3-(1-Piperazinyl)-1,2-benzisothiazole monohydrochloride → (4-Benzo[d]isothiazol-3-yl-piperazin-1-yl)-(2-isopropoxy-5-methanesulfonyl-phenyl)-methanone

Participants

Reaction Steps

Prepared in analogy to example 1.1 b) from 2-isopropoxy-5-methanesulfonyl-benzoic acid (Example 2.2) and 3-piperazin-1-yl-benzo[d]isothiazole hydrochloride (CA=87691-88-1) in dimethylformamide. The crude material was purified by HPLC (Zorbax XDB, reversed phase, water/acetonitrile) to yield the title compound as a white foam. MS (m/e): 460.3 (M+H+)

Provenance & Evidence