Impurities
AY-0162-014
Entacapone Impurity I
C14H16N2O3
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Impurity reference standard material
Entacapone EP Impurity D
Material overview
Entacapone EP Impurity D (AY-0162-012) — impurity reference standard material. CAS 857629-79-9, formula C16H19N3O5, molecular weight 333.34 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0162-012
- CAS number
- 857629-79-9
- Molecular formula
- C16H19N3O5
- Molecular weight
- 333.34 g/mol
- Category
- Impurity reference standard material
- Chemical name
- (E)-2-cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N, N-diethylacrylamide
- Synonyms
- (2E)-2-Cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide
- SMILES
- OC1=C([N+]([O-])=O)C=C(/C=C(C#N)/C(N(CC)CC)=O)C=C1OCC
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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AY-0162-013
Entacapone EP Impurity I
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AY-0162-011
Entacapone Methoxy Impurity
C15H17N3O5
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AY-0162-010
Entacapone EP Impurity H
C15H15N3O5
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AY-0162-009
Desethyl Entacapone
C12H11N3O5
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AY-0162-008
Entacapone EP Impurity G
C11H9N3O5
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