英文名称
4-(Cyclopropylmethoxy)-3-(difluoromethoxy) Roflumilast
4-(环丙基甲氧基)-N-(3,5-二氯吡啶-4-基)-3-(二氟甲氧基)苯甲酰胺
Standards; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug Impurities/Metabolites;
4-(Cyclopropylmethoxy)-3-(difluoromethoxy) Roflumilast is a positional isomeric impurity of Roflumilast (R639700).