut ase, 3 5 9.Phosphonitrile, 121.Phosphorolysis, 361.Phosphorus, crystal structure of, 164.molecular structure of, 121.radioactive, as indicator in glyco-pentafluoride, crystal structure of,166.pentoxide, molecular structure of,121.Photomicrography in microscopicanalysis, 394.6 -Phthalimidoglucose, 264.Phthoicol, 278.Phyllocaline, 368.Fhysics, crystal, 150.Physcion, 386.Picrolonic acid, salts, with amino-acids, crystal habit and opticaldata for, 392.Pigments, green-leaf, separation of,from solution, 413.naphthaquinone, 2 7 8.organic, detection of, by micro-sublimation, 394.Pinacol transformation, 195.Piperidine derivatives, meta- bridgingof, 322.6-Piperidylglucose, 264.Piston oils, for use in pressuremeasurement of films, 104.Pisum, aneurin as growth factor for,367.Pisum sativum, root formation in,364.Plants, growth inhibitors of, 369.lysis, 361.Fhosphorus chlorofluorides, 118.growth substances of, 362.promoting cell extension, 365.pectic substances of, 378.root formation induced in, byauxins, 363.sub-tropical, root formation in-duced in, 363.wound hormones of, 368.Plant viruses, 353.Plumbagin, 278.Polar groups, reactivity of, gradedfrom monolayer penetration,113.Polymers, active, lifetime of, 75.Polymerisation, gas-phase, 68.Polyporus adustus, growth of, withPolystyrene, ultracentrifugal separ-Polythionic acids, formation of, 122.Polyuronides, analysis of, 380.Pongamia glabi-a, 3 16.Potassium, vibrational energy of, 154.Potassium ammono-magnesiate,-plumbite, and -sodiate, 139.pmmonostannite, 139.2 : 2’-dipyridyl and 4 : 5(o)-phen-anthroline aurous cyanides, crys-tal structure of, 174.fluorochromate, crystal structureof, 171.heptafluoniobate, crystal structureof, 170.heptafluotantalate, crystal struc-ture of, 170.iodide, reaction of, with antimonypentachloride in liquid sulphurdioxide, 142.nitrate, equilibrium of, with nitricacid and water, 134.peroxide.decomposition of, 124.salts, equilibria in systems of, withkinetics of, 61.liquid-phase, 77.aneurin, 373.ation of, 81.water, 133.Potential, surface, 101.Powders, analysis of, 397.Praseodymium, preparation of, 125.Precipitation apparatus, electro-static, 401.thermal, 402.Primetin, structure of, 319.Primula modesta, 319.Proline as plant growth substance,cycZoPropane, bromination of, 231.Propionic acid, detection of, 392.Propylene, hydrogen bromide addi-Propylene, 1- and 2-bromo-, hydrogenProteins, films, viscosity of, 96.of dusts, 401.368.tion to, 220.bromide addition to, 223.in diet, 349.structure of, and amino-acidProtoactinium, nuclear fission of, 18.Pump, hand, for sampling, 408.Pyridine, homologues, preparationof, 320.Pyridoxin. See Vitamin-B,.Pyruvic acid, disposal of, in relationto vitamin-B,, 339.analysis, 35 1.Quartz, detection of, in lungs, 404.determination of, in felspar, 395INDEX OF SUBJECTS.451Quinine derivatives, preparation of,Quinoline, %amino-, preparation of,isoQuinoline alkaloids, 330.Quinolinic acid as cure for pellagra,324.320.343.Radioactivity, 7.natural, 23.X-Rays, cameras for, 156.dsraction of, use of, in analysisreflection of, by crystals, 155.of dusts, 404.Reactions, bimolecular, r61e of sol-vents in, 83.theories of, 86.chain, nuclear fission in, 16.in non-aqueous solutions, 133.mechanism of, 191.Reagents, microchemical, for ions,Rearrangements, 191.Refractive index as criterion ofpurity, 391.390.of organic acids, 392.Reinecke’s reagent for alkaloids, 391.Resins, synthetic, as adsorbents, 416.Rhenium arsenide, 122.Rhizocaline, 368.Rhodotorula, growth stimulation of,372.Riboflavin, 343.Rickets, 335.Ring closures with aromatic rings,301.with unsaturated alicyclic rings,303.Rocks, analysis of, 396.Rotation, molecular, in crystals, 168.restricted, 255.isoRottlerin, structure of, 318.Rottlerone, structure of, 318.Ruban-5-01, 325.Rubntoxanone-9, 324.Rubidium cadmium chloride, crystalstructure of, 173.peroxide, 124.oxides, crystal structure of, 163.Rubroglaucin, 386.Ruthenium phosphides, 12 1.Salicylic acid, distinction of, fromp-hydroxybenzoic acid, 391.Samarium, detection and detennin-ation of, 393.Samarium salts, 126.Sampling of dusts, 390.Santonin, ammonolysis or, in liquidammonia, 140.Saponin, penetration of films by, 113.Scandium, crystal structure of, 164.Scandium compounds, 129.Seaweeds, alginic acid from, 379.Selenium, determination of, insmokes, 403.Selenium oxychloride, reactions in,143.Semiertrbazides, use of, for detectionof aldehydes, ketones, and azides,394.scurvy, 335.Seseli indicin, 316.Seselin, structure of, 316.Shikonin, structure of, 282.Silane, difluoro-, 117.Silicon compounds, 118.Silver, detection of, in presence ofa-Silver iodide, thermal expansion of,Skiinmia japonica, 3 16.Smokes, analysis of, 399.Snails.See Helix pornatkz.Sodium, electronic structure of, 48.Sodium chloride, equilibria of, withcadmium chloride and water,131.with cobalt chloride and water,132.sulphate, equilibrium of, with cal-cium sulphate and water, 132.heptahydrate, dehydration of,135.triphenylmethyl, condensationswith, 213.Soils, determination in, of bacteria,397.Solid state, 100.Solubility in hydrofluoric acid, 145.in liquid sulphur dioxide, 140.Solutions, energy and entropy of, 42.ideal and regular, thermodynamicsintermolecular forces in, 33.non-aqueous, reactions in, 135.partition functions for, 38.solid, order-disorder in, 42.tetramide, 139.lead and mercury, 390.156.of, 40.Solvents, effect of, on reaction velo-city, 82.industrial, toxicity of, and theirdetection and determination,408.non-aqueous, reactions, in, 136.Sophora jlavescens, 330.Soya beans, amylase of, 377.Spectra, electronic, of polyatomicmolecules, 47.ultra-violet, vacuum, 53.vibrational, and structure, 59.Staphylococcus aureus, growth sub-Stars, nuclear reactions in, 22.stances for, 373452 INDEX OF SUBJECTS.Starch, constitution of, 188.disaggregationand structure of, 272.methylation of, 271.oxidation of, 277.wheat, 374.for, 98.Stearic acid, films, force-area curvessurface potential of, 102.Stearic acid, barium salt, skeletonmultilayers of, 107.Steel, analysis of gases from, 406.Stereochemistry, 236.Steroids, synthesis of, 190, 286.Stilbene dibromide, 227.isostilbene, conversion of, into stil-bene, 225, 232.Stilboestrol, C-alkyl derivatives, 308.Strawberries, pectic acid from, 378.Streptococcus dunnii, 280.Streptococcus hmmolyticus, growth of,with pantothenic acid, 370.Strontium peroxide, 124.Strychnine, detection of, 391.Xtyrax japonica, 3 13.Styraxin aldehyde, 313.Styraxinolic acid, 3 13.Styrene, bisulphite addition to, 234.hydrogen bromide addition to, 222.polymerisation of, 77.thiolacetic acid addition to, 235.thiophenol addition to, 236.Suaveline, 33 1.Sugar anhydrides, 258.p-toluenesulphonates, hydrolysisSugars, asymmetric oxidation of, 252.isomeric, from fission of anhydro-Sulphates, determination of, 415.Sulphides, precipitation of, 416.Sulphonation by sulphuryl chloride,Sulphones, detection of, 393.Sulphur, crystal structure of, 164.Sulphur dioxide, absorption of, 41 1.of, 259.rings, 263.234.specific heat of, 155.compounds of, with ammonia,determination of, 409.liquid, conductivity of, 140.reactions in, 140.Sulphuryl chloride, chlorination by,Surface potentials, 101.Surface pressure, measurement of,Surfaces, chemistry of, 94.142.tetroxide, properties of, 123.233.sulphonation by, 234.94.Tachysterol, structure of, 309.Tantalum iodides, 119.Tar, determination of, in dusts, 400.Tellurium, as fission product ofTe tradeuterethylene, spectrum of,Tetrahydroeuparin, synthesis of,Tetrahydrofurans, hydroxy-, 31 1.Tetrahydropyran-4-carboxylic acid,preparation of bicyclo-compoundsfrom, 321.a-Tetralone, condensation of, withacetylcyclohexene, 295.Te trame t hy lammonium dichloro -iodide, crystal structure of,165.Te trame t h ylet h ylene bromoh ydrin ,pinacolone from, 196.Thermal expansion of crystals, 156.Thermodynamics and structure ofcrystals, 150.of solutions, 40.Thiamin.See Vitamin-B,.Thiohydrolysis, 146.Thionyl acetate and thiocyanate,Thiosulphates, decomposition of, 123.Thiosulphurous acid, 122.Thorium, fission products of, 14.uranium, 12.isotopes, isomeric, 21.59.312.141.neutron emission by, 18.phosphide, 12 1.phosphides, crystal structure of,Titanium iodides, 119.nitride, crystal structure of, 166.a- and fi-Tocopherols, structure of,Toddalolactone, structure of, 315.Toluene, bromination of, 231.chlorination of, 233.o-Toluidine-5: 5-disulphonic acid,resolution of, 252.3-Tosyl diacetone glucose, removalof tosyl from, 260.Tosyl groups, removal of, 260.3-Tosyl methyl glucopyranoside,hydrolysis of, 261.2-Tosyl fi-mathylglucoside, hydro-lysis of, 260, 265.Transformations of different order,thermodynamics of, 96.Traumatin, 368.Triacetyl acetone fructose, 264.Triacetyl glucose 1 : 2-anhydride, 258.Triacetyl 4-mesyl /3-methylgalacto-pyranoside, :action of sodiummethoxide on, 260.Triacetyl 4-mesyl ,!3-methylgluco-pyranoside, action of sodiummethoxide on, 260.n-Triacontane, crystal structure of,178.166.347INDEX OF SUBJECTS.45 3Tricaproin, films, force-area curvesTriethylamine, solution of, in liquidsulphur dioxide, 141.Trimethylamine oxide, crystalstructure of, 180.Trimethyle thylene, hydrogenbromide addition to, 221, 224.Trimethylhazeinic acid, 319.2 : 4 : 6-Trimethyl p-methyl-d-ido-pyranoside from 2 : 3-anhydro-methylmanno side, 2 65.Trioxymethylene, catalytic de-composition of, 84.Triple point, 99.2 : 4 : 6-Triisopropylphenyl iso-propyl ether, treatment of, withphenol and boron fluoride,208.Triticum vulgare, seeds, growth sub-stances in, 373.Z-Tudarinine, 331.Tumours, glutamic acid in, configur-ation of, 350.Tungsten hezacarbonyl, crystalstructure of, 166.of, 97.dg-Undecenoic acid, hydrogenbromide addition to, 223.d 1°-Undecenoic acid, hydrogenbromide addition to, 220,229.bg-Undecenol, hydrogen bromideaddition to, 223.dg-Undecynoic acid, hydration of,225.dl*-Undecynoic acid, hydrogenbromide addition to, 224.Uranium, disintegration of, 8.fission products of, 14.isotopes, 11.separation of, 16.neutron emission by, 18.Urine, human, callicrein from, 414.Valine, dietary value of, 349.Valves, thermionic, determination ofalkaline-earth metals in coatingsof filaments of, 405.Vanadium iodides, 11 9.oxychloride, action of liquidhydrogen sulphide on, 146.Vanthoffite, 130.Velocity of reaction, solvent r61e in,Vibrational energy, Debye expressionVinyl bromide, hydrogen bromidecompounds, polymerisation of, 67.Vinylacetylene, hydrogen bromideand chloride addition to, 231.82.for, 154.addition to, 220.a-Vinylcinnamic acid from benz-aldehyde and crotonic anhydride,211.1 -VinylcycZohexene, 293.3-Vinylcyclohexene from butadiene,Viscosity, surface, measurement of,Vitamins, and nutrition, 335.Vitamin-A, deficiency of, effects of,64.94.antirachitic, 309.337.determination of, 336.methyl ester, synthesis of, 337.Vitamin-A,, 337.Vitamin-B,, 339.assay of, 341.deficiency of, bradycardia in, 340.detection of partial deficiency of,342.Vitamin-B, complex, 343.Vitamin-B,, 325, 343.as yeast growth substance, 372.See also Aderrnin.Vitamin-C, 345.Vitamin-D, 346.Vitamin-D,, isomers of, 346.Vitamin-E, 347.Vitamin-K, 347.Vitamin-K,, constitution of, 282.synthesis of oil resembling, 283.structure of, 309.Wagner-Meerwein rearrangement,Water, spectrum of, electronic, 55.Wettability and deposition of films,Wheat starch, 374.196.104.Xerosis, 335.m-Xylem, chlorination of, 233.m-2-Xylidine, acetyl derivative, nitr-ation of, 218.Yeast, glycogen hydrolysis in, 361.growth substances of, 369.Yohimbine, detection of, 390.Zea mais, root formation in, 364.Zinc, detection of, 390.seeds, growth substances in, 373.lattice temperature of, 155.separation of, from cadmium,Zinc amide, amphoteric action of, 238.nitride, 120.sulphate, equilibria of, withmagnesium sulphate, sulphuricacid, and water, 133.<ymohexase, action of, on hexosediphosphate, 359.cobalt, or nickel, 417