Journal of the Chemical SocietyThe Society., 1958 |
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Page 1635
... light petroleum as an oil . This was separated and dissolved in ethanol , and the mixture filtered , concentrated in vacuo , and cooled . Light petroleum was added , the product separating as an oil . Crystallisation could only be ...
... light petroleum as an oil . This was separated and dissolved in ethanol , and the mixture filtered , concentrated in vacuo , and cooled . Light petroleum was added , the product separating as an oil . Crystallisation could only be ...
Page 1662
... light petroleum . Elution with light petroleum afforded an oil , which crystallised from ethanol , to give 7a - bromo - 5a - cholestan - 6 - one ( 1.3 g . ) , m . p . 82 ° , [ a ] » + 51 ° ( c 1 · 1 ) [ Found ( after drying at 20 ...
... light petroleum . Elution with light petroleum afforded an oil , which crystallised from ethanol , to give 7a - bromo - 5a - cholestan - 6 - one ( 1.3 g . ) , m . p . 82 ° , [ a ] » + 51 ° ( c 1 · 1 ) [ Found ( after drying at 20 ...
Page 2139
... light petroleum ( b . p . 60-80 ° ) gave a solid ( 14.4 g . ) , m . p . 82 ° . Crystallisation from light petroleum ( b . p . 60—80 ° ) afforded the oxazine ( II ; R = R ' = cyclohexyl ) as prisms , m . p . 82-83 ° ( lit. , 1 m . p . 82 ...
... light petroleum ( b . p . 60-80 ° ) gave a solid ( 14.4 g . ) , m . p . 82 ° . Crystallisation from light petroleum ( b . p . 60—80 ° ) afforded the oxazine ( II ; R = R ' = cyclohexyl ) as prisms , m . p . 82-83 ° ( lit. , 1 m . p . 82 ...
Contents
1715 | 1310 |
The kinetics of the hydrolysis of methylene dichloride | 1326 |
Firstorder calculation of factor group splittings in the electronic spectra of durene | 1347 |
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acetic acid acetic anhydride acetone added alcohol alkaline Amer ammonia anhydride aqueous methanol atom band benzene boiling bromide Calc CH₂ Chem chloroform chromatography colourless complex compound concentration constant cooled crystallised crystals decomp derivative dichloride dilute dimethyl dioxan dissolved distilled dried eluted ergoflavin ester ethanol ethyl acetate evaporated EXPERIMENTAL filtered filtrate formed Found fraction gallium gave give H₂O heated hydrochloric acid hydrogen chloride hydrolysis iodide ionisation isolated ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed methyl mixed m. p. mixture mole mole-¹ molecular molecule nitrogen obtained oxidation peroxide phenyl phosphate picrate potassium potassium hydroxide precipitate prepared prisms pyridine reaction reduced refluxed requires residue room temperature salt sodium hydroxide solid solution solvent spectra structure sulphuric acid synthesis Table trisaccharide ultraviolet values washed yellow needles yield zinc chloride