API Impurities
Entacapone EP Impurity B
Entacapone EP Impurity B
ethyl (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate
Impurity reference standard used for related substances testing of Entacapone drug substance and drug product per pharmacopoeial limits.
Specifications
- Chemical Name
- ethyl (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate
- CAS No.
- NA
- Catalogue No.
- RR-ETP-E0403
- Molecular Formula
- C12H10N2O6
- Molecular Weight
- 278.22 g/mol
