J 0 U li N A L OF THE CHEMICAL SOCIETY, TRANSACTIONS. A. J. ALLAIAND M.C. D.Sc. 0. 1,. BEADY D.Sc. A. W. CRossLm C.M.G. C.B.E., D. Sc. F. R.S. C. 11. DESCII D.Sc. P1i.D. M. 0. FO~LS'I'ER D.Sc. Ph.D. F.R.S. J. T. HEWITT M.A. D.Sc. Ph.D., J. C. IRVINE C.B.E. D.Sc. F.R.S. C. A. KTCANE D.Sc. Ph.D. P.R. S. T. br. LOWY u.B.E. D.s~. F.R.S. J. I. 0. MASSON M.B.E. D.Sc. G. T. MORGAN O.H.E. I).Sc. F.R.S. T. S. PATTERSON D.Sc.,Ph.D. J. C. PHILIP O.B.E. D.Sc. Ph.D., N. V. SIDGWICK M.A. Sc.D. J. F. TIIORPE C.B.E. D.Sc. F.R.S. Sir JAMES WALKER D.Sc. LL.D., F.R.S. F. K. S. @biters : J. C. CAIN D.Sc. A. J. GREENAWAY. %misf trirt @bitor : CLAREKCE SMITH D. Sc. a#air;titnt : A. A. ELDRIDGE BSc. 8 11 3r K er : MARGARET LE PLA B.Sc. 1921. Vol. CXIX.Part I. pp. 1-949. LONDON: GURNEY dz JACKSON 33 PATERNOSTER ROW E.C. 4. 1021 PRINTED IN GREAT BRITAIN BY RICHARD CLAY & SONS LIMITED, BUNGAY SUEFOL Some Properties of Explosives. A Lecture delivered before By SIR I -Preparation of Chloropicrin from Picric Acid and Trini-trotoluenes. By KENNEDY JOSEPH PREVIT~ ORTON and PHYLLIS VIOLET MCKIE . . 11.-The Decomposition of Tartaric Acid by Heat. By FREDERICK DANIEL CHATTAWAY and FRANCIS EARL RAY 111.-Trithiocarbonates and Perthiocarbonates. By ERNEST WICKHAM YEOMAN . 1V.-The Bromine Compounds of Phenanthrene. Part I. By HERBERT HENSTOCK . V.-Studies in Emulsions. Part 11. The Reversal of Phases by Electrolytes and the Effects of Free Fatty Acids and Alkalis on Emulsion Equilibrium. By SHANTI SWARUPA BHATNAGAR .. VL-p- Amino- p-phenylpropiophenone. By ALEX. MCKENZIE and FRED BARROW . VI1.-The Methylation of Cellulose. Part 111. Homo-geneity of Product and Limit of Methylation. By WILLIAM SMITH DENHAM . VII1.-The Reaction between Nitric Acid and Copper. By LANCELOT SALISBURY BAGSTER . . 1X.-The Formation of Derivatives of Tet,rahydronaphthalene from y-Phenyl Fatty Acids. By GEORGE ARMAND ROBERT KON and ARNOLD STEVENSON . . X.-The Action of the Chlorides of Sulphur on Substituted Ethylenes. The Action of Propylene on Sulphur Mono-chloride and the Synthesis of PP’-Dichlorodi-n-propyl Sulphide. By SAMUEL COFFEY . XI.-2 4 6-Trinitrotolylmethylnitroamine. By OSCAR LISLE BRADY and WILLIAM HOWIESON GIBSON XI1.-Organic Derivatives of Tellurium.Part 111. Crys-tallographic and Pharmacological Comparison of the a-and @-Dimethyltelluronium Dihaloids. By ISABEL ELLIE KNAGGS and RICHARD HENRY VERNON XII1.-The R6le of Protective Colloids in Catalysis. Part I. By THOMAS IREDALE . X1V.-Yeast Crops and the Factors which Determine them. By ARTHUR SLATOR . . the Chemical Society on December 16th 1920. ROBERT ROBERTSON K.B.E. F.R.S. . . . . * CONTENTS. PAPERS COBlISIUNICATED TO THE CHEMICAL SOCIETY. PAG P 1 29 34 38 55 61 69 77 82 87 94 98 105 109 11 iv CONTENTS. XV.-The Volumetric Estimation of Mixtures of Acids and of Bases and of Polybasic Acids or Bases. By HENRY THOMAS TIZARD and ALFRED REGINALD BOEREE XV1.-The Influence of the Solvent on the Temperature-coefficient of certain Reactions.A Test of the Radiation Hypothesis. By HENRY EDWARD Cox . XVI1.-Arylazoglyoxalinecarboxylic Acids. By ROBERT GEORGE FARGHER . XVII1.-The Constitution of Catechin. Part 111. Synthesis of Acacatechin. By MAXIMILIAN NIERENSTEIN . XIX-Influence of Colloids on the Rate of Reactions Involv-ing Gases. Part I. Decomposition of Hydroxylamine in the Presence of Colloidal Platinum. By ALEXANDER FINDLAY and WILLIAM THOMAS . XX.-Dihydroxynaphthaldehydes. By GILBERT T. MORGAN and DUDLEY CLOETE VINING . XX1.-ortho-Chlorodinitrotoluenes. Part 11. By GILBERT T. MORGAN and LESLIE AMIEL JONES XXI1.-The Constitution of the Disaccharides. Part V. Cellobiose (Cellose). By WALTER NORMAN HAWORTH and EDMUND LANGLEY HIRST . XXII1.-Derivatives of Gallic Acid.Part 11. Gallic Acid (and the Cresotic Acids) and Chloral. By RUPCHAND LILARAM ALIMCIIANDANI and ANDREW NORMAN MELDRUM XX1V.-Studies in Substituted Quaternary Azonium Com-pounds containing an Asymmetric Nitrogen Atom. Part IV. Additive Compounds of Thiocarbamide with Azon-ium Iodides. By BAWA KARTAR SINGH and MIRI LAL . XXV.-Condensation o€ p-fiitrobenzyl Chloride with Nitroso-compounds. A New Mode of Formation of A'-Oximino-ethers. By FRED BARROW and EVAN DALTON GRIFFITHS XXVI.-The Oxidation of Carbazole. By WILLIAM HENRY PERKM jun. and STANLEY HORWOOD TUCKER . XXVI1.-The Influence of Mercury Sulphur Arsenic and Zinc on the Catalytic Activity of Platinum. By EDWARD BRADFORD MAXTED . XXVII1.-On Reduction by Metals in Acid Solutions. Part I.The Reduction of Acid Ferric Sulphate Solutions by Zinc and Magnesium. By SAMUEL SUGDEN . XX1X.-Phenomena of the Ignition of Gaseous Mixtures by Induction Coil Sparks. By JOHN DAVID MORGAN and RICHARD VERNON WHEELER . XXX.-The Action of the Grignard Reagent on certain Nitric Esters. By HARRY HEPWORTH . XXXI.-The Melting Points of Mixtures of 0- and p-Toluene-sulphonyl Chlorides. By LEONARD HARDING . . . PAGE 132 142 158 164 170 177 187 193 20 1 210 212 216 225 233 239 251 26 CONTENTS. V PAUE XXXI1.-The Solubility of Ethyl Ether in Solutions of Sodium Chloride. By PERCY CYRIL LESLEY THORNE . XXXIIL-The Action of Ammonia on Acetone. By THOMAS STEWART PATTERSON and ANDREW MCMILLAN . XXX1V.-1 1 -DimethylcycZohexane from Methylheptenone.By ARTHUR WILLIAM CROSSLEY and NORA RENOUF . XXXV.-Gallotannin. Part XII. By MAXIMILIAN NIEREN-STEIN CHARLES WILLIAM SPIERS and ARTHUR GEAKE . XXXV1.-The Condensation of m-Dimethylaminophenol with Benzaldehyde. By SRI KRISHNA and FRAXK GEO. POPE XXXVI1.-Phenolcitraconein. By SRI KRISHNA and FRANK GZo. POPE . XXXVII1.-Additive Compounds of Antipyrylaminodiacetic Acid and its Salts with Neutral Salts. By ROBERT GEORGE FARGHER and HAROLD KING XXX1X.-An Investigation on the Influence of Negative Groups of Different Character on the Reactivity of Hydrogen Atoms Carried by the Same Carbon Atom. Part I. By BIRAJ MOHAN GUPTA . . XL.-The Conditions Underlying the Formation of Un-saturated and Cyclic Compounds from Halogenated Open-chain Derivatives.Part I. Products Derived from a-Halogenated Glutaric Acids. By CHRISTOPHER KELK INGOLD . . XL1.-The Mechanism Underlying the Reaction between Ethyl Cyanoacetate and Tautomeric Substances of the Keto-enol Type. By CHRISTOPHER KELK INGOLD . XLII .-Experiments on the Synthesis of the Polyacetic Acids of Methane. Part I. The Conditions Controlling Synthesis by the Cyanoacetic Ester Method and the Preparation of Methanetriacetic Acid. By CHRISTOPHER KELK INGOLD . . XLII1.-The Halogen Derivatives of Nitroform. By ALEX-ANDER KILLEN MACBETH and DAVID DOIG PRATT . XL1V.-Quantitative Reduction by Hydriodic Acid of Halogenated Malonyl Derivatives. Part I. The Amides and 8.-Di-alkyl- and -aryl-substituted Amides of Mono-and Di-bromomalonic Acid.By JOHNVALENTINE BACKES, RALPH WINTON WEST and MARTHA ANNIE WHITELEY XLV.-The Formation and Properties of Dithio-ketones (R,C:S:S) and Dithio-ethers (R,S:S). Part I. By KUVERJI GOSAI NAIK . XLV1.-Complex Metallic Ammines. Part V. cis-succinato-diethylenediaminecobaltic Salts and other Cobaltammine Salts containing a Seven-membered Ring in the Complex. By JAMES COOPER DUFF . . 262 269 271 276 286 259 292 298 305 329 341 354 359 379 38 vi CONTENTS. XLVI1.-Compounds of Hexamethylenetetramine with Com-plex Metallic Salts and Acids. By PRIYADARANJAN RAY and PULIN VIHARI SARKAR . XLVII1.-The Interaction of Sulphur Monochloride and Sub-stituted Ethylenes. By WILLIAM JACKSON POPE and JAMES LEONARD BRIERLEY SMITH . XL1X.-The Binary System Aniline-Acetic Acid.By EDMUND ARTHUR O’CONNOR . L.-Equilibria of Hydrofluosilicic Acid. By LAWSON JOHN HUDLESTON and HENRY BASSETT . L1.-The System Picric Acid-5-Phenylacridine. By HENRY BASSETT and THOMAS ARTHUR SINMONS LI1.-pp’-Dichlorodiethyl Disulphide. By GEORGE MAC-DONALD BENEETT . LII1.-Experiments on the Production of Compounds con-taining Arsenic as a Centre of Optical Activity. By GEORGE JOSEPH BURROWS and EUSTACE EBENEZER TURNER . L1V.-The Action of Alkyl Nitrates on Piperidine. By DAVID TEMPLETON GIBSON and ALEXANDER I~ILLEN MACBETH . . LV.-The Friedel-Crafts’ Reaction. Part 11. Migration of Halogen Atoms in the Benzene Nucleus. By MAURICE COPISAROW [with CYRIL NORMAN HUGH LONG] . LV1.-The Chlorovinylchloroarsines. By STANLEY JOSEPH GREEN and THOMASLATER PRICE LVI1.-The Determination of the Sorption of both Solvent and Solute.Part I. Preliminary. The System Benzene-Iodine-Charcoal. By ABU MOIZAMED BAHR and JOSEPH EDGAR KING . LVII1.-On Interfacial Tension. Part I. The Statical Measurement of Interfacial Tension in Absolute Units. By WILLIAM COLEBROOK REYNOLDS , L1X.-On Interfacial Tension. Part 11. The Relation between Interfacial and Surface Tension in Sundry Organic Solvents in Contact with Aqueous Solutions. By WILLIAM COLEBROOK REYNOLDS . . . LX.-Chlorine Overvoltages. By EDGAR NEWBERY . LX1.-The Stability of Tautomeric Formaldehydephenyl-hydrazones. By NEVIL VINCENT SIDGWICK and ELINOR KATHARINE EWBANK . Part XII. The Simultaneous Occurrence of 1 2- and of 1 3-Addition to “ Nascent ” Glutaconic Ester.By CHRISTOPHER KELK INQOLD and JOCELYN FIELD THORPE . . LXI1.-The Chemistry of the Glutaconic Acids. PAGE 390 396 400 403 416 418 426 438 442 448 454 460 466 477 486 49 CONTENTS. INTERNATIONAL PHYSICO-CHEMICAL SYMBOLS . ANNUAL GENERAL MEETING . OBITUARY NOTICES . LXII1.-The Influence of Salts on Chemical Equilibria in Solutions. By J. N. BRONSTED LX1V.-A Second Form of 6 6’-Dinitrodiphenic Acid and its Conversion into New Cyclic Systems. By JAMES KENNER and WILFRID VICTOR STUBBINGS . LXV.-Arylsulphonylnaphthylenediamines and their Sul-phonic Acids. By GILBERT T. MORGAN and WILLIAM ROBINSON GRXST . LXV1.-Researches on Residual Affinity and Co-ordination. Part 111.Reactions of Selenium and Tellurium Acetyl-acetones. By GILBERT T. MORGAN and HARRY DUGALD KEITH DREW . LXVI1.-The Soaps as Protective Colloids for Colloidal Gold. By THOMAS IREDALE . LXVII1.-The Interaction of Ethylene and Sulphur Mono-chloride. By FREDERICK GEORGE MA” WILLIAM JACKSON POPE and (the late) RICHARD HENRY VERNON . LX1X.-Organic Derivatives of Silicon. Part XXIV. dl-Derivatives of Silicoethane. By FREDERICK STANLEY KIPPING . LXX.-The Photochemical Reaction between Hydrogen and Chlorine and its Variation with the Intensity of the Light. By EDWARD CHARLES CYRIL BALY and WILLIAM FRANCIS BARKER . LXX1.-On some Carbamido-acids and their Hydantoins. By JOHN RICHARD SCOTT and JULIUS BEREND COHEN . LXXI1.-Organo-derivatives of Thallium. Part I.Some Reactions of Thalliumdialkyl Haloids. By ARCHIBALD EDWIN GODDARD . Mass-spectra and Atomic Weights. A Lecture Delivered before the Chemical Society on April 7th 1921. By FRANCIS WILLIAM ASTOX . LXXII1.-Organic Derivatives of Tellurium. Part IV. Action of Ammonia and the Alkalis upon ct-Dimethyl-telluronium Di-iodide. By (the late) RICHARD HENRY VERNON. . LXX1V.-Non-aromatic Diazonium Salts. Part VI. 3 5-Dime t h y lisooxaz ole -4 - diaz onium Salts and their Az o -derivatives. By GILBERT T. MORGAN and HENRY BURGESS . vii 502 513 529 PAGE 574 593 602 610 625 634 647 653 664 672 677 687 69 ... V l l l CONTENTS. LXXV.-Researches on Residual Affinity and Co-ordination. Part IV. The Constitution of Simple and Complex Cobaltic Quinoneoxime Lakes.By GILBERT T. MORGAN and J. D. MAIN SMITH . LXXV1.-Derivatives of m-Xylene. By SIDNEY ALBERT PEARMAN . . LXXVI1.-Some Physico-chemical Problems connected with the Stability of Explosives. By CYRIL NORMAN HINSHEL-LXXVIII.4-~-Methylaminoethylglyoxaline. By ROBERT GEORGE FARGHER and FRANK LEE PYNAN LXX1X.-Physical and Physiological Properties of some Hydrogenated Quinoline Compounds. By AKIRA SHIMO-MURA and JULIUS BEREND COHEN . . LXXX.-Interaction of Acetylene and Mercuric Chloride. Part 11. By WILLIAM JOB JENKINS . LXXX1.-The Catalytic Oxidation of Ferrous Salts in Acid Solutions. By RICHARD THOMAS and EDWARD THOMAS WILLIAMS . LXXXI1.-Ethylstannic Acid and Derivatives. By JOHN GERALD FREDERICK DRUCE . LXXXII1.-Note on Dithiocarbazinic Acid.By SINA M. LOSANITCH . LXXX1V.-Reduction of Emulsified Nitro-compounds. Part I. p-Phenylhydroxylamine from Nitrobenzene. By ARTHUR LAPWORTH and LEONORE KLETZ PEARSON . LXXXV.-Reduction of Emulsified Nitro-compounds. Part 11. Some Extensions of the Method. By ROBERT DOWNS HAWORTH and ARTHUR LAPWORTH . LXXXV1.-Determination of the Composition of Mixtures of Eugenol and isoEugeno1 Benzoates by means of Melting Points. By PHYLLIS VIOLET MCKIE . LXXXVI1.-Piperitone. Part I. The Occurrence Isolation, and Characterisation of Piperitone. By JOHN READ and HENRY GEORGE SMITH . LXXXVII1.-Studies in the Camphane Series. Part XXXIX. p- Aminophenylaminocamphor (Camphoryl-p-phenylene-diamine). By MARTIN ONSLOW FORSTER and WILLIAN BRISTOW SAVILLE .. LXXX1X.-Studies in the Resolution of Racemic Acids by Optically Active Alcohols. Part 11. The Resolution of Atrolactinic and a-Hydroxy- p-phenylpropionic Acids by E-Menthol. By HENRY WREN and EDWARD WRIGHT . XC.-The Hydrolysis of Cotton Cellulose. By GORDON WICKHAM MONIER- WILLIAMS . WOOD . . PAGE 704 717 72 1 734 740 747 740 758 763 765 768 777 779 789 79s SO CONTENTS. 1x PAGE XC1.-Amylases of the Cereal Grains-Rye. By JULIAN LEVETT BAKER and HENRY FRANCIS EVERARD HULTON XCI1.-The Formation and Stability of spiro-Compounds. Part IV. Ketones Derived from Open-chain and Cyclic Glutaric Acids. By GEORGE ARM~ND ROBERT KON . 810 XCII1.-Organic Derivatives of Silicon. Part XXV. Satu-rated and Unsaturated Silicohydrocarbons Si,Ph,.FREDERIC STANLEY KIPPING and JAMES EDWIN SAND? 830 XC1V.-Organic Derivatives of Silicon. T)- -L v37T7T Piper-idine as an Analytical Reagent By FREDERIC STANLEY KIPPING and JAMES EDWIN SANDS . . 848 XCV.-The Use of Aluminium Chloride and Ferric Chloride in the Preparation of Phenolphthalein. By CHARLES FREDERICK WARD . . 850 XCV1.-The Cumulative Effect of the Chlorine Atom and the Methyl and Sulphonyl Chloride Groups on Substitution in the Benzene Nucleus. Part I. By WILLIAM DAVIES . 853 XCVI1.-The Cumulative Effect of the Chlorine Atom and the Methyl and Sulphonyl Chloride Groups on Substitution in the Benzene Nucleus. Part 11. By WILLIAM DAVIES 876 XCVII1.-Mitragynine and Mitraversine Two New Alkaloids from Species of Mitragyne.By ELLEN FIELD . 887 XCIX-A New Degradation Product of Physostigmine. By EDGAR STEDMAN . . 891 C.-Dinitrotolylhydrazines. By OSCAR LISLE BRADY and JOHN HERBERT BOWMAN . . 894 C1.-Studies in the Anthracene Series. Part I By EDWARD DE BARRY BARNETT and JAMES WILFRED COOK . . 901 CI1.-Organo-derivatives of Bismuth Part IV. The Inter. action of the Halogen Derivatives of Tertiary Aromatic Bismuthines with Organo-derivatives of Magnesium and Mercury. By FREDERICK CHALLENGER and CHARLES FREDERICK ALLPRESS . 913 CII1.-Some Factors Governing the Sorptive Capacity of Charcoal. Sorption of Ammonia by Cocoa-nut Charcoal. By JAMES BRIERLEY FIRTH . . 926 C1V.-A Colloid Theory of the Corrosion and Passivity of Iron and of the Oxidation of Ferrous Salts. By JOHN ALBERT NEWTON FRIEND .. 932 CV.-The Conditions Underlying the Formation of Un-saturated and Cyclic Compounds from Halogenated Open-chain Derivatives. Part 11. Products Derived from a-Halogenated Adipic Acids. By CHRISTOPHER KELK INGOLD . 951 80 X CONTENTS. CVL-The Velocity of Reaction in Mixed Solvents. Part I. The Velocity of Saponification of Two Ethyl Esters in Ethyl Alcohol-Water Mixtures. By ALBERT ERIC CASHMORE HAMILTON MCCOMBIE and HAROLD ARCHI-BALD SCARBOROUGH. CVI1.-The Influence of Position on the Solubilities of the Substituted Benzoic Acids. By NEVIL VINCENT SIDG-WICK and ELINOR KATHARINE EWBANK CVII1.-Inff uence of Position on the Solubility and Vola-tility of the Mono- and Di-nitrophenols. By NEVIL VINCENT SIDGWICK and WILFRID MAJOR ALDOUS .C1X.-The Solubility and Volatilitly of the Chloro- and Nitro-anilines and of their Acetyl Derivatives. By NEVIL VINCENT SIDGWICK and HOWARD ERNEST RUBIE CX.-Photocatalysis. Part I. The Synthesis of Form-aldehyde and Carbohydrates from Carbon Dioxide and Water. By EDWARD CHARLES CYRIL BALY ISIDOR MORRIS HEILBRON and WILLIAM FRANCIS BARKER . CX1.-a-Monosodium Glyceroxide Its Structure and Application. By ARTHUR FAIRBOURNE and HAROLD TOMS . CXI1.-Electrochemical Conceptions of Valency. By JOHN ALBERT NEWTON FRIEND CXII1.-The Influence of Nitro-groups on the Reactivity of Substituents in the Benzene Nucleus. Part 111. The Partial Reduction of the Dinitrotoluenes by Stan-nous Chloride and Hydrochloric Acid. By HAROLD BURTON and JAMES KENNER .. CX1V.-The Influence of Nitro-groups on the Reactivity of Substituents in the Benzene Nucleus. Part IV. The Condensation of Ethyl 3- and 5-Nitro-2-chloro-benzoates with Hydrazines. By JAMES KENNER and ERNEST WITHAM . CXV.-Researches on Residual Affinity and Co-ordination Part V. Gallium wcetylacetone and its Analogues. By GILBERT T. MORGAN and HARRY DUGALD KEITH DREW . CXV1.-Researches on Residual Affinity and Co-ordination. Part VI. Selenodithionic Acid and its Metallic Salts. By GILBERT T. MORGAN and J. D. MAIN SMITH . CXVIL-Diazo-derivatives of 4’-Amino-l-phenyl-5-methyl-benzothiazole (Dehydrothio-p-toluidine). By GILBERT T. MORGAN and DOROTHY WEBSTER CXVIII.-p - Hydroxy - p - 3 4-methylenedioxyphenylethyl-amine and its Derivatives. By FREDERICK ALFRED MASON .. PAGE 9TO 979 1001 1013 1025 1035 1040 1047 1053 1058 1066 1070 107 CONTENTS. xi PAGE CXIX-Overvoltage. Part I. A Comparison of the Methods of Determination especially as Applied to the Mercury Cathode. By SYDNEY DUNNILL . . CXX.-Epicamphor. Part 11. By WILLIAM HENRY PERKIN jun. and ALAN FRANCIS TITLEY . CXX1.-Derivatives of Sulphur in Commercial Salvarsan. Part I. By HAROLD KJNG . CXXI1.-The Sorption of Hydrogen by Amorphous Palla-dium. CXXII1.-The Sorption of Alcohol and Water by Animal Charcoal. By JOHN DRIVER and JAMES BRIERLEY FIRTH . CXX1V.-Action of Magnesium Phenyl Haloids on Diphenyl-chloroacetyl Chloride. Constitution of Triphenylvinyl Alcohol. By ALEX. MCKENZIE and JOHN SCOTT WALKER BOYLE .CXXV.-Inorganic Complex Salts. Part I. Potassium Ferrioxalate and Potassium Cobaltimalonate. By WILLIAM THOMAS . CXXV1.-A New Method for Determining the Volatile Matter yielded by Coals up to Various Temperatures. By WILLIAM ARTHUR BONE and LEONARD SILVER . CXXVI1.-The Mechanism of the Oxidation of Drying Oils as Elucidated by a Study of the True Oxygen Absorp-tion. Part I. Linseed Oil and its Fatty Acids. By SAMUEL -COFFEY . CXXVIIL-Metallic Derivatives of Nitrophenolic Com-pounds. Part I. Interaction of Barium Strontium, and Calcium Hydroxides with the Mononitrophenols. By ARCHIBALD EDWIN GODDARD . CXX1X.-Interaction of Sulphur Monochloride and Organic Acid Amides. CXXX.-Some New Tricyclic Bases. By TOM SIDNEY MOORE and IDA DOUBLEDAY . CXXXI.The Structural Isomerism of the Oximes. Part I. Criticism of the Hantzsch-Werner Hypothesis and a New Theory of the Constitution of Isomeric Oximes. By FREDERICK WILLIAM ATACK . CXXXI1.-The Structural Isomerism of the Oximes. Part H. A Fourth Benzildioxime. By FREDERICK WILLIAM ATACK and LEONARD WHINYATES CXXXII1.-The Action of the Grignard Reagent on certain Organo-sulphur Compounds. By HARRY HEPWORTH and HENRY WILLIAM CLAPHAM. By JAMES BRIERLEY FIRTH . By KUVERJI GOSAI NAIE . . 1081 1089 1107 1120 1126 1131 1140 1145 1152 1161 1166 1170 1175 1184 118 xii CONTENTS. CXXX1V.-The Formation and Stability of spiro-Corn-pounds. Part V. Derivatives of CycZoHexanespiro-cyclohexane and of cycZoPentanespirocycZohexane. By WOODFORD STANLEY GOWAN PLUCKNETTE NORRIS and JOCELYN FIELD THORPE.CXXXV.-Dyes derived from Phenanthraquinone. By EDWIN ROY WATSON AND S~HIBHUSHAN DUTT. . CXXXV1.-Experiments on the Synthesis of the Polyacetic Acids of Methane. Part 11. Some Abnormal Con-densations of Malonic and Cyanoacetic Esters with Halogenated Methanes. By CHRISTOPHER KELU INGOLD and WALTER JAMES POWELL . CXXXVI1.-The Formation and Properties of Dithio-ketones (R,C:S:S) and Dithio-ethers (R,S:S). Part 11. By KUVERJI GOSAI NAIK . CXXXVII1.-An Improved Gas Combustion Furnace for Use in Organic Analysis. By THOMAS JOHNSON HEDLEY . CXXX1X.-The Action of the Grignard Reagent on certain Tervalent Organo-iodo-compounds. By HARRY HEPWORTH . CXL.-Accelerated Formation of Magnesium Alkyl and Aryl Haloids.By HARRY HEPWORTH . CXL1.-Aminoacylcholine Esters. Part I. Glycylcholine. By HAROLD WARD DUDLEY . CXLI1.-The Sulphonation of Toluene with Chlorosulphonic Acid. By LEONARD HARDING . CXLII1.-Studies on Hypophosphorous Acid. Part 111. Its Reaction with Mercuric Chloride. By ALEC DUNCAN MITCHELL. . CXL1V.-Negative Adsorption of Alkali Haloids by Wood Charcoal. By ALWYN PICKLES . CXLV.-On the Relation between ,the Occlusive Power of Palladium for Hydrogen and its Activity for Catalytic Hydrogenation. By EDWARD BRADFORD MAXTED . CXLV1.-The Action of Sodium on Phenyl Acetate. By WILLIAM HENRY PERKIN jun. . CXLVI1.-The Doebner-Miller Quinaldine Synthesis. By WILLIAM HOBSON MILLS JOHN EDMUND GUY HARRIS, and HERBERT LAMBOURNE . CXLVII1.-The Preparation of some Ally1 Compounds.By SANUEL COBFEY and CHARLES FREDERICK WARD . CXL1X.-Linolenic and Hexabromostearic Acids and some of their Derivatives. By SAMUEL COFFEY . PAGE 1199 1211 1222 1231 1242 1244 1249 1256 1261 1266 1278 1280 1284 1294 1301 130 CONTENTS. ... X l l l PAGE CL.-Organo-derivatives of Thallium. Part 11. Inter-action of Thalliumdialkyl Hydroxides with Nitrophenols and Nitrocresols. By ARCHIBALD EDWIN GODDARD . CL1.-The Formation and Stability of spiro-Compounds, Part VI. New Derivatives of cycZoPropane and cyclo-Hexanespirocyclopropane. By STANLEY FRANCIS BIRCH WILLIAM HENRY GOUGH and GEORGE ARMAND ROBERTKON . CLI1.-The Ternary System Ammonium Chloride-Manganous Chloride-Water. By FREDERICK WILLIAM JEFFREY CLENDINNEN and ALBERT CIIERBURY DAVID RIVETT .CLII1.-Synthesis of 1 6-Dihydroxy-2-methylanthra-quinone. By JOHN LIONEL SIMONSEN and MADYAR GOPAL RAU . CL1V.-Cupritartrates. By JOHN PACKER and IAN WILLIAM WARK . CLV.-The Labile Nature of the Halogen Atoms in Sub-stituted Nitrornethanes. By ALEXANDER KILLEN MACBETH and DAVID DOIG PRATT CLV1.-Colorations produced by Substituted Nitroforms. By HUGH GRAHAM and ALEXANDER KILLEN MACBETH . CLVI1.-The Hydration of the Fibres of Soap Curd. Part I. The Degree of Hydration determined in Experiments on Sorption and Salting Out. By JAMES WILLIAM MCBAIN Part 11. The Dew-point Method. By JAMES WILLIAM MCBAIN and CYRIL SEBASTIAN SALMON . CL1X.-Ethyl Hydrogen Sulphate. By HORACE BARRATT DUNNICLIFB and GERALD SNOWDEN BUTLER CLX.-Studies on the Configuration of ad-Dibromodibasic Acids.Part I. The Dibromoadipic Acids. Synthesis and Resolution of trans-cyclopentane- 1 2 3-tricarb-oxylic Acid. By WILLIAM HENRY PERKM jun. and ERIC ROBIXSON . CLX1.-Resolution of dZ-trans-cycZoPentane- 1 3-clicarboxylic Acid. By WILLIAM HENRY PERKIN jun. and HAROLD ARCHIBALD SCARBOROUGH CLXI1.-The Mechanism of the Oxidation of Drying Oils as Elucidated by a Study of the True Oxygen Absorption. Part 11. Linolenic and Linolic Acids. By SAMUEL COFBEY . CLXII1.-Derivatives of Sulphur in Commercial Salvarsan. Part 11. By HAROLD KING . . . and EiERBERT ERNEST MARTIN . CLVII1.-The Hydration of the Fibres of Soap Curd. . 1310 1315 1329 1339 1348 1356 1362 1369 1374 1384 1393 1400 1405 141 xiv CONTENTS.CLXIV .-Phenolcoumarein and Resorcinolcoumarein. By SRI KRISHNA . CLXV.-The Nitro- and Amino-derivatives of m-Hydroxy-benzoic Acid. By VICTOR FROELICHER and JULIUS BEREND COHEN . CLXV1.-A Comparison of some Isomeric isocyanines. By FRANCES MARY HAMER . CLXVI1.-A New Method for the Preparation of cc-Acyl-phenylhydrazines. By WALLACE FRANK SHORT . CLXVII1.-Some Additive Compounds derived from Arsines. By GEORGE JOSEPH BURROWS and EUSTACEBENEZER TURNER . Part 11. The Alkylation of Nitroprussic Acid. By GEORGE JOSEPH BURROWS and EUSTACE EBENEZER TURNER . CLXX.-The Influence of Steric Factors on Intramolecular Condensation. By JAMES KENNER and ERNEST WITHAM CLXX1.-9 10-Dihydrophenanthrene.By HERBERT HEN-CLXXI1.-The System Potassium Sulphate-Glucinum Sulphate-Water at 25”. By HUBERT THOMAS STANLEY BRITTON and ARTHUR JOHN ALLMAND CLXXI1I.-Researches on Pseudo-bases. Part 111. Di-alkylaminomethyl Alkyl Ethers and Sulphides. By CHARLES MAXWELL MCLEOD and GERTRUDE MAUD ROBINSON . CLXX1V.-Some Derivatives of Anthraquinonedi-imide. By LEON PIERRE GEORGE KEFFLER . CLXXV.-The Determination of Surface Tension from the Rise in Capillary Tubes. By SAMUEL STTGDEN . CLXXV1.-Contributions to the Chemistry of the Terpenes. Part XX. The Action of Hypochlorous Acid on Pincne. By GEORGE GERALD HENDERSON and JOSEPH KENNETH CLXXVI1.-The Reactivity of Doubly-conjugated Un-saturated Ketones. Part I. 4’-Dimethylamino-%hydr-oxydistyryl Ketone.By ISIDOR MORRIS HEILBRON and JOHANNES SYBRANDT BUCK CLXXVIII. - The Reactivity of Doubly-conjugated Unsaturated Ketones. Part 11. The Action of Hydroxylamine Semicarbazide and Phenylhydrazine on 4’-Dimethylamino-2-hydroxydistyryl Ketone and its Methyl Ether. By ISIDOR MORRIS HEILBRON and JOHANNES SYBRANDT BUCK . CLX1X.-The Constitution of the Nitroprussides. STOCK . . MARSIX . PAGE 14-20 1425 1432 1445 1448 1450 1452 1461 1463 1470 1476 1483 1492 1500 151 CONTENTS. xv PAGE CLXX1X.-Surface Tensions of Salts of the Fatty Acids and their Mixtures. By ERIC EVERARD WALKER . CLXXX.-ortho-Chlorodinitrotoluenes. Part 111. Bases de-rived from 2-Chloro-4 5-dinitrotoluene. By GILBERT T. MORGAN and WILLIAM ARTHUR PERCIVAL CIXALLENOR CLXXXL-Non-aromatic Diazonium Salts.Part VII. The Diazo-reaction in the isoOxazole Series. By GILBERT T. MORGAN and HENRY BURGESS CLXXXI1.-A New Type of Iodine Compound. By JOHN NORMAN COLLIE and AMY ADA BEATRICE REILLY . Photosynthetic Processes in the Air upon the Land and in the Sea in Relation to the Origin and Continuance of Life on the Earth. Hugo Miiller Lecture Delivered before the Chemical Society on June 16th 1921. By BENJAMIX MOORE D.Sc. F.R.S. CLXXSII1.-The ortho-Dimethylanthraquinones and their Derivatives. By ARTHUR FAIRBOURNE . CLXXX1V.-Experiments on the Synthesis of the Polyacetic Acids of Methane. Part 111. Conditions controlling Synthesis by the Cyanoacetic Ester Method-(continued). By CHRISTOPHER KELK INGOLD and EDWARD ARTKUR PERREN .. CLXXXV.-Harmine and Harmaline. Part V. The Syn-thesis of Norharman. By WILLIAM OGILVY KERMACK, WILLIAM HENRY PERKIN jun. and ROBERT ROBINSON. CLXXXVL-The Molecular Conductivity of some Sul-phonium Compounds in Acetone. By SIR PRAPHULLA CHANDRA R ~ Y and KALIKUMAR KUMAR CLXXXVI1.-The Essential Oil from Andropogolz Jwaran-czisa Jones and the Constitution of Piperitone. By JOHN LIONEL SIMONSEN . CLXXXVII1.-The Calculation of the Colour of " Cyclic " Coloured Substances. By JAMES MOIR . CLXXX1X.-The Hydration of the Fibres of Soap Curd. Part 111. Sorption of Sodium Palmitate. By MARY EVELYN LA IN^ CXC.-The Propagation of Flame in Mixtures of Ethylene and Air. By WILLIAM RONALD CHAPMAN . CXC1.-The Effect of Temperature on Platinum Black and other Finely-divided Metals.By ROBERT WRIGHT and ROBERT CHRISTIE SMITH . Part I. The Solubility of Lead Monoxide. By SAMUEL GLAS-. . CXCI1.-Physical Chemistry of the Oxides of Lead. STONE . . . . 0 b . 1521 1537 1546 1550 1555 1573 1582 1602 1643 1644 1654 1669 1677 1683 168 xvi CONTENTS. CXCII1.-The Mechanism of the Action of Fused Alkalis. Part 11. The Action of Fused Potassium Hydroxide on Phenylglyceric Acid. By (the late) HENRY RONDELE SUEUR and CYRIL CHRISTIAN WOOD CXC1V.-ortho- Chlorodinitrotoluenes. Part IV. 2-Chloro -3 4-dinitrotoluene. By GILBERT T. MORGAN AND THOMAS GLOVER . CXCV.-Dinaphtha-1 7 1’ 7’-diquinone. By GILBERT T. MORGAN and DUDLEY CLOETE VINING . CXCV1.-Chenopodium Oil. By THOMAS ANDERSON HENRY and HUMPHREY PAGET .CXCVI1.-m-Opianic Acid (4 5-Dimethoxy-o-aldehydo-benzoic Acid). By ROBERT GEORGE FARGHER and WILLIAM HENRY PERXIN jun. . Part 111. The Relationship of I-Glucosan to d-Glucose and to Cellulose. By JAMES COLQUHOUN IRVINE and JOHN WALTER HYDE OLDHAM CXC1X.-Studies in Emulsions. Part 111. Further In-vestigations on the Reversal of Type by Electrolytes. By SHANTI SWARUPA BHATNAGAR . CC.-Crystallographic Descriptions of some Pyridine and Picoline Derivatives. By MARY WINEARLS PORTER . CC1.-Studies of Ilalogenohydrins and Related Derivatives in the Cinnamic Acid Series. Part I. By JOHN READ and ALBERTA CATHERINE PRITCHARD ANDREWS CCI1.-The Application of Hofmann’s Reaction to Substi-tuted Phthalimides. By TOM SIDNEY MOORE MURIEL TREGARTHEN MARRACB and ANNIE KATHLEEN PROUD CCII1.-rn-Dithiobenzoic Acid.By SAMUEL SMILES and JESSIE STEWART . CC1V.-The Rate of Hydrolysis of Methyl Acetate by Hydrochloric Acid in Solutions containing Sucrose. By GEORGE JOSEPH BURROWS . CCV.-The Dimorphism of Potassium Ethyl Sulphate. By DALZIEL LLEWELLYN H-~MZMICK and JOHN MYLNE MULLALY CCV1.-The Friedel-Crafts’ Reaction. Part 111. Migration of Akyl Groups in the Benzene Nucleus. By MAURICE COPISAROW . CCVI1.-Derivatives of 3-0xy( 1)thionaphthen. By SAMUEL SMILES and ERNEST WILSON MCCLELLAND CCVIIL-A New Method for the Resolution of Asymmetric Compounds. By AKIRA SHIMOMURA and JULIUS BEREND COHBN . . . CXCVII1.-The Constitution of Polysaccharides. PAGE 1697 1700 1707 1714 1724 1744 1760 1769 1774 1786 1792 1798 1802 1806 1810 I81 COXTENTS.xvii PAGE CCIX .-Derivatives of Tetrahydrocarbazole. By WILLIAM HENRY PERKIN jun. and SYDNEY GLENN PRESTON PLANT . . . By THOMAS WALLACE and ALEXANDER FLECK . B i GEORGE MACDONALD BENNETT and EDITH MURIEL CCXI1.-Experiments on the Synthesis of the Polyacetic Acids of Methane. Part IV. Conditions of Formation by the Cyanoacetic Ester Method of Stable Methane-triacetic Esters. By CHRISTOPHER KELK INGOLD and EDWARD ARTHUR PERREN . CCXII1.-Experiments on the Synthesis of the Polyacetic Acids of Methane. Part V. The Preparation of Carb-oxymethanetriacetic Acid. By CHRISTOPHER KELK INGOLD and WALTER JAMES POWELL . CCX1V.-Dichloroacetates and Chlorobromoacetates from up-Dichlorovinyl Ethyl Ether.By HOLLAND CROMPTON and PHYLLIS MARY TRIFFITT . . CCXV.-Valency and Co-ordination. By SAMUEL HENRY CLIFFORD BRIGGS . CCXV1.-Studies in the n-Butyl Series. Part I. Aryl n-Propyl Ket0ne.s. By GILBERT T. MORGAN and WILFRED JOHN HICKINBOTTOM CCXVI1.-The Nitro- and Amino-derivatives of 4-Phenyl-glyoxaline. By REGINALD LINDSAY GRANT and FRANK LEE PYMAN . . CCXVII1.-The Explosion of Acetylene and Nitrogen. Part I. By WILLIAM EDWARD GARNER and KICHIMATSU MATSUNO CCX1X.-Physical Chemistry of the Oxides of Lead. Part 11. The Supposed Enantiotropy of Lead Monoxide. By SAMUEL GLASSTONE . CCXX.-Investigations into the Analytical Chemistry of Tantalum Columbium and their Mineral Associates. I. The Use of Tartaric Acid in the Analysis of Natural Tantalocolumbates.11. The Separation of Zirconium from Tantalum and from Columbium. By WALTER RAYMOND SCHOELLER and ALAN RICHARD POWELL . CCXX1.-Catalysis of the Mutarotation of Dextrose by Metals. By WILLIAM EDWARD GARNER and DOUGLAS NORMAN JACKMAN . CCXXI1.-The Decomposition of Ozone by Light of the Visible Spectrum. By ROBERT OWEN GRIFFITH and WILLIAM. JAMES SHUTT . CCX.-Some Properties of Fused Sodium Hydroxide. CCX1.-Some Derivatives of Monothioethylene Glycol. WHINCOP . . 1825 1839 1860 1865 1869 1874 1876 1879 I893 1903 1914 1927 1936 194 xviii CONTENTS. CCXXII1.-Syntheses in the Thianthren Series. Part I. By J~ANENDRA NATH RAY . CCXX1V.-The Solubility of Glucinum Sulphate in Water and Sulphuric Acid at 25".By HUBERT THOMAS STANLEY BRITTON . CCXXV.-Studies on the Dependence of Optical Rotatory Power on Chemical Constitution. Part IV. Aryl Derivatives of Bisiminocamphor . By BAWA KARTAR SINQH MAHAN SINGH and JIWAN LAL By CHRISTOPHER KELK INQOLD and WALTER JAMES POWELL . CCXXVI1.-Complex Metallic Ammines. Part VI. cis-Phthalato- cis-Homophthalato- and other Diethylene-diaminecobaltic Salts. By JAMES COOPER DUFF . CCXXVII1.-The Separation of Miscible Liquids by Dis-tillation. By ARTHUR FELIX DUFTON . CCXX1X.-The Colour of Iron Alum. By JANE BONNELL and EDGAR PHILIP PERMAN . CCXXX.-The Direct Iodometric Estimation of Lead Peroxide. By SAMUEL GLASSTONE . CCXXXL-The Conditions Underlying the Formation of Unsaturated and Cyclic Compounds from Halogenated Open-chain Derivatives.Part 111. Producks derived from Halogenated Glutaconic Acids. By ERNEST HAROLD FARMER and CHRISTOPHER KELK INGOLD . CCXXXIL-Studies in the Dihydronaphthalene Series. Part 11. The ar-Dihydro-a-naphthols and their Deriv-atives. By FREDERICK MAURICE ROWE and ESTHER LEVIN . Part I. Influence of Catalysts a Convenient Method of Chlorinating Benzene. CCXXX1V.-The Adsorption of Thorium-B and Thorium-C by Ferric Hydroxide. By JOHN ARNOLD CRANSTON and ROBERT ALEXANDER BURNETT . CCXXXV.-Metallic Derivatives of Nitrophenolic Com-pounds. Part 11. Some Nitrotolyloxides of Metals of Group 11. By DOROTHY GODDARD and ARCHIBALD EDWIN GODDARD . CCXXXV1.-The Reaction between Persulphates and Silver. By GEOFFREY ISHERWOOD HIGSON .CCXXXVIL-Structure and Colour of the Azine Scarlets. By JULIUS BEREND COHEN and HERBERT GRACE CRABTREE . . . CCXXV1.-The Reversibility of the Michael Reaction. CCXXXII1.-Researches on Sulphuryl Chloride. By OSWALD SILBERRAD . PAGE 1959 19G7 1971 1976 1982 1988 1994 1997 2001 202 1 2029 2036 2044 2048 205 xviii CONTENTS. CCXXII1.-Syntheses in the Thianthren Series. Part I. By J~ANENDRA NATH RAY . CCXX1V.-The Solubility of Glucinum Sulphate in Water and Sulphuric Acid at 25". By HUBERT THOMAS STANLEY BRITTON . CCXXV.-Studies on the Dependence of Optical Rotatory Power on Chemical Constitution. Part IV. Aryl Derivatives of Bisiminocamphor . By BAWA KARTAR SINQH MAHAN SINGH and JIWAN LAL By CHRISTOPHER KELK INQOLD and WALTER JAMES POWELL . CCXXVI1.-Complex Metallic Ammines. Part VI. cis-Phthalato- cis-Homophthalato- and other Diethylene-diaminecobaltic Salts. By JAMES COOPER DUFF . CCXXVII1.-The Separation of Miscible Liquids by Dis-tillation. By ARTHUR FELIX DUFTON . CCXX1X.-The Colour of Iron Alum. By JANE BONNELL and EDGAR PHILIP PERMAN . CCXXX.-The Direct Iodometric Estimation of Lead Peroxide. By SAMUEL GLASSTONE . CCXXXL-The Conditions Underlying the Formation of Unsaturated and Cyclic Compounds from Halogenated Open-chain Derivatives. Part 111. Producks derived from Halogenated Glutaconic Acids. By ERNEST HAROLD FARMER and CHRISTOPHER KELK INGOLD . CCXXXIL-Studies in the Dihydronaphthalene Series. Part 11. The ar-Dihydro-a-naphthols and their Deriv-atives. By FREDERICK MAURICE ROWE and ESTHER LEVIN . Part I. Influence of Catalysts a Convenient Method of Chlorinating Benzene. CCXXX1V.-The Adsorption of Thorium-B and Thorium-C by Ferric Hydroxide. By JOHN ARNOLD CRANSTON and ROBERT ALEXANDER BURNETT . CCXXXV.-Metallic Derivatives of Nitrophenolic Com-pounds. Part 11. Some Nitrotolyloxides of Metals of Group 11. By DOROTHY GODDARD and ARCHIBALD EDWIN GODDARD . CCXXXV1.-The Reaction between Persulphates and Silver. By GEOFFREY ISHERWOOD HIGSON . CCXXXVIL-Structure and Colour of the Azine Scarlets. By JULIUS BEREND COHEN and HERBERT GRACE CRABTREE . . . CCXXV1.-The Reversibility of the Michael Reaction. CCXXXII1.-Researches on Sulphuryl Chloride. By OSWALD SILBERRAD . PAGE 1959 19G7 1971 1976 1982 1988 1994 1997 2001 202 1 2029 2036 2044 2048 205