研发生产倍他米松醋酸酯CAS: 987-24-6皮质激素原料供应厂家品质保障现货直销

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中文名醋酸倍氟美松英文名betamethasone 21-acetate别名乙酸倍他米松醋酸倍他米松醋酸倍氟美松地塞米松杂质D倍他米松醋酸酯20-二酮-21-醋酸酯倍他米松醋酸酯溶液,100PPM9Α-氟-16Β-甲基-11Β,17Α,21-三羟基-1,4孕二烯- 3 ,20 -二酮21 -醋酸16beta-甲基-11beta,17alpha,21-三羟基-9alpha-氟-孕甾-1,4-二烯-3,20-二酮-21-醋酸酯英文别名Betamethasone 21-aceBetamethasone Acetatebetamethasone 21-acetateBetamethasone Acetate (500 mg)BETAMETHASONE ACETATE LINIMENTS21-Acetyloxy-9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione(17R)-16β-Methyl-21-acetoxy-11β,17α-dihydroxy-9α-fluoropregna-1,4-diene-3,20-dione(11β,16β)-21-(Acetyloxy)-9-fluoro-11,17-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione9alpha-Fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-acetate(11beta,16beta)-9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl acetate9ALPHA-FLUORO-16BETA-METHYL-11BETA,17ALPHA,21-TRIHYDROXY-1,4-PREGNADIENE-3,20-DIONE 21-ACETATE(8xi,10xi,11beta,13xi,16beta)-9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl acetateCAS987-24-6EINECS213-578-6化学式C24H31FO6分子量434.5InChIInChI=1/C24H31FO6/c1-13-9-18-17-6-5-15-10-16(27)7-8-21(15,3)23(17,25)19(28)11-22(18,4)24(13,30)20(29)12-31-14(2)26/h7-8,10,13,17-19,28,30H,5-6,9,11-12H2,1-4H3/t13-,17-,18-,19-,21-,22-,23-,24-/m0/s1密度1.0932 (rough estimate)熔点200-220°C (dec.)沸点579.4±50.0 °C(Predicted)比旋光度D +140° (chloroform)闪点304.2°C水溶性30mg/L(25 ºC)蒸汽压7.75E-16mmHg at 25°C溶解度Practically insoluble in water, freely soluble in acetone, soluble in ethanol (96 per cent) and in methylene chloride. It shows polymorphism (5.9).折射率1.5980 (estimate)酸度系数12.08±0.70(Predicted)存储条件Refrigerator外观neat颜色White to Off-WhiteMerck14,1180物化性质熔点:200-220°C (dec.)Merck:1180