Home/Compounds/Pharmaceutical Intermediate/Ethyl-3-(2-carbethoxy-2-cyanoethenyl)amino-1H-pyrazole-4-carboxylate
C12H14N4O4
278.26 g/mol
Pharmaceutical IntermediateWarning
Ethyl-3-(2-carbethoxy-2-cyanoethenyl)amino-1H-pyrazole-4-carboxylate
CAS321571-07-7
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
This compound is an ethyl ester derivative of a pyrazole carboxylic acid, used as a reference standard for quality control in pharmaceutical manufacturing. It is primarily employed as a specified impurity for allopurinol-related analytical testing.
reference standard for allopurinol impurity analysispharmaceutical intermediate for research
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 321571-07-7
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
Identifiers
IUPAC Name
ethyl 5-[(2-cyano-3-ethoxy-3-oxoprop-1-enyl)amino]-1H-pyrazole-4-carboxylate
InChIKey
GMGGKDVJSPDXNB-UHFFFAOYSA-N
SMILES
CCOC(=O)C1=C(NN=C1)NC=C(C#N)C(=O)OCC
Synonyms (13)
- ALLOPURINOL RELATED COMPOUND F (USP IMPURITY)
- ALLOPURINOL RELATED COMPOUND F (USP-RS)