Diltiazem EP Impurity D ;
N-Desmethyl Diltiazem Hydrochloride ;
(2S,3S)-5-[2-(Methylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl ;
CAS # 130606-60-9 ;
C21H25ClN2O4S ;
Exact Mass: 436.12236 ;
Impurity & metabolite of diltiazem ;
White to off-white crystalline solid, mp 156 - 158 DC ;