British Abstracts: Pure chemistry and physiology. ser. A1926 |
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Trang 47
... reduced in the process , yielding stearylhydrazide . The substitution phenylhydrazine for hydrazine leads to the production of phenylhydrazides of each acid without any reduction of the unsaturated acids . The fatty acids are isolated ...
... reduced in the process , yielding stearylhydrazide . The substitution phenylhydrazine for hydrazine leads to the production of phenylhydrazides of each acid without any reduction of the unsaturated acids . The fatty acids are isolated ...
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... reduced to a methylene group , followed by deep - seated reduction in the benzene nucleus . Reduction of a methoxy- group attached to the nucleus also occurs in this Reduction of aldehydes and ketones in the case , but only in ...
... reduced to a methylene group , followed by deep - seated reduction in the benzene nucleus . Reduction of a methoxy- group attached to the nucleus also occurs in this Reduction of aldehydes and ketones in the case , but only in ...
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... reduced by aluminium or sodium amalgam to glycuronic acid ; the free lactone is , however , reduced in acid solution to glycuronolactone ( yield 30 % ) . For the preparation of d - saccharic acid ( cf. Kiliani , loc . cit . ) , rice ...
... reduced by aluminium or sodium amalgam to glycuronic acid ; the free lactone is , however , reduced in acid solution to glycuronolactone ( yield 30 % ) . For the preparation of d - saccharic acid ( cf. Kiliani , loc . cit . ) , rice ...
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... reduction . B - Keto - a - phenylbutyro- nitrile is reduced to benzyl methyl ketone , b . p . 98-100 ° / 10 mm . , and a little y - keto - 3 - phenylbutald- imine , m . p . 96 ° . Propionitrile resists reduction and is recovered ...
... reduction . B - Keto - a - phenylbutyro- nitrile is reduced to benzyl methyl ketone , b . p . 98-100 ° / 10 mm . , and a little y - keto - 3 - phenylbutald- imine , m . p . 96 ° . Propionitrile resists reduction and is recovered ...
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... Reduction of organic compounds containing oxygen by active carbon . G. STADNIKOV , N. GAVRILOV , and A. WINOGRADOV ... reduced by hydrogen at 460-470 ° and subsequently treated with cresol at 480-490 ° , whereby the latter substance ...
... Reduction of organic compounds containing oxygen by active carbon . G. STADNIKOV , N. GAVRILOV , and A. WINOGRADOV ... reduced by hydrogen at 460-470 ° and subsequently treated with cresol at 480-490 ° , whereby the latter substance ...
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action activity adsorption alcohol alkali aluminium aluminium chloride Amer ammonia ammonium anhydride aqueous solution atoms barium benzene benzyl Biochem boiling bromide calcium carbon dioxide catalyst Chem chemical chim chloric acid colloidal colour compounds concentration condensation containing converted copper corresponding crystallisation crystals curve decomp decomposition derivatives determined dextrose dilute dissociation effect electrolytes electrons ester ether ethyl ethyl alcohol F. G. WILLSON formation formed gives heated hydrate hydrazine hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium mercury metals method mixture molecular molecules nickel nitrate nitric acid nitrogen obtained oxalate oxide oxidised oxygen P. W. CLUTTERBUCK phenyl Physik platinum potassium potassium hydroxide precipitate prepared presence pressure protein pyridine reaction reduced salt semicarbazone silver sodium hydroxide sols solubility spectra substances sulphate sulphide sulphuric acid temperature vapour whilst yields zinc