Journal of the Chemical SocietyThe Society., 1955 |
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Results 1-3 of 69
Page 1306
... gave 1 : 3 - bisbenzylthiopropan - 2 - ol ( 6 · 1 g . , 75 % ) , b . p . 230-250 ° ( bath ) /0.0005 mm . , 22 1.6100 ( Found : C , 66-8 ; H , 6-8 ; S , 21.1 . C17H20OS2 requires C , 67 · 1 ; H , 6 · 6 ; S , 21-05 % ) . The a ...
... gave 1 : 3 - bisbenzylthiopropan - 2 - ol ( 6 · 1 g . , 75 % ) , b . p . 230-250 ° ( bath ) /0.0005 mm . , 22 1.6100 ( Found : C , 66-8 ; H , 6-8 ; S , 21.1 . C17H20OS2 requires C , 67 · 1 ; H , 6 · 6 ; S , 21-05 % ) . The a ...
Page 1378
... gave an oil , which was chromatographed on aluminium oxide ; after elution with pentane , use of benzene - pentane ( 19 ) gave an oil , which crystallised and proved to be 3x - methoxycoprostane , m . p . 86-88 ° . Elution with ether ...
... gave an oil , which was chromatographed on aluminium oxide ; after elution with pentane , use of benzene - pentane ( 19 ) gave an oil , which crystallised and proved to be 3x - methoxycoprostane , m . p . 86-88 ° . Elution with ether ...
Page 1509
... gave a very crude solid , which on crystallisation from ethyl acetate ( charcoal ) gave 0.30 g . of fairly pure 3 - acetamido - 1- acetyl - 2 - methylpyrrocoline , m . p . 187-188 ° . Further crystallisation raised the m . p . to 190 ...
... gave a very crude solid , which on crystallisation from ethyl acetate ( charcoal ) gave 0.30 g . of fairly pure 3 - acetamido - 1- acetyl - 2 - methylpyrrocoline , m . p . 187-188 ° . Further crystallisation raised the m . p . to 190 ...
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