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Cat Number: PIPB-0137

Benzocaine

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CAS Number

9011-18-1

Synonyms

Ethyl 4-aminobenzoate
94-09-7
Ethyl aminobenzoate
Ethyl p-aminobenzoate

Description

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 topical anaesthetic, an antipruritic drug, an allergen and a sensitiser. It is a benzoate ester and a substituted aniline.

Molecular Weight

165.19

Molecular Formula

C9H11NO2

EINECS

202-303-5

SMILES

CCOC(=O)C1=CC=C(C=C1)N

Appearance

Solid

pKa

2.51 (at 25 ℃)