API |
IMPURITY |
CHEMICAL NAME |
STRUCTURE |
Candesartan Cilexetil |
EP Impurity B |
(1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-oxo-3-[[2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-2,3-dihydro-1H-benzimidazole-4-carboxylate | ![]() |
Candesartan Cilexetil |
EP Impurity A |
ethyl 2-ethoxy-1-[[2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate | ![]() |
Candesartan Cilexetil |
EP Impurity D |
(1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 3-[[2′-(2-ethyl-2H-tetrazol-5-yl)biphenyl-4-yl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate | ![]() |
Candesartan Cilexetil |
EP Impurity C |
(1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 3-[[2′-(1-ethyl-1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate | ![]() |
Candesartan Cilexetil |
EP Impurity E |
(1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2′-(1-ethyl-1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate | ![]() |
Candesartan Cilexetil |
EP Impurity F |
(1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2′-(2-ethyl-2H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate | ![]() |
Candesartan Cilexetil |
EP Impurity G |
2-ethoxy-1-[[2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylic acid (candesartan) | ![]() |
Candesartan Cilexetil |
EP Impurity H |
(1RS)-1-[[(cyclohexyloxy)carbonyl]oxy]ethyl 2-ethoxy-1-[[2′-[1-(triphenylmethyl)-1H-tetrazol-5-yl]biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate (N-tritylcandesartan) | ![]() |