Doxazosin EP Impurity C

Chemical Name: Doxazosin USP RC F ; N,N′-Bis(1,4-benzodioxane-2-carbonyl)piperazine ; (piperazine-1,4-diyl)bis[[(2Ξ)-2,3-dihydro-1,4-benzodioxin-2-yl]methanone],

Synonym: 2-chloro-11-(piperazin-1-yl)dibenzo[b,f][1,4]oxazepin-7-ol