British Abstracts: Pure chemistry and physiology. ser. A1926 |
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Trang 70
... converted by sodium ethoxide or alcoholic potassium hydroxide almost quantitatively into phenyl 3 - phenyl- ethyl ketone , m . p . 72 ° ( oxime , m . p . 84.5-85 ° ; cf. Schneidewind , A. , 1888 , 704 ; Perkin , J.C.S. , 1891 , 59 ...
... converted by sodium ethoxide or alcoholic potassium hydroxide almost quantitatively into phenyl 3 - phenyl- ethyl ketone , m . p . 72 ° ( oxime , m . p . 84.5-85 ° ; cf. Schneidewind , A. , 1888 , 704 ; Perkin , J.C.S. , 1891 , 59 ...
Trang 74
... converted by ammonia into an imide yielding saccharin when treated with ozone , whereas the compound is merely transformed into an ammonium salt which regenerates the original sub- stance on treatment with acid . The red coloration OMe ...
... converted by ammonia into an imide yielding saccharin when treated with ozone , whereas the compound is merely transformed into an ammonium salt which regenerates the original sub- stance on treatment with acid . The red coloration OMe ...
Trang 76
... converted by phosphoryl chloride into 1 - p - toluenesulphonyl - 4 - keto - 8 - methyl - 1 : 23 : 4 - tetra- hydroquinoline , m . p . 147-148 ° , and the corresponding ketomethyltetrahydroquinoline , m . p . 92 ° . The former , by ...
... converted by phosphoryl chloride into 1 - p - toluenesulphonyl - 4 - keto - 8 - methyl - 1 : 23 : 4 - tetra- hydroquinoline , m . p . 147-148 ° , and the corresponding ketomethyltetrahydroquinoline , m . p . 92 ° . The former , by ...
Trang 81
... converted by benzyl chloride into the benzyl thioether , m . p . 145 ° . Fusion of quinrhodine with sodium hydroxide at 180 ° ruptures the rhodanine ring , yielding 3 - thiol- carbostyril , m . p . above 350 ° ( methyl thioether , m . p ...
... converted by benzyl chloride into the benzyl thioether , m . p . 145 ° . Fusion of quinrhodine with sodium hydroxide at 180 ° ruptures the rhodanine ring , yielding 3 - thiol- carbostyril , m . p . above 350 ° ( methyl thioether , m . p ...
Trang 82
... converted by treatment with sodium methoxide and OMe methyl sulphate into palm- OMe atine iodide , the identity of ... converted by exhaus- tive methylation into oxyacanthine methyl ether dimethiodide , C40H48O6N2I2 , m . p . 255-260 ...
... converted by treatment with sodium methoxide and OMe methyl sulphate into palm- OMe atine iodide , the identity of ... converted by exhaus- tive methylation into oxyacanthine methyl ether dimethiodide , C40H48O6N2I2 , m . p . 255-260 ...
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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