C11H15NO2
193.24 g/mol
APIWarning
Butyl 4-aminobenzoate
CAS94-25-7EC202-317-1
Category
API
Compound Class
Ester
Primary Use
Pharmaceutical Raw Material
Butyl 4-aminobenzoate is a local anesthetic active pharmaceutical ingredient used in pharmaceutical manufacturing. It is an aromatic ester compound with an amine group, commonly employed as a raw material in the production of topical anesthetic preparations.
Local anesthetic active pharmaceutical ingredient for pharmaceutical manufacturingComponent in burn treatment ointmentsIngredient in suntan preparations
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
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Butyl 4-aminobenzoate (CAS 94-25-7) is 2922.49.
HS code (international, 6-digit)
2922.49
EU CN code (8-digit)
2922 49 85
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
butyl 4-aminobenzoate
InChIKey
IUWVALYLNVXWKX-UHFFFAOYSA-N
SMILES
CCCCOC(=O)C1=CC=C(C=C1)N
Synonyms (38)
- Butamben (USP)
- Butamben, United States Pharmacopeia (USP)
- 4-(Butoxycarbonyl)aniline
- 4-Aminobenzoic acid butyl
- 4-amino butylbenzoate
- ABBOTT-34842 FREE BASE
- BUTYL AMINOBENZOATE [MART.]
- BUTYL P-AMINOBENZOATE
- Butamben (Standard)
- Butesin
- Butesin (TN)
- Butesine
- Butoform
- Butoforme
- Butsein
- Butyl 4-aminobenzoate
- Butyl PABA
- Butyl aminobenzoate
- Butyl keloform
- Butylcaine
- N-Butyl p-aminobenzoate
- Planoform
- Scuroform
- Scuroforme
- Tetracaine Impurity N3
- aniline, 4-butoxycarbonyl-
- butamben
- butanylcaine
- n-butyl 4-aminobenzoate
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