中文名 | 倍他米松EP杂质C |
英文名 | 17,21-dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione |
别名 | 倍他米松C 倍他米松杂质C 倍他米松EP杂质C 倍他米松杂质EP C 倍他米松杂质C(EP) 倍他米松相关化合物C(USP) |
英文别名 | (8S,10S,13S,14S,16S,17R) Betamethasone EP Impurity C Betamethasone Impurity 3(Betamethasone EP Impurity C) 16β-Methyl-17,21-dihydroxypregna-1,4,9(11)-triene-3,20-dione 17,21-Dihydroxy-16β-methylpregna-1,4,9(11)-triene-3,20-dione 17,21-dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione (8S,10S,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one |
CAS | 13504-15-9 |
EINECS | 236-830-7 |
化学式 | C22H28O4 |
分子量 | 356.46 |
密度 | 1.24±0.1 g/cm3(Predicted) |
熔点 | 209-212 °C(Solv: acetone (67-64-1); hexane (110-54-3)) |
沸点 | 548.3±50.0 °C(Predicted) |
酸度系数 | 12.53±0.70(Predicted) |
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