British Abstracts: Pure chemistry and physiology. ser. A1929 |
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Trang 313
... ester of 3 : 5 - di - iodothyronine followed by hydrolysis of the ester group and iodination , and ( b ) by condensing the acid chlorides with thyroxine methyl ester followed by hydrolysis of the ester group and treatment with ammonia ...
... ester of 3 : 5 - di - iodothyronine followed by hydrolysis of the ester group and iodination , and ( b ) by condensing the acid chlorides with thyroxine methyl ester followed by hydrolysis of the ester group and treatment with ammonia ...
Trang 488
... esters are nearly identical , each consisting of a single band , the intensity of which is a little stronger for the ethyl than for the methyl ester . The methyl ester was prepared from methyl phenacyl- acetoacetate ( from methyl ...
... esters are nearly identical , each consisting of a single band , the intensity of which is a little stronger for the ethyl than for the methyl ester . The methyl ester was prepared from methyl phenacyl- acetoacetate ( from methyl ...
Trang 678
... ester , m . p . 34-34.5 ° ) is obtained by the malonic ester method from x - bromodecan - x - ol , and by the hydrolysis of λ - acetoxydodecoic acid , m . p . 45 ° , formed together with 2 - acetoxydodecaldehyde , b . p . 143-145 ...
... ester , m . p . 34-34.5 ° ) is obtained by the malonic ester method from x - bromodecan - x - ol , and by the hydrolysis of λ - acetoxydodecoic acid , m . p . 45 ° , formed together with 2 - acetoxydodecaldehyde , b . p . 143-145 ...
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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