2. 依法韦仑杂质(6-氯-4- [2-(2-甲基环丙基)乙炔基] -4-(三氟甲基)-1h-3,1-苯并恶嗪-2-酮)

依法韦仑杂质(6-氯-4- [2-(2-甲基环丙基)乙炔基] -4-(三氟甲基)-1h-3,1-苯并恶嗪-2-酮)

Efavirenz Impurity (6-chloro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)