Impurity Standards

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Olmesartan EP Impurity B

Product Code:
DH/OMN/1002
Molecular Formula:
C24H24N6O2
CAS Number:
849206-43-5
Molecular Weight:
428.49
Synonyms: 3,6-Dihydro-6,6-dimethyl-2-propyl-3-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]- 4H-furo[3,4-d]imidazol-4-one


Olmesartan EP Impurity D

Product Code:
DH/OMN/1004
Molecular Formula:
C48H44N6O6
CAS Number:
144690-92-6
Molecular Weight:
800.90
Synonyms: 4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-[2-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic acid (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl ester


Oxcarbazepine Impurity-F

Product Code:
DH/OXC/1009
Molecular Formula:
C16H12ClN02
CAS Number:
28721-08-6
Molecular Weight:
285.72
Synonyms: 10-Methoxy-5H-dibenzo[b,f]azepine-5-carbonyl chloride


Oxcarbazepine Impurity 9-Methyl-acridine

Product Code:
DH/OXC/1012
Molecular Formula:
C14H11N
CAS Number:
NA
Molecular Weight:
193.24
Synonyms: 9-Methyl-acridine


Oxcarbazepine USP RC A (EP Impurity K)

Product Code:
DH/OXC/1001
Molecular Formula:
C16H12N203
CAS Number:
1346601-76-0
Molecular Weight:
280.28
Synonyms: N-Formyl-10-oxo-10,11-dihydro-5H-dibenzo[b,f]azepine-5-carboxamide


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