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QF132000
别名:N-(2-hydroxy-5-((R)-1-hydroxy-2-(((R)-1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)formamide/N-(2-hydroxy-5-((S)-1-hydroxy-2-(((S)-1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)formamide hemifumarate
分子式
C19H24N2O4.1/2C4H4O4
分子量
344.40 58.04
CAS号
43229-80-7;183814-30-4(hemifumarate hydrate);73573-87-2(free base)
QF132002
福莫特罗EP杂质B
分子式: C18H22N2O4
分子量:330.38
CAS号:1224588-66-2;1795137-04-0(2-butenedioic acid)