Quarterly Journal of the Chemical Society of London, Part 4, Pages 3513-4668 |
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Results 1-3 of 75
Page 3581
... evaporated , leaving a crystalline substance ( 11.2 g . , 97 % ) , which was recrystallised from ether , to give decahydro - 5,10 - dihydroxynaphthalen - 2 - one ( X ) , prisms , m . p . 90-91 ° ( Found : C , 64-8 ; H , 8-8 . C10H16O3 ...
... evaporated , leaving a crystalline substance ( 11.2 g . , 97 % ) , which was recrystallised from ether , to give decahydro - 5,10 - dihydroxynaphthalen - 2 - one ( X ) , prisms , m . p . 90-91 ° ( Found : C , 64-8 ; H , 8-8 . C10H16O3 ...
Page 3582
... evaporated , leaving a light yellow oil , which was distilled at 140-146 ° / 2 mm . , to give the hydroxy - ester ( XVIII ) , a colourless oil ( 2-3 g . , 83 % ) ( Found : C , 71-95 ; H , 10-4 . C16H2803 requires C , 71.6 ; H , 10.5 ...
... evaporated , leaving a light yellow oil , which was distilled at 140-146 ° / 2 mm . , to give the hydroxy - ester ( XVIII ) , a colourless oil ( 2-3 g . , 83 % ) ( Found : C , 71-95 ; H , 10-4 . C16H2803 requires C , 71.6 ; H , 10.5 ...
Page 3643
... evaporated to dryness , and re - evaporated with ethanol ( 15 ml . ) . The residue was dissolved in warm ethyl acetate ( 25 ml . ) and a little more urea removed by filtration after 4 hr . at 0 ° . Evaporation gave the protected ...
... evaporated to dryness , and re - evaporated with ethanol ( 15 ml . ) . The residue was dissolved in warm ethyl acetate ( 25 ml . ) and a little more urea removed by filtration after 4 hr . at 0 ° . Evaporation gave the protected ...
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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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