Journal of the Chemical Society, Part 4, Pages 3513-4668The Society., 1964 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 3910
... acetone ( c = 1 · 5 % w / v ) and m . p . 102 ° . Separation of the diastereoisomers was effected by crystallisation from a mixture of dichloromethane and n - hexane . After eight crystallisations a limiting rotation , [ x ] , 20 -59.8 ...
... acetone ( c = 1 · 5 % w / v ) and m . p . 102 ° . Separation of the diastereoisomers was effected by crystallisation from a mixture of dichloromethane and n - hexane . After eight crystallisations a limiting rotation , [ x ] , 20 -59.8 ...
Page 3914
... acetone , c = 1.50 % w / v . It was separated into its diasteroisomeric components by crystallisation from the 60 : 40 vol . solvent mixture dichloromethane n - hexane , according to the system which was previously used to separate s ...
... acetone , c = 1.50 % w / v . It was separated into its diasteroisomeric components by crystallisation from the 60 : 40 vol . solvent mixture dichloromethane n - hexane , according to the system which was previously used to separate s ...
Page 4335
... acetone was dried over Linde Molecular Sieves Type 4A and distilled to give a middle fraction , b . p . 56.0 ° / 760 mm . n - Butanol ( b . p . 117 · 7 ° ) , n - propanol , ( 97.2 ° ) propan - 2 - ol ( 82.3 ° ) were AnalaR reagents ...
... acetone was dried over Linde Molecular Sieves Type 4A and distilled to give a middle fraction , b . p . 56.0 ° / 760 mm . n - Butanol ( b . p . 117 · 7 ° ) , n - propanol , ( 97.2 ° ) propan - 2 - ol ( 82.3 ° ) were AnalaR reagents ...
Contents
4028 | 3507 |
Nucleophilic reactivity | 3513 |
Molecular polarisability Dipole moments molar Kerr constants and apparent | 3523 |
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absorption acetic acid acetic anhydride acetone acetoxylation acetyl added alcohol alkaline alumina aluminium Amer amine atoms band benzene benzyl bond bromide Calc carbon carbonyl chabazite Chem chloride chloroform chromatography cm.¹ compounds concentration crystals decomp diethyl diluted dimethylformamide diol dissolved distilled dried ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtrate formation Found fraction gave give heated hydrochloric acid hydrochloride hydrogen hydrolysis hydroxyl infrared iodide isomers K₁ ketone light petroleum lithium lithium aluminium hydride log ɛ m. p. and mixed mixed m. p. mixture mole molecules needles nitrate nitric acid nitrogen o-xylene obtained optical oxide oxygen petroleum b. p. phenol picrate potassium precipitated prepared proton pyridine rate constants reaction recrystallised refluxed requires residue room temperature salt sodium hydroxide solvent spectra spectrum stirred structure substitution sulphuric acid Table values washed yield