Impurities
AY-0162-014
Entacapone Impurity I
C14H16N2O3
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Impurity reference standard material
Entacapone EP Impurity B
Material overview
Entacapone EP Impurity B (AY-0162-007) — impurity reference standard material. CAS 1215039-66-9, formula C12H10N2O6, molecular weight 278.22 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0162-007
- CAS number
- 1215039-66-9
- Molecular formula
- C12H10N2O6
- Molecular weight
- 278.22 g/mol
- Category
- Impurity reference standard material
- Chemical name
- (E)-ethyl 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylate
- Synonyms
- Ethyl (2E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-2-propenoate
- SMILES
- OC1=C([N+]([O-])=O)C=C(/C=C(C#N)/C(OCC)=O)C=C1O
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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AY-0162-013
Entacapone EP Impurity I
C13H12N2O6
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Impurities
AY-0162-012
Entacapone EP Impurity D
C16H19N3O5
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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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Impurities
AY-0162-009
Desethyl Entacapone
C12H11N3O5
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