British Abstracts: Pure chemistry and physiology. ser. A1929 |
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... acid , thebaizonic acid , decomp . 235 ° , but concentrated hydrochloric acid at 95-98 ° gives rise to the hydrochloride , m . p . 210 ° ( decomp . ) ( also obtained by the action of excess of N - hydrochloric acid on thebaizonic acid ) ...
... acid , thebaizonic acid , decomp . 235 ° , but concentrated hydrochloric acid at 95-98 ° gives rise to the hydrochloride , m . p . 210 ° ( decomp . ) ( also obtained by the action of excess of N - hydrochloric acid on thebaizonic acid ) ...
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Pure chemistry and physiology. ser. A. of hydrochloric acid , evaporated to dryness , a few c.c. of hydrochloric acid are added , then 100 c.c. of hot water , and the liquid is filtered . The precipitate is ignited and weighed , and the ...
Pure chemistry and physiology. ser. A. of hydrochloric acid , evaporated to dryness , a few c.c. of hydrochloric acid are added , then 100 c.c. of hot water , and the liquid is filtered . The precipitate is ignited and weighed , and the ...
Trang 1274
... acid and its salts and determinations of mol . wt . show that it is a tetra- anhydrotetragalacturonic acid , C24H32024 , with four free carboxyl groups . With 12 % hydrochloric acid it affords furfuraldehyde and carbon dioxide quan ...
... acid and its salts and determinations of mol . wt . show that it is a tetra- anhydrotetragalacturonic acid , C24H32024 , with four free carboxyl groups . With 12 % hydrochloric acid it affords furfuraldehyde and carbon dioxide quan ...
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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