Thenium Closylate
Title: Thenium Closylate
CAS Registry Number: 4304-40-9
CAS Name: N,N-Dimethyl-N-(2-phenoxyethyl)-2-thiophenemethanaminium salt with 4-chlorobenzenesulfonic acid (1:1)
Additional Names: dimethyl(2-phenoxyethyl)-2-thenylammonium p-chlorobenzenesulfonate
Manufacturers' Codes: 611C55
Trademarks: Bancaris (Burroughs Wellcome); Canopar (Cooper)
Molecular Formula: C21H24ClNO4S2
Molecular Weight: 454.00
Percent Composition: C 55.56%, H 5.33%, Cl 7.81%, N 3.09%, O 14.10%, S 14.13%
Literature References: Prepn: Copp, GB 864885 (1961 to Wellcome Found.). Anthelmintic activity: Burrows, Lillis, Am. J. Vet. Res. 23, 77 (1962).
Properties: Crystals from isopropanol + ether, mp 159-160°. Soly in water at 20°: 0.6% w/v.
Melting point: mp 159-160°
Therap-Cat-Vet: Anthelmintic.
Status: This monograph has been retired and is no longer subject to revision or update.

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