丙吩嗪EP杂质C 货号:P090003 英文名:Propyphenazone EP Impurity C 同义词:1,5-dimethyl-4-(4-methylpentan-2-yl)-2-phenyl-1H-pyrazol-3(2H)-one CAS号:N/A 分子式:C17H24N2O 分子量:272.39 询价订购