Title: Butamben
CAS Registry Number: 94-25-7
CAS Name: 4-Aminobenzoic acid butyl ester
Additional Names: butyl aminobenzoate; n-butyl p-aminobenzoate
Trademarks: Butesin (Abbott); Butoform; Planoform; Scuroforme
Molecular Formula: C11H15NO2
Molecular Weight: 193.24
Percent Composition: C 68.37%, H 7.82%, N 7.25%, O 16.56%
Literature References: Prepn: Brill, J. Am. Chem. Soc. 43, 1322 (1921); Adams, Volwiler, US 1440652 (1923 to Abbott); GB 252870; C.A. 17, 1243 (1923); C.A. 21, 2478 (1927).
Properties: Crystals from alc, mp 57-59°. bp8 174°. One gram dissolves in about 7 liters of water. Sol in dil acids, alcohol, chloroform, ether, and fatty oils. It is hydrolyzed slowly when boiled with water.
Melting point: mp 57-59°
Boiling point: bp8 174°
Therap-Cat: Anesthetic (local).
Therap-Cat-Vet: Anesthetic (local).
Keywords: Anesthetic (Local).

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