British Abstracts: Pure chemistry and physiology. ser. A1929 |
Từ bên trong sách
Kết quả 1-3 trong 25
Trang 50
... glucose , [ a ] + 5 ∙ 15 ° to + -4-96 ° in chloroform , + 11.9 ° to + 3-5 ° in alcohol , by silver oxide and methyl iodide into B - tetrabenzoyl- h - glucose . The tetrabenzoyl compound is converted -methylglucoside , ( + MeOH ) , [ a ] ...
... glucose , [ a ] + 5 ∙ 15 ° to + -4-96 ° in chloroform , + 11.9 ° to + 3-5 ° in alcohol , by silver oxide and methyl iodide into B - tetrabenzoyl- h - glucose . The tetrabenzoyl compound is converted -methylglucoside , ( + MeOH ) , [ a ] ...
Trang 682
... glucose - 1 - pyridin- ium 6 - bromo - 2 : 3 : 4 - triacetyl - B - d - glucose - 1 - sulphate ( + 2EtOH ) , m . p . 62-69 ° . 3 - p - Toluenesulphonyl 2 : 46 - triacetyl - p - d - glucose - 1 - pyridinium 3 - p - toluene- sulphonyl - 2 ...
... glucose - 1 - pyridin- ium 6 - bromo - 2 : 3 : 4 - triacetyl - B - d - glucose - 1 - sulphate ( + 2EtOH ) , m . p . 62-69 ° . 3 - p - Toluenesulphonyl 2 : 46 - triacetyl - p - d - glucose - 1 - pyridinium 3 - p - toluene- sulphonyl - 2 ...
Trang 684
... glucose tetra - acetates in benzene in presence of phosphoric anhydride , only isosucrose octa - acetate , m . p . 131–132 ° , [ α ] ь + 19.9 ° in chloroform , -2.0 ° in benzene , has been obtained crystalline , although isotrehalose ...
... glucose tetra - acetates in benzene in presence of phosphoric anhydride , only isosucrose octa - acetate , m . p . 131–132 ° , [ α ] ь + 19.9 ° in chloroform , -2.0 ° in benzene , has been obtained crystalline , although isotrehalose ...
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
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