苯肾上腺素杂质标准品
2-hydroxy-N-((2R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl)-N-methylacetamide
倍他米松杂质
倍他米松杂质 倍他米松杂质A Betamethasone 17-Propionate CAS No. 5534-13-4 C25H33FO6 M.W. 448.54 倍他米松杂质B 21-Hemiacetal Betametha
苯肾上腺素杂质标准品
2-hydroxy-N-((2R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl)-N-methylacetamide
倍他米松杂质
倍他米松杂质 倍他米松杂质A Betamethasone 17-Propionate CAS No. 5534-13-4 C25H33FO6 M.W. 448.54 倍他米松杂质B 21-Hemiacetal Betametha