Title: Fenpiverinium Bromide
CAS Registry Number: 125-60-0
CAS Name: 1-(4-Amino-4-oxo-3,3-diphenylbutyl)-1-methylpiperidinium bromide
Synonyms: 1-(3-carbamoyl-3,3-diphenylpropyl)-1-methylpiperidinium bromide; a,a-diphenyl-1-piperidinebutyramide methobromide; a,a-diphenyl-g-piperidylbutyramide methobromide; 2,2-diphenyl-2-(2-piperidinoethyl)acetamide methyl bromide; (diphenylpiperidinoethyl)acetamide methyl bromide; fenpipramide methobromide
Manufacturers' Codes: Hoechst 12494
Trademarks: Resantin
Molecular Formula: C22H29BrN2O
Molecular Weight: 417.38
Percent Composition: C 63.31%, H 7.00%, Br 19.14%, N 6.71%, O 3.83%
Literature References: Anticholinergic. Prepn:
GB 708859 (1954 to Hoechst); Moffett, Aspergren,
J. Am. Chem. Soc. 79, 4451 (1957). Clinical trial in combination with pitofenone and diclofenac: K. B. Golhar, R. L. Gupta,
J. Indian Med. Assoc. 97, 398 (1999).
Properties: Crystals, mp 177.5-178.5°. Dimorphic crystals from isopropanol + ethyl acetate, mp 216-216.5°. Freely sol in water (water soln is neutral).
Melting point: mp 177.5-178.5°; mp 216-216.5°
Therap-Cat: Antispasmodic.
Keywords: Antispasmodic; Antimuscarinic.