C5H4N2O2
124.1 g/mol
Pharmaceutical IntermediateWarning
Pyrazine-2-carboxylic acid
CAS98-97-5EC202-718-1
Category
Pharmaceutical Intermediate
Compound Class
Organic Acid
Primary Use
Pharmaceutical Intermediate
Pyrazine-2-carboxylic acid, also known as pyrazinic acid, is a monoclinic polymorphic compound that serves as a pharmaceutical intermediate. It consists of an aromatic heterocyclic ring with a carboxylic acid functional group, contributing to its use in chemical manufacturing and research.
pharmaceutical intermediateresearch compound
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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Related Compounds
ReferenceSame Category
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pharmaceutical intermediate
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ReferenceSame Category
5'-O-DMT-N6-methyl-2'-deoxyadenosine
CAS98056-69-0
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Pyrazine-2-carboxylic acid (CAS 98-97-5) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
pyrazine-2-carboxylic acid
InChIKey
NIPZZXUFJPQHNH-UHFFFAOYSA-N
SMILES
C1=CN=C(C=N1)C(=O)O
Synonyms (23)
- VGL
- Pyrazinamide EP Impurity A(2-Pyrazinecarboxylic Acid)(Discontinued,See C4X-14123)
- Pyrazine-2-carboxylic Acid; Pyrazinamide Imp. A (EP); Pyrazinamide Impurity A
- 1,4-DIAZINECARBOXYLIC ACID
- 2- carboxylic acid pyrazine
- 2-Carboxypyrazine
- 2-Pyrazinecarboxylic
- 2-Pyrazinecarboxylic acid
- 2-Pyrazinoic acid
- 2-pyrazinic acid
- AB-131/40186434
- Paradiazinecarboxylic acid
- Piazinecarboxylic acid
- Pyrazinamide Impurity A
- Pyrazine-2-carboxylic acid
- Pyrazinic acid
- Pyrazoic acid
- pyrazin-2-carboxylic acid
- pyrazinecarboxylic acid
- pyrazinemonocarboxylic acid
- pyrazinoate
- pyrazinoic acid
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