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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 33184Generated: October 27, 2026

Ethyl Acetate → (4-Benzo[d]isothiazol-3-yl-piperazin-1-yl)-(2-diethylamino-5-methanesulfonyl-phenyl)-methanone

https://huagongshe.com/reaction/33184

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
Reactant3-(1-Piperazinyl)-1,2-benzisothiazole monohydrochlorideHCID 11521711—
Reactant2-Diethylamino-5-methanesulfonyl-benzoic acidHCID 57445276—
SolventAcetonitrileHCID 6342—
Product(4-Benzo[d]isothiazol-3-yl-piperazin-1-yl)-(2-diethylamino-5-methanesulfonyl-phenyl)-methanoneHCID 58906301—

Reaction Steps

Prepared in analogy to example 1.1 b) from 2-diethylamino-5-methanesulfonyl-benzoic acid (Example 2.5) and 3-piperazin-1-yl-benzo[d]isothiazole hydrochloride (CA=87691-88-1) in acetonitrile. Chromatography (SiO2; ethyl acetate) yields the title compound as a colorless solid. MS (m/e): 473.4 (M+H+; 100%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07429585B2
Source datasetuspto-grants-2008_09
ORD IDord-e0b778adcc6847c7860d7c0cb261a974
Source noteuspto-grants-2008_09