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Candesartan Impurity

Veeprho Laboratories is a manufacturer and supplier of Candesartan Impurity 5, Candesartan Impurity 6 (CAS No. 914613-35-7), Candesartan Impurity 7, Candesartan Process Impurity, Candesartan Degradation Impurity, Candesartan Related Compound and Candesartan Potential Impurity. These impurities are provided with certificate of analysis along with the characterization data like NMR MASS IR and HPLC Purity. We also provide additional data like C NMR, CHN, TGA RF on request.


We are also manufacturer and supplier of all Candesartan USP, EP, BP pharmacopoeia impurities, any unknown impurity, APIs and intermediates with structure elucidation with help of C NMR, H NMR, MASS, CHN, HPLC data. On request we also manufacture and supply all impurity of Candesartan as per pharmacopoeia RRT.


We also manufacture and supply all Candesartan impurities which are to be isolated by preparative HPLC and Lyophilized.


All the Candesartan impurities like Candesartan Impurity 5, Candesartan Impurity 6 (CAS No. 914613-35-7), Candesartan Impurity 7 etc. manufactured and supplied by Veeprho Laboratories are acceptable to all regulatory agencies in the world like US-FDA, MHRA, MCC, WHO, Brazil and Japan.


These Candesartan impurities are also used for ANDA filling/DMF filling and genotoxic study.




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Candesartan Impurity 7 (2-ethyltetrazol-5-yl-candesartan cilexetil)
Candesartan Impurity 7 (2-ethyltetrazol-5-yl-candesartan cilexetil)

1-(((cyclohexyloxy) carbonyl) oxy) ethyl 2-ethoxy-1-((2’-(2-ethyl-2H-tetrazol-5-yl)-[1,1’-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-6-carboxylate

Catalogue No : VL290004

Candesartan Impurity 6 (1-Ethyltetrazol-5-yl-candensartan cilexetil)
Candesartan Impurity 6 (1-Ethyltetrazol-5-yl-candensartan cilexetil)

2 –Ethoxy- 1-[[2’-( -ethyltetrazol-5-yl)biphenyl-4-yl]methyl]-1 H-benzimidazol-7-carbonsaure 1 – ([(cyclohexyloxy)carbonyl]oxy)ethylester;

Catalogue No : VL290003

Candesartan Impurity 1 / Desethylcandesartan Methylester
Candesartan Impurity 1 / Desethylcandesartan Methylester

2-Hydroxy-3-[2’ -(1H-tetrazole-5-yl)-biphenyl-4-ylmethyl]-3H-Benzomidazole-4- carboxylic acid methyl ester

Catalogue No : VL290001

Candesartan Impurity 2 (Desethyl candesartan Ethyl ester)
Candesartan Impurity 2 (Desethyl candesartan Ethyl ester)

2-Hydroxy-3-[2’ -(1H-tetrazole-5-yl)-biphenyl-4-ylmethyl]-3H-Benzomidazole-4-carboxylic acid ethyl ester

Catalogue No : VL290002

Candesartan Ketone Cilexetil
Candesartan Ketone Cilexetil

1-(((cyclohexyloxy)carbonyl)oxy)ethyl 3-((2’-(1H-tetrazol-5-yl)-[1,1’-biphenyl]-4-yl)methyl)-2-oxo-2,3-dihydro-1H-benzo[d] imidazole-4-carboxylate

Catalogue No : VL290005

Candesartan N-Ethyl Impurity
Candesartan N-Ethyl Impurity

1-(((cyclohexyloxy) carbonyl) oxy) ethyl 2-ethoxy-1-((2’-(1-ethyl-1H-tetrazol-5-yl)- [1, 1’-biphenyl]-4-yl) methyl)-1H-benzo[d]imidazole-7-carboxylate

Catalogue No : VL290006

Candesartan Trityl Cilexetil Impurity
Candesartan Trityl Cilexetil Impurity

1-(((cyclohexyloxy)carbonyl)oxy)ethyl 2-ethoxy-1-((2’-(1-trityl-1H-tetrazol-5-yl)- [1,1’-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate

Catalogue No : VL290007

Candesartan trityl methyl ether/ Triphenylmethyl methyl Ether/ Candesartan Impurity 5
Candesartan trityl methyl ether/ Triphenylmethyl methyl Ether/ Candesartan Impurity 5

Triphenylmethyl methyl Ether

Catalogue No : VL290008

Candesartan N2 Trityl Impurity / N2 Trityl Candesartan
Candesartan N2 Trityl Impurity / N2 Trityl Candesartan

2-ethoxy-1-((2’ -(2-trityl-2H-tetrazol-5-yl)-[1, 1’ -biphenyl]-4-yl) methyl)-1Hbenzo[ d]imidazole-7-carboxylic acid

Catalogue No : VL290009

Candesartan Cilexetil EP Impurity B / Candesartan Cilexetil O-Desethyl analog
Candesartan Cilexetil EP Impurity B / Candesartan Cilexetil O-Desethyl analog

1-(Cyclohexyloxycarbonyloxy)ethyl 1-((2’ -(1H-tetrazol-5-yl)biphenyl-4-yl) methyl)- 2-hydroxy-1H-benzo[d]imidazole-7-carboxylate

Catalogue No : VL290010

N-Cilexetil Impurity / Candesartan Cilexetil Related Compound A
N-Cilexetil Impurity / Candesartan Cilexetil Related Compound A

Ethyl-2-ethoxy-1-[[2’-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7- Carboxylate

Catalogue No : VL290012