British Abstracts: Pure chemistry and physiology. ser. A1926 |
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Trang 47
... ethyl ester has d23 2-084 , no 1 · 532 , b . p . 140-142 ° / 30 mm . Similarly , chlorine in carbon tetrachloride gives ( yield 75 % ) aß - dichloro - a - bromopropaldehyde , b . p . 81 ° / 45mm . , das 1-83 , n 1.511 , oxidised to aß ...
... ethyl ester has d23 2-084 , no 1 · 532 , b . p . 140-142 ° / 30 mm . Similarly , chlorine in carbon tetrachloride gives ( yield 75 % ) aß - dichloro - a - bromopropaldehyde , b . p . 81 ° / 45mm . , das 1-83 , n 1.511 , oxidised to aß ...
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... ethyl acetopyruvate on diazonium hydroxides . FAVREL and C. H. R. Z. JEAN ( Bull . Soc . chim . , 1925 , [ iv ] , 37 , 1238-1241 ) . The sodium derivative of ethyl acetopyruvate reacts readily with diazonium compounds either in acetic ...
... ethyl acetopyruvate on diazonium hydroxides . FAVREL and C. H. R. Z. JEAN ( Bull . Soc . chim . , 1925 , [ iv ] , 37 , 1238-1241 ) . The sodium derivative of ethyl acetopyruvate reacts readily with diazonium compounds either in acetic ...
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... ethyl acetate solution , is as follows : o - methoxystyryl an active catalyst are that the reduction should methyl ketone on reduction with a fatigued catalyst proceed slowly , and be carried out at a low temperature ( the action being ...
... ethyl acetate solution , is as follows : o - methoxystyryl an active catalyst are that the reduction should methyl ketone on reduction with a fatigued catalyst proceed slowly , and be carried out at a low temperature ( the action being ...
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... ethyl esters of a - hydroxy - acids belonging to the d - series are more highly dextrorotatory than the methyl ... ethyl cinnamoyl - 1 - malate , b . p . 195 ° / 2 mm .; ethyl formyl - 1 - malate , b . p . 120-121 ° / 2 mm .; ethyl B ...
... ethyl esters of a - hydroxy - acids belonging to the d - series are more highly dextrorotatory than the methyl ... ethyl cinnamoyl - 1 - malate , b . p . 195 ° / 2 mm .; ethyl formyl - 1 - malate , b . p . 120-121 ° / 2 mm .; ethyl B ...
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... ethyl bromide , forming an imine ( De Booseré , A. , 1923 , i , 311 ) , but with chloroacetonitrile , the reaction is complicated by the formation of polymerides , from which definite compounds could not be isolated . Polymerisation and ...
... ethyl bromide , forming an imine ( De Booseré , A. , 1923 , i , 311 ) , but with chloroacetonitrile , the reaction is complicated by the formation of polymerides , from which definite compounds could not be isolated . Polymerisation and ...
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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