Carvedilol EP Impurity D

Chemical Name: 4-(2,3-Epoxypropoxy)carbazole ; 1-(9H-carbazol-4-yloxy)-3-[4-[2-hydroxy-3-[[2-(2-methoxyphenoxy)ethyl]amino]propoxy]-9H-carbazol-9-yl]propan-2-ol

Synonym: Carvedilol Epoxy Impurity ;