
Benzocaine
Benzocaine is a benzoate ester having 4-aminobenzoic acid as the acid component and ethanol as the alcohol component. A surface anaesthetic, it is used to suppress the gag reflex, and as a lubricant and topical anaesthetic on the larynx, mouth, nasal cavity, respiratory tract, oesophagus, rectum, urinary tract, and vagina. It has a role as a sensitiser, a topical anaesthetic, an allergen and an antipruritic drug. It is a benzoate ester and a substituted aniline. — ChEBI
- IUPAC name
- ethyl 4-aminobenzoate
- Molecular formula
- C9H11NO2
- Molecular weight
- 165.19 g/mol
- Exact mass
- 165.078978594 Da
- XLogP3
- 1.9
- Topological polar surface area
- 52.3 Ų
- Hydrogen-bond donors
- 1
- Hydrogen-bond acceptors
- 3
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
16 more reported names
External database identifiers
- ChEBI:CHEBI:116735
- ChEMBL:CHEMBL278172
- EPA DTXSID:DTXSID8021804
- PubMed:23076919
- PubMed:22915889
- PubMed:22915882
- PubMed:22826681
- PubMed:22735135
- PubMed:22673837
- PubMed:22666439
- PubMed:22653006
- PubMed:22624055
- PubMed:22623926
- PubMed:22594253
- PubMed:22593785
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.