British Abstracts: Pure chemistry and physiology. ser. A1929 |
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Trang 330
... acetic acid , m . p . 195 196 ° , when refluxed with 10 % hydrochloric acid . The 3 - acetic acid , when heated with thionyl chloride , affords a chloride , which in turn yields amides with aniline , ethyl aminomalonate , ethyl ...
... acetic acid , m . p . 195 196 ° , when refluxed with 10 % hydrochloric acid . The 3 - acetic acid , when heated with thionyl chloride , affords a chloride , which in turn yields amides with aniline , ethyl aminomalonate , ethyl ...
Trang 428
... acetic anhydride and dry sodium thio- cyanate yields B - penta - acetylglucose , [ x ] + 4-4 ° in acetic acid , and B - penta - acetylgalactose , [ a ] + 25 · 5 ° in chloroform , respectively . Similar results are obtained using ...
... acetic anhydride and dry sodium thio- cyanate yields B - penta - acetylglucose , [ x ] + 4-4 ° in acetic acid , and B - penta - acetylgalactose , [ a ] + 25 · 5 ° in chloroform , respectively . Similar results are obtained using ...
Trang 575
... acetic acid gives the stein ( A. , 1928 , 644 ) , who , on the basis of micro- disulphoxide , m . p . 259 ° , converted into the thianthrene analyses , have regarded the formula C25H3004 as by hydrobromic and acetic acids and sodium ...
... acetic acid gives the stein ( A. , 1928 , 644 ) , who , on the basis of micro- disulphoxide , m . p . 259 ° , converted into the thianthrene analyses , have regarded the formula C25H3004 as by hydrobromic and acetic acids and sodium ...
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone acetyl action activity alkali aluminium Amer ammonia ammonium amount anhydride aqueous solution atoms bands barium benzene Biochem Biol bromide C. R. HARINGTON calcium carbon dioxide catalyst Chem CHEMICAL ABSTRACTS Chim chloroform coefficient colloidal colour compound Compt concentration constant containing converted copper corresponding crystals curves decomp decomposition decrease derivative determined dextrose dilute effect electrolytes electrons ester ether formation formed gives heated hydrate hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium measured mercury metal method methyl alcohol mixture molecular molecules N. M. BLIGH nitrate nitrogen obtained oxide oxidised oxygen peroxide phenyl phosphate Physik potassium hydroxide precipitated prepared presence pressure Proc protein pyridine reaction reduced rend S. K. TWEEDY salts silver sodium hydroxide sols soluble spectra spectrum substance sulphate sulphide sulphuric acid temperature vapour velocity wave-length whilst X-ray yields Zentr zinc