British Abstracts: Pure chemistry and physiology. ser. A1930 |
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... obtained . The isomeric compounds I and II are probably a - diphenylene - 38 - dimethyl - Ar- and -A - pentadiene , respectively . Reduction of I with hydriodic acid yields B - 9 - fluorenyl - S - methylpentane , m . p . 101-103 ...
... obtained . The isomeric compounds I and II are probably a - diphenylene - 38 - dimethyl - Ar- and -A - pentadiene , respectively . Reduction of I with hydriodic acid yields B - 9 - fluorenyl - S - methylpentane , m . p . 101-103 ...
Trang 345
... obtained synthetically . Benzil - p - bromoanil has m . p . 97 ° . Methylation of desylaniline with methyl iodide alone ( silver oxide causes oxidation ) gives the N - methyl derivative , m . p . 100 ° , also obtained from desyl ...
... obtained synthetically . Benzil - p - bromoanil has m . p . 97 ° . Methylation of desylaniline with methyl iodide alone ( silver oxide causes oxidation ) gives the N - methyl derivative , m . p . 100 ° , also obtained from desyl ...
Trang 488
... obtained in 0.1N - hydrochloric acid and of that obtained after heating with concentrated hydro- chloric acid at 80 ° , a similar relationship being observed with the spectra of the complex zinc salts . The absorption curve obtained ...
... obtained in 0.1N - hydrochloric acid and of that obtained after heating with concentrated hydro- chloric acid at 80 ° , a similar relationship being observed with the spectra of the complex zinc salts . The absorption curve obtained ...
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New Methods of Preparing Substances arranged according | 127 |
Lecture Experiments | 134 |
Historical | 171 |
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action adsorbed adsorption alcohol alkali aluminium Amer ammonia ammonium atoms bands barium benzene Biochem Biol boiling bromide calcium carbon dioxide Chem CHEMICAL ABSTRACTS chim chloroform coefficient colloidal compounds Compt concentration constant containing copper crystalline crystals curve decomp decomposition decrease derivatives determined dextrose dilute effect electrons ester ether F. L. USHER ferric formation formed gives heat hydrochloric acid hydrogen chloride hydrolysis hydroxide increase iodide iodine ions ketone L. S. THEOBALD liquid magnesium mercury metal method methyl mixture molecular molecules N. M. BLIGH nitrate nitric nitric acid nitrogen obtained oxide oxidised oxygen phenyl Physik picrate potassium potassium hydroxide precipitation prepared presence pressure protein pyridine R. A. MORTON reaction reduced rend salt semicarbazone sodium sodium hydroxide sols soluble spectra spectrum substance sulphate sulphide sulphuric acid temperature vapour velocity viscosity whilst yields Zentr zinc