C6H6N2O2
138.12 g/mol
Pharmaceutical IntermediateDanger
5-Methylpyrazine-2-carboxylic Acid
CAS5521-55-1EC413-260-9
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
5-Methylpyrazine-2-carboxylic acid is a chemical compound used as a pharmaceutical intermediate in the manufacturing of glipizide, a sulfonylurea medication for type 2 diabetes. It serves as a building block for the synthesis of this anti-diabetic agent.
Pharmaceutical intermediate for glipizide manufacturingLaboratory reagent for sulfonylurea synthesis 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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Safety Reference
Danger
H318Causes serious eye damage
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 5-Methylpyrazine-2-carboxylic Acid (CAS 5521-55-1) 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
5-methylpyrazine-2-carboxylic acid
InChIKey
RBYJWCRKFLGNDB-UHFFFAOYSA-N
SMILES
CC1=CN=C(C=N1)C(=O)O
Synonyms (9)
- 2-Carboxy-5-methylpyrazine
- 5-METHYL-2-PYRAZINOIC ACID
- PARITAPREVIR METABOLITE M13
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