利福霉素-O 14487-05-9

中文名利福霉素-O

中文同义二恶酮利福霉素;利福霉素-O;利福霉素O;利福霉素0;利福昔明EP杂质F;利福昔明杂质F (EP/BP)

英文名Rifamycin O

英文同义ctone;Rifaximin impurity F (EP);Rifaximin Impurity 6 (Rifaximin EP Impurity F);spiro(1,3-dioxolane-2,9’(6’h)-(2,7)(epoxypentadeca(1,11,13)trienimino)naphtho(;4-O-Carboxymethyl-1-deoxy-1,4-dihydro-4-hydroxy-1-oxorifamycin γ-lactone;Rifomycin O;NSC 182391;4-O-(CARBOXYMETHYL)-1-DEOXY-1,4-diHYDRO-4-HYDROXY-1-OXO-G-LACTONE

CAS14487-05-9

分子式C39H47NO14

分子量753.79

EINECS238-493-1

结构式

性质

熔点171°C (dec.)

比旋光度D20 +71.5° (c = 1 in dioxane)

沸点730.16°C (rough estimate)

密度1.2421 (rough estimate)

折射率1.5350 (estimate)

储存条件-20?C Freezer, Under Inert Atmosphere

酸度系数(pKa)4.61±0.70(Predicted)