C11H12N2O3
220.22 g/mol
Pharmaceutical IntermediateWarning
4-(2-OXO-2,3-DIHYDRO-1H-BENZIMIDAZOL-1-YL)BUTANOIC ACID
CAS3273-68-5EC690-971-2
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
This compound is a benzimidazole derivative with a carboxylic acid side chain, commonly used as an intermediate in the synthesis of pharmaceuticals.
pharmaceutical intermediateresearch compound for drug development
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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ReferenceSame Category
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Referencesame scaffold
1-(3-Chloropropyl)-1,3-dihydro-2H-benzimidazol-2-one
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Referencesame scaffold
1,3-Dihydro-5-hydroxy-2H-benzimidazol-2-one
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Referencesame scaffold
5,6-Diamino-1,3-dihydro-2H-benzoimidazol-2-one
CAS55621-49-3
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Referencesame scaffold
Benzimidazolinone
CAS615-16-7
chemical intermediate
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for 4-(2-OXO-2,3-DIHYDRO-1H-BENZIMIDAZOL-1-YL)BUTANOIC ACID (CAS 3273-68-5) 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
4-(2-oxo-3H-benzimidazol-1-yl)butanoic acid
InChIKey
PTNUQSFEJXMNOQ-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)NC(=O)N2CCCC(=O)O
Synonyms (13)
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