Journal of the Chemical SocietyThe Society., 1955 |
From inside the book
Results 1-3 of 76
Page 1218
... Amer . Chem . Soc . , 1951 , 73 , 2323 ) . The only carboxylic acids for which the values of Ho have been determined are pure and very concentrated formic acid ( Hammett and Deyrup , J. Amer . Chem . Soc . , 1932 , 54 , 4239 ) and ...
... Amer . Chem . Soc . , 1951 , 73 , 2323 ) . The only carboxylic acids for which the values of Ho have been determined are pure and very concentrated formic acid ( Hammett and Deyrup , J. Amer . Chem . Soc . , 1932 , 54 , 4239 ) and ...
Page 1741
... Amer . Chem . Soc . , 1951 , 73 , 693 ; Celmer and Solomons , ibid . , 1953 , 75 , 3430 ) it seemed likely that the dec - 1 - yne ( II ) would be contaminated by the allene ( III ) and presence of the latter was demonstrated in the ...
... Amer . Chem . Soc . , 1951 , 73 , 693 ; Celmer and Solomons , ibid . , 1953 , 75 , 3430 ) it seemed likely that the dec - 1 - yne ( II ) would be contaminated by the allene ( III ) and presence of the latter was demonstrated in the ...
Page 1967
... Amer . Chem . Soc . , 1953 , 75 , 4871 ) showed that , contrary to Marker's findings , sarsasapogenin ( normal ) and smilagenin ( iso ) furnished different - sapogenins and dihydro - derivatives . * They isolated the C ( 22 ) -C ( 27 ) ...
... Amer . Chem . Soc . , 1953 , 75 , 4871 ) showed that , contrary to Marker's findings , sarsasapogenin ( normal ) and smilagenin ( iso ) furnished different - sapogenins and dihydro - derivatives . * They isolated the C ( 22 ) -C ( 27 ) ...
Contents
By F SMITH and LILIAN M TURTON | 1045 |
The Constitution of Homolycorine and Lycorenine | 1066 |
The Photolysis of Acetaldehyde Part III The Reaction in the Presence of Nitric | 1076 |
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acetic anhydride acetone acetyl acidified added alcohol alkali Amer ammonia aqueous sodium aqueous solution atom benzene boiling bromine Calc carbon Chem chloride chloroform chromatography colourless compound concentrated cooled crystallised from methanol decomp derivative dilute dimethyl dioxan dissolved distillation dried eluted ester ethanol evaporated EXPERIMENTAL filtered filtrate formed Found fraction gave give glacial acetic acid H₂O heated hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed method methyl mixed m. p. mixture molecule naphthazarin nitric oxide nitrogen obtained oxide pale yellow picrylsulphonate potassium hydroxide precipitate prepared prisms pyridine reaction reduced pressure refluxed removed Reprint Order requires residue ring room temperature salt separated sodium hydroxide solid soluble solvent steam-bath stirred structure sulphide sulphone sulphuric acid titration values vouacapenate washed yellow needles yield