British Abstracts: Pure chemistry and physiology. ser. A1926 |
Từ bên trong sách
Kết quả 1-5 trong 100
Trang 36
... boiling with sodium hydroxide or by the oxalic acid method , but results correct to 1 % are obtained by boiling with a ferrous salt solution in an atmosphere of carbon dioxide , followed by titration with permanganate . The effect of ...
... boiling with sodium hydroxide or by the oxalic acid method , but results correct to 1 % are obtained by boiling with a ferrous salt solution in an atmosphere of carbon dioxide , followed by titration with permanganate . The effect of ...
Trang 39
... boiling with sodium hydroxide or by the oxalic acid method , but results correct to 1 % are obtained by boiling with a ferrous salt solution in an atmosphere of carbon dioxide , followed by titration with permanganate . The effect of ...
... boiling with sodium hydroxide or by the oxalic acid method , but results correct to 1 % are obtained by boiling with a ferrous salt solution in an atmosphere of carbon dioxide , followed by titration with permanganate . The effect of ...
Trang 63
... boiling toluene 8. - diphenoxytetraphenylethane is produced . The general reaction between organic peroxides and the ... boiled with water , into sulphanilic acid . Attempts to prepare 2 - amino - 4 - sulphobenzoic acid from 2 - nitro ...
... boiling toluene 8. - diphenoxytetraphenylethane is produced . The general reaction between organic peroxides and the ... boiled with water , into sulphanilic acid . Attempts to prepare 2 - amino - 4 - sulphobenzoic acid from 2 - nitro ...
Trang 67
... boiling alcoholic solution on naphthalic anhydride yielded 1 : 8 - naphth- CONH alylhydrazide , C10H6 p . 254 255 ° ( diacetyl - derivative , m . p . 214 215 ° ) , which is indifferent to benzaldehyde , whilst in other experi- ments ...
... boiling alcoholic solution on naphthalic anhydride yielded 1 : 8 - naphth- CONH alylhydrazide , C10H6 p . 254 255 ° ( diacetyl - derivative , m . p . 214 215 ° ) , which is indifferent to benzaldehyde , whilst in other experi- ments ...
Trang 68
... boiling in benzene solution : with benzaldehyde for 3 hrs . gave 65 % of the theoretical yield of benzyl alcohol and 47 % of propio- phenone , no residual benzaldehyde being detected ( cf. the reduction of aldehydes by magnesium ethoxy ...
... boiling in benzene solution : with benzaldehyde for 3 hrs . gave 65 % of the theoretical yield of benzyl alcohol and 47 % of propio- phenone , no residual benzaldehyde being detected ( cf. the reduction of aldehydes by magnesium ethoxy ...
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
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