INDEX OF SUBJECTS.Absorptiomet,er, photo-electric, use of, inAcceleration tube, 5.Acetals of hexoses and pentoses, 11 1.Acetamide, N-bromo-, reaction of, withAcetic acid, azeotropic mixture of, withdehydration of, 227, 229.lead salt, as reagent in carbohydratemetallic salts, normal and basic, 50, 51.phenyl ester, conversion of, intoreaction of, with metallic hydroxides,Acetic anhydride, preparation of, fromAcetone, equilibrium of, with benzene3 : 4-Acetone-1 : 6-anhydro-8-d-galacto-Acetylbenzilyl chloride, reaction of, with3-Acetyl- Aa-dihydro thiopyran, C-methyl-Acetylursolic acid, methyl ester, bromin-Acids, aliphatic, drying of, 229.fatty, unsaturated, methyl esters, absorp-ionisation of, 58.weak, reaction of, with metallic hydrox-steel analysis, 205.tetramethylethylene, 103.a-diethylaminobutan-y-01, 228.reactions, 11 7.p-hydroxyacetophenone, 106.50.acetaldehyde, 233.and chloroform, 228.py-ranose, 118.alkylanilines, 161.ation with, 133.ation of, 105.tion spectra of, 232.ides, 50.Acridine, spectrum of, absorption, 25..4cridines, 167.Acridines, amino-, dissociation constants of,Acrylonitrile, reactions of, 108.Actinomyces, antibiotics formed by, 195.Actinomyces antibioticus, actinomycinsfrom, 195.Actinomycetin, 195.Actinomycin A and B, 195.3-Acyloxindoles, 161.Adenine, synthesis of, 170.Adrenal cortex, steroid hormones of,Btioporphyrin-1, structure of, 95.Alcohols, polyhydric, 119.Aldehydes, spectra of, absorption, andstructure, 25.Alfalfa mosaic virus, 202.Allyl alcohol, reaction of, with benzene,in presence of hydrogen fluoride, 106.Allyl bromides, detection of, 104.d-Altrosan, reaction of, with periodic acid,118.167.145, 147.Aluminium, determination of, in steel,Aluminium chloride, reaction of, with205.pure, preparation of, 81.fluorides, 63.hydride, non-volatile, 63.hydroxide, precipitation of, 48.Amino-acids, structure of, 95.Ammonia, Nessler’s test for, 58.Amplifier, 9.a- and 8-Amyrin acetates, bromination of,Analysis, X-ray, 85.Analytical chemistry, 204.Anethole, dernethylation of, 137, 140.Aniline, p-iodo-, compound of, with8-trinitrobenzene, 93.Animal viruses, 198.Anthracene, crystals, moIecular vibrationsin, 86.purscation of, 229.spectrum of, absorption, and structure,25, 28.Anthrwite, anisotropy of, 36.Antibiotios, 182.tetramethyl-ammonium sulphite, 67.105.as fungicides, 184.chemotherapeutic value of, 183.formed by bacteria, 180, 184.formed by fungi, 180, 188.Antimony, determination of, in steel, 206.Antiseptics, definition of, 182.d- Arabinose dimethylacetal, 11 1.Arsenic, determination of, in steel, 206.pure, preparation of, 75.Arsenic trioxide, polymorphism of, 88.Arsenious acid, ionisation of, 68.Aryldiazonium chlorides, reaction of, with2-Arylindoles, 160.Aspergillic acid, 193.Aspergillus, antibiotics from, 193.Aspergillus clauatus, clavacin from, 193.Aspergillus JEavus, aspergillic acid from,Aspergillus fumigatus, antibiotics from,Auric oxide, precipitation of, 48.Aurintricarboxylic acid, ammonium salt,bicycloAza-alkanes, dehydrogenation of,Azeotropic mixtures, theory of, 226.Azeotropy, 227.Azomethane, spectrum of, absorption, andBaciUua brevis, antibiotics from, 181, 184.acrylonitrile, 109.193.193, 194.as reagent for aluminium, 205.164.structure, 25.24246 INDEX OF SUBJECTS.Bacteria, antibiotics formed by, 180, 184.Bacteriostatics, definition of, 182.Benzaza-anthrones, 166.Benzazafluorenones, 166.Benzene, distillation of, mixed withequilibrium of, with acetone and chloro-nitrartion of, 228.orbitals in, 19, 23.oxidation of, to phenol, 107.reaction of, with allyl alcohol in presenceof hydrogen fluoride, 106.wi thisobutylene, with hexene, and withpropylene in presence of hydrogenfluoride, 106, 106.Benzene, o-dichloro-, distilletion of, mixedwith diethylbnmne, 220.s-trinitro-, compound of, with p-iodo-aniline, 93.Benzenesulphonic acid, methyl ester,dehydration of, 226.p-tolyl ester, conversion of, into 2-hydr-alty-5-methyldiphenyl~ulphone, 106.Benzole, determination of, in wash oil,224.Benzophenoneoxime, rearrangement of, t obenzanilide, 106.Benzoylcarbinol, physiological action of,146.Benzylidene d-arabitols, 121.1 -Benzyltetrahydrowoquinolineg, 165.Beryllium, determination of, in steel, 206.pure, preparation of, 79.Beryllium borohydride, structure of, 62.salts, basic, 46.Beryllium-Padon, neutrons from, 8.Betatron, 7.Biochemistry, 17 7.Biotin, and its derivatives, 172.from egg-yolk and liver, 176.Bis~-hydFoxyphenylmethane, derivatives,Bi s -p-h ydr oxyphen ylpropmes, alkylated,Bismuth sesquioxide, polymorphism of,Bituminous products, origin and nature of,Bone, fractures of, effect of vitamin-C onBorohydrides, structure of, 62.Boron, determination of, in steel, 200.pure, preparation of, 73.Boron carbide, crystal structure of, 89.fluorides, structure of, 90.Bromination in aI1yI position, 104.Bromine, isotope, radioactive, use of, inexohange readions, 6 1.Bushy stunt yirus, 200, 201.Butadiene, molocules, orbitals of, 18.n- and iso-Butyl alcohols, equilibrium of,with water, 228.tert.-Butyl alcohol, reaction of, withm-xylene in presence of hydrogenfluoride, 106.ethylene dichloride, 220.form, 228.estrogenic activities of, 144.estrogenic aotivities of, 144.8 8:233.healing of, 179.iaoButylene, chlorination of, 101.hydrogen fluoride, 105.reaction of, with benzene in presence ofCadmium salts, action.of alkalis on, 49.Cmsium, pure, preparation of, 71, 76, 77.Calcium, as reducing agent, 76.determination of, in cast iron, 206.Calycanine, etructure of, 94.Carbohydrates, 109.Carbon, determination of, in steel, 206.neutrons from, 8.preparation of, from sucrose, 72.structure of, effect of heat on, 41.Carbon black, orystallography of, 35.Carbon tetraohloride, structure of, 86.Carbonaceous materials, physical chemis-Carbonates, precipitation of, 56.Csrbonisation, crystallography of, 33.p-Carotene, orbitals in, 19.Catalytic hydrogenation, catalysts for,Cellobiose, synthesis of, 119.Cellobiotol, prepamtion of, 119.Cellosolve, equilibrium of, with ethylalcohol and with water, 227.Centrifuges, high-speed, for study ofviruses, 198.Cerium, pure, preparation of, 79.charcorzl, adsorbent area and heat ofwetting of, 37.etructure of, 36.Chlorination, in allyl position, 101.Chlorine azide, 64.Chloroform, equilibrium of, with acetoneand benzene, 228.All-Cholenic acid, 151.Chromic acid, ionisation of, 58.Chromium, determination of, in steel, 207.pure, preparation of, 75.Chromium salts, bsic, 46.Cinchoninic acid, 3-nitro-, 164.Citrinin, 192.Clarain, 31.Clavacin, 193.Claviformin, 19 1.Cloud chamber, 11.Coal, adsorptive properties of, 35.try of, 20.119, 127, 128.bituminous, crystallography of, 34.bright and dull, 31.carbonisation of, structural changescoking, 32.cornpremed, electrical resistance of, 37.elastic and rheological properties of, 42.elastic constants of, 37.metamorphic development of, 29.petrology of, 30.physical chemistry of, 29.X-ray crystallography of, 32.structure of, effect of heat on, 41.viscosify of, 43.crystallography of, 33.during, 42.Coalificetion, 30.Coal-tar spirits, analysis of, 224INDEX OF SUBJECTS.247Cobalt, determination of, in steel, 208.Cobalt ammines, e x c h g e of hydrogen in,Collagen, formation of, in relation toColour, theories of, 26.Columns, laboratory, 216, 217, 230.choice of, 820.hold-up factor in, 222.packing efEciency in, table of, 223.pure, preparation of, 74.with deuterium, 60.vitamin-C, 179.packed, 217.plate, 217.Condenser, spiral, for distillation, 219.Copper, determination of, in steel, 208.pure, preparation of, 81.Copper earbonyl, 66.chromite, as catalyst, 128.Corticosterone, and 17-fi-hydroxy-, 148.Counters, coincidence method with, 10.Geiger-Muller, 9.Counter-telescope, 1 1.Counting of particles, 9.Cresols, distillation of, 234.Crotonic wid, methyl ester, brominationof, 105.Crotononitrile, reaction of, with acrylo-nitrile, 109.Crystallography, 84.Crystals, dynamics of, X-ray study of,Cucumber viruses, 200, 201.Culture media for growth of bacteria andCupric azide, 65.isocyanic acid, germanium salt, 64.Cygnides, aliphatic, dehydration of, with$-it~oCyanine, spectrum of, absorption,Cyanoethylation with acrylonitrile, 108.Cyclotron, 6.SpiroDecane, naphthalene from, 136.Dehydrocorticosterone, and 1 'I-p-hydroxy -,9- and 11-Dehydroprogesterones, 166.Deoxycorticosterone, and 1 7-p-hyd~oxy-,17-isoDeoxycorticosberone acetate, 149.Deuterium, exchange of, with hydrogenin complex ammines, 60.Deuterium compounda, physical pro-perbies of, and of hydrogen compounds,61.fluoride, physical properties of, and ofhydrogen fluoride, 6 1.X-ray, 85.86.fungi, 183.methylene chloride, 229.and structure, 28.complex, 55.148.synbhesis of, 15 1.148.synthesis of, 149.Diacetone dulcitols, 120.2 : 3 : 4 : 5-Diacetone Z-fucitol, 121.trane-1 : 2-Diacety1ethylene7 diene con-2 : 5-Dialkylpyridines, 162.densations with, 131.Diamond, lattice constants of, 86.1 : 6-3 : 4-Dianhydro-j3-d-ta,iopyrmoee, 118.Diazomethane, reaction of with ddehydo-spectrum of, absorption, and struofure,synthesis of, 82.sugars, 114.25.Dibenz-1 : 5-naphthyridine, 165.Dibenzylidene dulcitokt, 120.1 : 2 : 3 : 4-Dibenzylidene d-aorbibol, 121.Diborane, structure of, 82.Diisobutylene, reaction of, with tchenein presence of hydrogen fluoride,106.Dienmatrol, 137, 142.a-Diethylaminobutan- y-ol, azeotropic mix-Diethylbenzene, distillation of, mixed2 : 2'-Diethylstilbene, 4 : 4'-dihydroxy-,Diethylmalonio acid, diseociation con-stants of, 53.DicycEohexenylacetylene, cydieation of,136.Dihydrostilbcestrol, 140, 141.3.: ll-Diketosetiocholanic mid, methyl3 : ll-Diketo-A4-aetiocholenio acid, methyl3 : ll-Diketocholaraio acid, methyl ester,a-Diketones, oxidation of, 107.2 : 3 : 4 : 5-Dimethylenc rl-mnnnitol, 121.Dimethylgallium borohydride, 63.Diphenyl, 4 : 4'-dinitro-, crystal stnictureof, 94.a&Diphenylbutadione, aMmgenia ac-tivity of, 146.1 : l-Diphenyl-2 : 2-dimethylefhylene,bromination of, 102.Diphenylene, structure of, 92.3 : 2-Diphenyloxindoles, 160.Dipropylmalonic acid, dissociation con-Distillation, ezeotropic, 226.ture of, with acetic acid, 228.with o-dichlorobenzene, 220.143.ester, 153.ester, 153.152.stants of, 53.fractional, 216.molecular and vacuum, 230.vacuum, frothing in, prevention of,Distillation apparatus, for chemical re-6-Divinylace t ylene, conversion of, in toDocosanes substituted, intermediates forDura,jn, 31.Dyes, colour of, theory of, 27.E&&, rare, elements, pure, preperationEgg yolk, bio6in from, 172.Electrodes for steel analysis by spazk230.actions, 225.tetrametiiylc~clohexenone, 138.synthesis of, 225.light absorption by, 28.of, 78.separation of, 69.spectra, 204248 INDEX OF SUBJECTS.Electrons, anti-bonding, 19.motion of, in atoms, equations oforbitals of, 13.spin of, 14.Waves Of, 12.Eleotroscope, 8.Elements, preparation of, by " hot-wire "by thermal decomposition of com-methods, 72.pounds, 71.separation of, 69.solid, pure, preparation of, 68.purification of, by distillation, 79.Encephalomyelitis, equine, virus, 200.Entropy, changes of, during azeotropeformation, 227.Enzymes, effect of, on viruses, 202.preparation of, 233.Epicellobiose, 119.Epilactose, 11 9.Equation, Schrodinger, wave, 32.d-Equilenin, synthesis of, 123.dZ-Equilenin, synthesis of, 123.Ethane, bond lengths in, 86.Ethyl alcohol, azeotropic mixture of,with m-xylene, 228.determination of, in liquids and wines,226.equilibrium of, with cellosolve andwith water, 227.Ethylene, longest-wave absorption of,22.molecules, orbitals of, 18.structure of, 91.Ethylene derivatives, involving allylposition, reactions of, 101.dichloride, distillation of, mixed withbenzene, 220.Ethylenic compounds, oxidation of, byhydrogen peroxide in tert.-butylalcohol, 107.Flavazole, 17 1.Fluorescein, spectrum of, absorption, andcolour, 28.Fluorine, bond lengths in, 86.Formamidine, use of, in pyrimidinesynthesis, 169.Formic acid, b.p. of mixtures of, withwater, 228.gadolinium salt, structure of, 91.Fractionating columns, 216, 230.choice of, 220.hold-up factor in, 222.number of plates in, 219.packed, 217.packing efficiency in, table of, 223.plate, 217.Freon, use of, to raise sparking potential,Frothing, prevention of, in distillation,d-Fructose dimethylacetal, 112.Fumaric acid, ethyl ester, oxidation of, 107.Fumigacin, 193.Fumigatin, 194.6.219, 230..Fungi, antibiotics formed by, 180, 188.Fungicides, antibiotics as, 184.Furfurylideneacetone, condensations with,Fusain, 31.130.in lignite and peat, 30.Gadolinium, pure, preparation of, 79.d-Galsctosan, preparation of, 118.reaction of, with periodic a i d , 118.d-Galactose diethylthioacetal, 113.d-Galaheptulose, 115.Gallium, pure, preparation of, 77.Gallium alums, structure of, 91.borohydride, 62.Gases, separation and purification of,Gastric disease, vitamin-C' in, 177.Gauges, low-pressure, 232.Generators, electrostatic, ti.Geranylamine hydrochloride, structure of,Germanam, 7 1.Germanic acid, ionisation of, 58.Germanium, preparation of, 71.Gliotoxin, 190.d-Glucose O-methyl-S-ethylthioacetal, 114.6 -/3-d-Glucosidodulci tol, preparation of,Glycerol, preparation and purification of,a-Glycol groups, oxidation of, 115.Glycollic acid, strontium d'-methoxy-Glycosans, 1 17.formation of, from /3-phenylglycosides,Glycylglycine, crystal structure of, 95.Gramicidin, 181, 184.l-Gulomethylitol, preparation of, 119.225.96.d-Glucoheptulose, 1 15.119.229.d-hydroxymethyl ester, 116.119.bacteriostatic action of, 186.H 1, 187.Hafnium, preparation of, 73.separation of, from zirconium, 70.Halogenation in allyl position, 101.Heat of wetting, surface area measure-ments from, 40.Helvolic acid, 194.n-Heptane, distillation of, mixed withmethylcyclohexrtne, 220.Hernia, post-operative, prevention of,179.Hexa-acetyl 1 -chloro -uZdehyd o-d -galac -toses, isomeric, 112.Hexa-acetyl keto-d-glucoheptulose, 11 5.Hexa-acetyl l-methoxyuldehydo-d-galac-tose, 112.Hexa-acetyl l-thioethoxy-aldehydo-d-glu-cose, 113.trune-Hexahydrochrysene diol, Estro-genic activity of, 143.Hexamethylbenzene, compounds of, withpicryl halides, 94INDEX OF SUBJECTS.249Hexamethyleneimine, separation of, fromthe diamine, 230.Heuane, determination of, in mixtureswith heptane and pentane, 224.cycZoHexanone, oxidation of, 108.cycZoHexene, bromination of, 105.reaction-of, with benzene in presence ofwith N-bromophthelimide, 103,Hexenes, isomeric, separation and identifi-cation of, 225.Hexaestrol, 137, 140.Hexosans, preparation of, 118.High-tension apparatus, 5.Hippuric acid, condensation of, withoxindole-3-aldehyde, 161.Holmium oxide, separation of, fromother rare earths, 70.dl-D-Homoequilenin, synthesis of, 124.Homopiperonal, reaction of, with /I43 : 4-di h y dr ox yphen yl ) e t h ylam ine, 1 6 6.Hormones, adrenal cortex, 145, 147.Hydrazine, bond lengths in, 86.Hydrocarbons, aromatic, alkylation of, byhydrogen fluoride, 106.preparation of, 233.alkyl halides, 106.by olefins, 105.purification of, 229.halides of chlorine of, 61.bility of, 55.tion, and its complex salts, 56.ture of, 91.mixed, separation of, 224.Hydrochloric acid, isotope exchange withHydrocyanic acid, mercuric salt, solu-potassium salt, hydrolysis of, in solu-isoHydrocyanic acid, methyl ester, struc-Hydroferricyanic acid, 55.Hydroferrocyanic acid, 55.Hydrofluoric acid, molecular rearrange-ments with, 106.physical properties of, and of deuteriumfluoride, 61.reactions catalysed by, 105, 106.Hydrogen, atoms, energy states andspectrum of, 13.light absorption by, 14.determination of, in steel, 215.molecules, energy states and spectrumof, 16.orbitals of, 15.Hydrogen azide, structure of, 87.peroxide, bond lengths in, 86.Hydrogen-ion concentrations, table of,Hydropyridyl ketones, dehydrogenationHydroxides, amphoteric, 48.Hyperol, crystal structure of, 87.Indene, purification of, 229.Indium, pure, preparation of, 81.Indole, 5-hydroxy-, 161.Indoles, 160.oxidation with, 107.for hydroxide precipitation, 45.of, 164.precipitation of, 43.Indolylglyoxal hydrates, 161.Influenza virus, A, 198.Infusible white precipitate, 58.Iodine, isotope, radioactive, use of, inexchange reaction, 62.purification of, 82.Ions, basic, 45.Ionisation of acids, 58.Ionisation pulses produced by disintegra-Iron, cast, determination in, of carbon,catalytic, surface area measurements of,pure, preparation of, 74.separation of, from aluminium, 205.Isotopes as indicators of reaction mechan-Ivory nuts. See Phytekpas macrocarpa.a-Keratin, structure of, 84.3-Keto-A11-aetiocholenic acid, methyl ester,3-Keto-A 4:11-choladienic acid, 152.ll-Ketocholanic acid, methyl ester, 152.3-Keto-All-cholenic acid, 152,1 l-Keto-3-#l-hydroxysetiocholanic acid,methyl ester, 153.l-Keto-7-methoxy-2-methyl-1 : 2 : 3 : 4-tetrahydrophenanthrene, condensa-tion of, with As-n-pentenylmagnesiumbromide, 126.Ketones, reaction of, with acrylonitrile,with formaldehyde and methylamine,spectra of, absorption, and structure,25.a/3-unsaturated, catalytic hydrogen-2-Ket0-A~:~-octalin, conversion of, intoKetoses, preparation of, 115.Lactic acid, preparation of, 232./I-Lactoglobulin, crystal structure of, 95.Lactose, synthesis of, 119.Laevoglucosan, preparation of, 118.reaction of, with periodic acid, 118.Lanthanum, pure, preparation of, 79.Lead, determination of, in steel, 209.Light, absorption of, picture of, 14.plane-polarised, absorption of, 17.Lignin, X-ray crystallography of, 34.Lignite, 30.Liquids, drops, microfractionation of,226.Lithium, neutrons from, 8.pure, preparation of, 77.Liver, toxicity of helvolic acid to, 194.Lubricants, constitution and perform-Lubricating oils, distilhtion of, 233.d-Lyxotrihydroxyglutardialdehyde, 1 10.tion particles, 8.206.38.ism, 60.152.109.166.ation of, 126.oxidation of, 107.cis-9-methyl-2-decalone, 134.ance of, 232.identification of, 232260 INDEX OF SUBJECTS.Maleic anhydride, reaction of, withMalonic acid, metallic salts, 52, 53.reaction of, with metallic hydroxides,Manganese, determination of, in steel, 207,Mannich reaction, 166.cl-Mannosan, reaction of, with periodicMaatitis, bovine, treatment of, withMelibiotol, preparation of, 119.Mercuric oxide, use of, in acidimetry, 50.Mercuric salts, reaction of, with alkalis,propylene, 10 1.52.209.acid, 118.tyrothricin, 187.49.with ammonia, 57.Mercury, structure of, 86.Mesityl oxide, reaction of, with acrylo-Metals, degassing of, 81.pure, preparation and properties of,preparation of, electrolytically, 77.purification of, by sintering and vacuumelectrolytically, 81.Metallic hydroxides, amphoteric, 48.basic strengths of, 50.precipitation of, 43.reaction of, with weak acids, 50.Metanethole, 141.Methacrylic acid, purification of, 226.Methane, dichlorodifluoro-.See Freon.dZ-Methionine, structure of, 95.Methoxymethyl diglycollaldehydes, 11 6.2.Methoxynaphthalene, reduction of, to8-tetralone, 135.Methyl bromide, isotopic exchange re-actions of, with inorganic bromides,61.a-Methyl-d-arabofuranoside, reaction of,2-Methyl-Ae-butylene, chlorination of, 101.cis-9-Methyl-2-decalone, 134.cis- and trans-%Methyl- I-decalones, 134.Methylspirodecane, methylnaphthalene2 : 5-Methylene d-mannitol, 121.Methylcyclohexane, distillation of, mixedwith n-heptane, 220.mixed with toluene, 2 17.2 -Me thylc ycl ohexanone, condensation of,with furfurylideneacetone, 130.2-MethylcycZohexen-3-one, butadiene ad-dition to, 132.a-Methyl-d-hexopyranosides, reaction of,with periodic acid, 115.cia- and trans-8-Methyl- l-hydrindranones,125.a-Methylmannopyranoaide, oxidation of,with lead tetra-acetate, 127.4-Methyl mannose, 118.nitrile, 109.68.fusion, 80.nitro-, equilibrium of, with isopropylalcohol and water, 227.isocyanide, structure of, 91.with periodic acid, 116.from, 136.a-Methyl-d-pentopyranosides, reaction of,with periodic acid, 115.4-Methyl-3-vinylpyridine, 162.Milk concentrates, biotin from, 172.Minim, crystal structure of, 88.Mixtures, binary, for testing fractionatingternary, distillation of, 227.Molybdenum, determination of, in steel,pure, preparation of, 75.Molybdic acid, 69.C O l ~ S , 220.209.Naphtha, coal-tar, separation of con-Naphthacene, spectrum of, absorption,Naphthalene, pure, from petroleum, 228.reaction of, with propylene in presencespectrum of, absorption, and structure,stituents of, 232.and structure, 26, 28.of hydrogen fluoride, 106.25.Naphthyridines, 165.Neodymium, pure, preparation of, 79.Nessler's solution, 58.Neutrons, energy spectra of, 11.aources of, 7.Nickel, determination of, in steel, 240.pure, preparation of, 74, 81.Raney, 8s catalyst, 119, 127.Nicotiana glubkosa, sensitivity of, toNicotine, equilibrium of, with water, 228.separation of, from' other alkaloids, 228.Niobic acid, 59.Niobium, determination of, in steel, 212.preparation of, 73.pure, preparation of, 78, 80.Nitrogen, determination of, in steel, 215.structure of, 86.Nitrogen organic compounds, heterocyclic,Nitrogen monoxide, structure of, 87.Nitrogen-nitrogen bond, length of, 86.Nitrous oxide.See Nitrogen monoxide.z-Norequilenin, 124.dl-Norleucine, structure of, 95.z-Norcestrone, synthesis of, 126.Notatin, 192.Nucloic acids of viruses, 201.viruses, 199.160.oxides, structure of, 86.Octa-acetyl aldehydo-maltose, 110.Octahydropyridocoline, 104.CEstrogens, synthetic, 146.CEstrono, synthesis of, and its ieomerides,Oils, crude, fractionation of, 226.mineral, used, recovery of, 232.Olefins, oxidation of, 108.Organic chemistry, 98.Organic oompounds, heterocyclic, 160.mechanics,. 12.stilbestrol type, 137.125.spectra of, absorption, and wavZNDEX OF SUBJECTS.261Palladium ammines, exchange of hydrogenPapilloma virus, Shupe, 199, 200, 201.P a r a m , separation of, from olefins, 229.Particles, emission, detection of, 8.Patulin, 192.Peat, 30.Penatin, 193.Penicillamine, 189.Penicillic acid, 19 1.Penicillin, 188.Penicillin B, 193.Penicillium cibeinum, citrinin from, 192.Penicillium ckzvifom, claviformin from,PepaiaiUim cyclopium, penicillic acid from,PeaiciUium gliocladium, antibiotic from,Penkillium notatum, antibiotics formedin, with deuterium, 60.chemotherapeutic value of, 190.191.191.190.by, 188.notatin from, 193.penicillin from, 181.Penicillium patulum, patulin from, 192.Penicillium puberulum, penicillic acidPeniciUium spinulosum, spinulosin from,Penta-acetyl 1 : l-dichloro-aldehydo-d-Penta-acetyl l-deoxy-keto-d-galaheptu.Penta-acetyl aldehydo-d-galactose, 11 2.Penta-acetyl aldeiaydo-dl-galactose, 1 10.Penta-acetyl g8lactOSe dimethylacetal,Penta-acetyl d-galactose ethylhemiacetal,Penta-acetyl keto-d-fructose, 115.Pentacene, spectrum of, absorption, and12- and iso-Pentanes, separation of, 226.cydoPentanone, oxidation of, 108.2-Pentene, chlorination of, 102.Ah-Pentenylmagnesium bromide, con-densation of, with 1 -keto- 7 -methox y-2-methyl-1 : 2 : 3 : d-tetrahydrophen-anthrene, 126.Peptides, structure of, 95.Perhydro-2 : 2'-diphenic Mi&, 136.Perhydrohexoestrols, 146.from, 191.192.galactose, 112.lose, 115.112.113.structure, 25.~ iO m i m carbonyle, and their derivatives,tetroxide as oxidation catalyst, 107.Osteogenesis, effect of vitamin-C on, 180.Oxidation with hydrogen pepoxide, 107.Oxindole, syntheses with, 161.Oxindole-3-aldehyde, condensation of,Oxindole-3 -glyoxylic acid, e thy1 eater,Oxygen, &termination of, in steel, 215.Oxygen-oxygen bond, length of, 86.Ozone, structure of, 87.66.with hippuric acid, 161.161.'Periodic acid, as reagent in carbohydratePervanadic acid ae oxidation catsly&,Petroleum, distillation products of, 232.isolation of pure compounds from, 228.Rumanian, fractionation of, 232.separation of hydrocarbons from, 226.Phenacylaryhinea, conversion of, intoPhenanthrene, 2 : 7-dihydroxy-, prepar-Pbenazine, a-hydroxy-, bactericidal ac-Phenol, reaction of, with propylene inPhenol, p-nitro-, colour of, 27.Phenols, distillation of, 234.Phenolphthalein, colour of, 27.Phenothiazine, purification of, 229.2-Phenylcinchoninamide, conversion of,into 4-tunino-&-phenylquinoline, 165.Phenylene-bhe, colour of, 27.&Phenylethylamine, 3 : 4-dihydroxy-, re.action of, with homopiperonal, 166.Phenylglyoxylic anilides, reaction of,with phenylmagnesium bromide, 1 GO.1 -Phenyl- 3- (d-erythro-trihydroxypropyl ) -flavazole, 171.3-Phenylpiperidine, and its derivatives,163.2-Phenylquinoline, 4-amino-, 165.Phenyl d-sorbitol, p-hydroxy-, preparationPhosphomolybdic acid, 69.Phosphonitrile chlorides, structure of, 90.Phosphoric acid, collection of, in packedPhosphorus, black, preparation of, 83.Phosphorus pentoxide, polymorphism of,Phosphotungstic acid, 59.Photography, X-ray, divergent-beam, 86.Phthalimide, N-bromo-, bromination by,Phthalocyanine, structure of, 96.Phthalocyanines, thermal expansion of,Phytelepm wz.mrocurlpa, d-mannosan from,Picryl halides, compounds of, with hexa-a- and p-Pinenes, fraotionation of, 230.Pirylene, structure of, 92.Plant viruses, 198.Platinum amminee, exchange of hydrogenin, with deuterium, 60.Polarisation direction of light, 28, 29.Polarograph, in steel analysis, 206.Polychloroprene, structure of, 96.Polyenes, orbitals in, 19.Polygelitol, structure of, 12 1.reactions, 115.as reagent with g i y c m s , 117.108.2-myhdOh3s, 160.ation of, 128.tivity of, 184.presence of hydrogen fluoride, 106.separation and purification of, 239.of, 119.towem, 226.determination of, in steel, 210.88.104.reaction of, with cyclohexene, 103.95.118.methylbenzene, 94252 INDEX OF SUB3ECTS.Porcupine quills, African, a-keratin from,Porphins, thermal expansion of, 95.Potassium, preparation of, 71.pure, preparation of, 77.Potassium mercuri-iodide, reaction of,with ammonia, 57.Potato virus X, 200, 201.Potential, high, production of, 5.Praseodymium, pure, preparation of, 79.Pressure, measuring and regulating devicesProac tinornycin, W5.Progesterone, 37-/3-hydroxy-, 154.isoPropyl alcohol, equilibrium of, withnitromethane and water, 227.Propylarsonic acid as reagent for zir-Propylene, chlorination of, 103.reaction of, with benzene in presence ofhydrogen fluoride, 105.with maleic anhydride, 101.with naphthalene and with phenol inpresence of hydrogen fluoride, 106.Protons, tracks of, emulsions for study of,11.Pseudomonas pyocyanea, pyocyanase from,181, 184.Pumps, 232.suction, prevention of backflow from,231.Purines, 168.Purity, standards of, for metals, 68.Pyridine, mercuration of, 163.sulphonation of, 163.synthesis of, 162.Pyridines, 2-amino-, 162.Pyridine-%-acetic acid, 164.Pyridine-2 -and- 3 -aldehydes, 1 6 3.Pyrimidine, 4 : 6-diamino-, 170.Pyrimidines, 168.Pyocyanase, 181, 184.Pyocyanine, bactericidal activity of, 184.Quinoline, dibromohydroxy-, oxalate, as8-hydroxy-, as reagent for uranium, 214.Quinolines, 164.isoQuinolines, 164.isoQuinoline- 1 -aldehyde, 165.Quinolinealdehydes, 164.Quinones, antibiotic properties of, 192.Quinuclidine, dehydrogenation of, 164.Radioactivity, 5.Rays, cosmic, coincident counters in studyof, 11.X-Rays, analysis by means of, 85.intensity measurements of, 85.Reactions, ionic, electrometric study of,Receivers, for vacuum distillation, 231.d-Rhamnitol, preparation of, 110.2-Rhamnose dimethylacetal, 112.Rhenium, pure, preparation of, 73, 78.84.for, 231.with water, 227.conium, 215.reagent for copper, 208.43.Rhodium carbonyls, and their derivatives,Rib-grass virus, 201.Ribosan, structure of, 119.Rubber hydrochloride, structure of, 96.Rubidium, pure, preparation of, 71, 76,Salicylaldoxime as reagent for copper, 208Salts, basic, soluble, 45.Samarium, pure, preparation of, 79.separation of, from other rare earths,Scandium, pure, preparation of, 78, 79.separation of, from rare earths, 69.Scurvy, wound healing in, in man, 178.dl-Serine, structure of, 95.Silicates, precipitation of, 55.Silicon, determination of, in steel, 21 1.Silver chlorate, crystal structure of, 91.Silver ions, complex, with ammonia andSodium, preparation of, 7 1.Sodium aurite, 48.vanadite, 48.Spectra, absorption, of organic compounds,and wave-mechanics, 12.Spectrograph in steel analysis, 204.Spinulosin, 192.Stannic chloride, reaction of, with tptra-methylammonium sulphite, 67.Starch, structure of, and its iodine com-plex, 96.Stearic acid, sodium salt, structure of, 94.Steel, analysis of, 204.determination in, of aluminium, 205.of antimony, 206.of arsenic, 206.of beryllium, 206.of boron, 206.of carbon, 206.of chromium, 207.of cobalt, 208.of copper, 208.of hydrogen, 2 15.of lead, 209.of manganese, 207, 209.of molybdenum, 209.of nickel, 210.of niobium, 212.of nitrogen, 215.of oxygen, 215.of phosphorus, 210.of silicon, 211.of sulphur, 212.of tantalum, 212.of tellurium, 213.of tin, 213.of titanium, 213.of tungsten, 213.of uranium, 214.of vanadium, 207, 214.of zirconium, 215.65.77.70.purification of, 82.substituted ammonias, 57.Steelometer, 205.Steeloscope, 204INDEX OF SUBJECTS.253Steroids, non-benzenoid, synthesis of,by Robinson-Mannich method, 128.synthesis of, 122.by Diels-Alder method, 131.Stilbene, cwtrogenic activity of, 146.Stilbcestrol, 137, 138.hydrogenat ion of, 14 1.Stills, control of heat input to, 219.molecular, 232.vacuum, 230, 233.Still-heads, 217, 218.Streptothricin, 196.Styracitol, structure of, 121.Sub-atomics, 5.Succinimide, N-bromo-, bromination by,Sucrose, structure of, 116.Sugars, separation of, 233.aldehyde-Sugars, determination of, 110.reaction of, with diazomethane, 114.Sulphides, organic, removal of sulphurSulphites, amphoteric action of, in liquidSulphur, determination of, in steel, 212.Sulphur dioxide, liquid, reactions in, 66.Surface area, measurement of, 37, 38, 40.Tantalic acid, 59.Tantalum, determination of, in steel, 212.pine, preparation of, 71, 73, 78, 80.Tar, distillation products of, 232.Telluric acid, ionisation of, 58.Tellurium, determination of, in steel, 213.Terpenes, fractionation of, 230.d- and t-Tetra-acetyl 1 -deoxy-keto-fruc-Tetra-acetyl 2-deoxy-6-glucoheptonolac-Tetra-acetyl d-galacturonic acid, methylTetrahydroisoquinoline, 166.Tetrahydrothiophen, 3 : 4-diamino-, 174.p-Tetralone, formation of, from 2-methoxy-naphthalene, 135.Tetramethylammonium sulphite, reactionof, with aluminium and stannicchlorides, 67.Te trame thylethylene, reaction of, withN-bromoacetamide, 103.Tetramethylhaematoporphyrin, structureof, 94.Tetramethylcyclohexenone, formation of,from 8.-divinylethylene, 135.desThiobiotin methyl ether, 175.Thiophosphoryl bromofluorides, 63.Thorium, pure, preparation of, 73, 78.Thorium chromates, precipitation of, 54.dl-Threonine, structure of, 96.Thyratron, 9.Tin, determination of, in steel, 213.sulphite in sulphur dioxide, 67.104.from, 175.sulphur dioxide, 66.purification of, 82.pure, preparation of, 80.toses, 114.tone, 114.ester, ethylhemiacetal, 112.pure, preparation of, 77.reaction of, with tetramethylammoniumTitanium, determination of, in steel, 213.Tobacco viruses, mosaic, 197, 200, 201.Toluene, detection of, in mixtures withbenzene and xylene, 224.distillation of, mixed with methylcyclo-hexano, 217.reaction of, with diisobutylene inpresence of hydrogen fluoride, 106.Toluene, o- and p-chloro-, separation of,234.Tomato bushy stunt virus, 197.aa-Trehalose, structure of, 1 16.Tri-p-anisylbromoethylene, estrogenicactivity of, 146.Trimethylamine, additive compounds of,with boron fluoride and its methylderivatives, 62.Trimethylene d-mannitol, 121.Trimethylethylene, oxidation of, 107,Trime thylgallium, 62.Triphenylethylenes, astrogenic, 146.Triphenylmethylethylene, bromination of,Triplumbic tetroxide, crystal structure ofTropane, synthesis of, 163.Tungsten, determination of, in steel, 213.Tungstic acid, 59.Turbostratic systems, 33.mobile and rigid, 34.Tyrocidine, 181, 184.bactericidal action of, 186.Tyrothricin, 18 1, 184.Ulcers, duodenal and gastric, woundhealing in, in relation to vitamin-C,177.Uranium, determination of, in steel, 214..Uranyl ions, baqic, 46.Vaccinia virus, 197, 198, 199, 200.dl-Valine, structure of, 95.Valves, distillation, 219.Vanadic acid, 59.Vanadium, determination of, in steel, 207,pure, preparation of, 75.Vanadium ions, basic, 46.Vanadium dioxide, precipitation of, 48.pentoxide as oxidation catalyst, 107.Vinyl compounds, distillation of, pre-vention of polymerisation during,226.Viruses, 197.pure, preparation of, 73, 76.necrosis, 197, 200.101.88.pure, preparation of, 78.214.effect of enzymes on, 202.inactivation of, 202.properties of, 200.Virus nucleic acids, 201.Vitamins, preparation of, 232, 233.Vitamin-B,, synthesis of, 163.Vitiman-C, effect of, on bone healing, 179.Vitamin-D, synthesis of, 147.on wound healing, 177254 INDEX OF SUBJECTS.Vitrain, 31.Wash oils, determination in, of benzole,Water, distilled, purification of, 225.Wave-mechanics of spectra, 12.Wounds, healing of, effecb of vitamin-G224.on, 177.Xanthine, synthesis of, 170.Xenon, structure of, 86.rn-Xylene, azeotropic mixture of, withethyl alioohol, 228.reaction of, with tert.-butyl alcohol inpresence of hydrogen fluoride, 106.Xylitol, preparation of, 119.d-Xylotrihydroxyglutardialdehyde, 1 10.Ytterbium, separation of, from other rareearths, 70.Zeolites, base-exchange of, with rare-Zinc, pure, preparation of, 80.Zirconium, as reducing agent, 77.determination of, in steel, 215.pure, preparation of, 73, 76.separation of, from hafnium, 70.Zirconium suiphate, basic, 46.earth elements, 70