Quarterly Journal of the Chemical Society of London, Part 4, Pages 3513-4668 |
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Page 3578
... afforded an oily alcohol ( XIVa ) , a mixture of the stereoisomers , whose monoacetate ( XIVb ) afforded an oily compound ( XVIb ) on dehydration with phosphorus oxychloride in pyridine , followed by hydrogenation . Oxidation of ( XVIa ) ...
... afforded an oily alcohol ( XIVa ) , a mixture of the stereoisomers , whose monoacetate ( XIVb ) afforded an oily compound ( XVIb ) on dehydration with phosphorus oxychloride in pyridine , followed by hydrogenation . Oxidation of ( XVIa ) ...
Page 3583
... afforded an oil ( 70 mg . ) , which was chromato- graphed on alumina , giving ( XXVIa ) ( 57 mg . , 88 % ) , a colourless mobile oil . An isomer ( XXVb ) ( 74 g . ) afforded , under the same conditions , ( XXVIb ) ( 54 mg . , 83 % ) , a ...
... afforded an oil ( 70 mg . ) , which was chromato- graphed on alumina , giving ( XXVIa ) ( 57 mg . , 88 % ) , a colourless mobile oil . An isomer ( XXVb ) ( 74 g . ) afforded , under the same conditions , ( XXVIb ) ( 54 mg . , 83 % ) , a ...
Page 4146
... afforded the acid ( XX ) ( 3-6 g . ) as a colourless powder , m . p . 178-179 ° ( Found : C , 63-45 ; H , 5.55 . C18H160 , requires C , 63 · 15 ; H , 5 · 3 % ) , max . ( KBr ) 1695 cm. ̄1 ( C : O ) . 2,3,12,12a - Tetrahydro - 6,9,10 ...
... afforded the acid ( XX ) ( 3-6 g . ) as a colourless powder , m . p . 178-179 ° ( Found : C , 63-45 ; H , 5.55 . C18H160 , requires C , 63 · 15 ; H , 5 · 3 % ) , max . ( KBr ) 1695 cm. ̄1 ( C : O ) . 2,3,12,12a - Tetrahydro - 6,9,10 ...
Contents
NO PAGE | 3528 |
The adsorption of stearic acid from solution by oxide adsorbents | 3535 |
The effect of pressure of the electrical conductivity of aqueous mixed electrolyte | 3548 |
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Common terms and phrases
absorption acetic acid acetic anhydride acetone acetyl added alcohol alkaline aluminium Amer amine atoms band benzene benzyl boiling bond bromide Calc carbon cations CH₂ chabazite Chem chloride chloroform chromatography cm.¹ colistin compounds concentration constant crystallised crystals decomp derivatives dilute dimethyl dimethylformamide dioxan dissolved distilled dried ester ethanol ether ethyl acetate evaporated extracted filtrate formation formed Found fraction gave give heated hydrochloric acid hydrochloride hydrogen hydrolysis iodide isomer ketone lithium lithium aluminium hydride m. p. and mixed mixed m. p. mixture mole molecules needles nitrate nitric acid nitrogen o-xylene obtained optical oxide oxygen phenyl phosphine picrate polymyxin potassium precipitate prepared prisms proton pyridine reaction recrystallised reduced refluxed requires residue resonance room temperature salt sodium hydroxide solution solvent spectra stirred structure substitution sulphone sulphuric acid Table tetrahydrofuran values washed yellow yield