C11H14O2
178.23 g/mol
Industrial ChemicalWarning
4-Butylbenzoic acid
CAS20651-71-2EC243-940-9
Category
Industrial Chemical
Compound Class
Organic Acid
Primary Use
Building block for organic synthesis
4-Butylbenzoic acid is an organic compound consisting of a benzoic acid core with a butyl substituent at the para position. It is commonly used as a building block in organic synthesis.
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
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 4-Butylbenzoic acid (CAS 20651-71-2) is 2916.39.
HS code (international, 6-digit)
2916.39
EU CN code (8-digit)
2916 39 90
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-butylbenzoic acid
InChIKey
JFKUBRAOUZEZSL-UHFFFAOYSA-N
SMILES
CCCCC1=CC=C(C=C1)C(=O)O
Synonyms (6)
- 4-Butylbenzoic acid
- 4-n-Butylbenzoic acid
- Benzoic acid, 4-butyl-
- p-Butylbenzoic acid
- p-n-Butylbenzoic acid
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