Chemistry:Butamben

Butamben

Clinical data
Other names	n-butyl p-aminobenzoate
AHFS/Drugs.com	Micromedex Detailed Consumer Information
Routes of administration	Topical
ATC code	none
Identifiers
IUPAC name Butyl 4-aminobenzoate
CAS Number	94-25-7 Y
PubChem CID	2482
ChemSpider	2388 Y
UNII	EFW857872Q
KEGG	D00730
ChEBI	CHEBI:3231
ChEMBL	ChEMBL127516 Y
Chemical and physical data
Formula	C11H15NO2
Molar mass	193.242 g/mol g·mol−1
3D model (JSmol)	Interactive image
Melting point	58 °C (136 °F)
SMILES O=C(OCCCC)c1ccc(N)cc1
InChI InChI=1S/C11H15NO2/c1-2-3-8-14-11(13)9-4-6-10(12)7-5-9/h4-7H,2-3,8,12H2,1H3 Y Key:IUWVALYLNVXWKX-UHFFFAOYSA-N Y
(verify)

Butamben is a local anesthetic. It is the ester of 4-aminobenzoic acid and butanol. A white, odourless, crystalline powder. that is mildy soluble in water (1 part in 7000) and soluble in alcohol, ether, chloroform, fixed oils, and dilute acids. It slowly hydrolyses when boiled with water. Synonyms include Butamben, Butilaminobenzoato, and Butoforme. Proprietary names includes Alvogil in Spain and Alvogyl in Switzerland. It is one of three components in the topical anesthetic Cetacaine.