倍他米松杂质 44|科析化学®标准品|QUALITY CONTROL CHEMICALS INC

QB201344

倍他米松杂质 44

Betamethasone Impurity 44

别名：sodium ((1S,3S,4aS,4bS,10aS,10bR,11S,12aS)-10b-fluoro-1,11-dihydroxy-3,10a,12a-trimethyl-2,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysen-1-yl)methyl phosphate

分子式
C22H28FNa2O8P

分子量
516.41

CAS号
1201919-18-7;1202002-01-4(free base)

“倍他米松杂质 44”标准参考物质
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