Journal of the Chemical SocietyThe Society., 1951 |
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Page 43
... dissolved in distilled water ( 17 ml . ) containing 60 % perchloric acid ( 5 ml . ) , and the solution filtered . To the cold solution was added o - phenylenebis- dimethylarsine ( 1.45 g . ) dissolved in alcohol ( 40 ml . ) . A red ...
... dissolved in distilled water ( 17 ml . ) containing 60 % perchloric acid ( 5 ml . ) , and the solution filtered . To the cold solution was added o - phenylenebis- dimethylarsine ( 1.45 g . ) dissolved in alcohol ( 40 ml . ) . A red ...
Page 460
... dissolved in chloroform , the solution was filtered through activated charcoal , and methanol was added to the filtrate which deposited needles ( 455 mg . ) , m . p . 159—160 ° , when kept . The needles ( 120 mg . ) were dissolved in ...
... dissolved in chloroform , the solution was filtered through activated charcoal , and methanol was added to the filtrate which deposited needles ( 455 mg . ) , m . p . 159—160 ° , when kept . The needles ( 120 mg . ) were dissolved in ...
Page 542
... dissolved in hot 95 % ethanol , and sodium hydroxide ( 0.8 g . ) in a little water was added , followed by enough water to dissolve the separated sodium chloride . Diethyl xanthate ( Debus , Annalen , 1850 , 75 , 121 ) ( 1.5 g . ) was ...
... dissolved in hot 95 % ethanol , and sodium hydroxide ( 0.8 g . ) in a little water was added , followed by enough water to dissolve the separated sodium chloride . Diethyl xanthate ( Debus , Annalen , 1850 , 75 , 121 ) ( 1.5 g . ) was ...
Contents
Synthesis of 8Substituted Pteridine Derivatives | 3 |
A Contribution to the Chemistry of the Sesquiterpene Humulene | 22 |
Studies in Coordination Chemistry Part VII Complexes of Univalent Copper | 38 |
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absorption acetic anhydride acetone acridine added alcohol alkaline Amer anhydride atoms benzene boiling bromine Calc carbinol carbon cations cell Chem chloroform colourless complex compound concentration constant crystallised crystals curve D.Sc decomp decomposition derivatives diamidide dilute dissolved distilled dried electrode equation ester ethanol ether ethyl alcohol evaporated EXPERIMENTAL extracted filtered formation formed Found fraction gave give m. p. glacial acetic acid Grignard reagent heated hydrochloric acid hydrogen chloride hydrogen phthalate hydrolysis iodide isolated ketone light petroleum b. p. m. p. and mixed method methyl minutes mixed m. p. mixture molecular molecules morolic needles obtained olefin oxidation peroxide phenyl phosphate phthalate potassium hydroxide precipitate prepared prisms pteridine pyridine reaction reduction refluxed requires residue room temperature salt saturated separated sodium hydroxide solid soluble solvent sulphate sulphuric acid Table titration trifluoroiodomethane values washed yellow yield