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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1870608Generated: October 29, 2026

1,2-Benzisothiazol-3(2H)-one, 2-(4-bromobutyl)-5-chloro-, 1,1-dioxide → 1,1-Dioxido-2-(4-(4-(5-fluoro-3-ethyl-2-oxo-1-benzimidazolinyl)piperidin-1-yl)butyl)-5-chloro-1,2-benzisothiazol-3(2H)-one

https://huagongshe.com/reaction/1870608

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-Benzisothiazol-3(2H)-one, 2-(4-bromobutyl)-5-chloro-, 1,1-dioxideHCID 13365980—
Reactant4-(5-Fluoro-3-ethyl-2-oxo-1-benzimidazolinyl)piperidineHCID 18696000—
Product1,1-Dioxido-2-(4-(4-(5-fluoro-3-ethyl-2-oxo-1-benzimidazolinyl)piperidin-1-yl)butyl)-5-chloro-1,2-benzisothiazol-3(2H)-oneHCID 10075817—

Reaction Steps

Starting with 4-(5-fluoro-3-ethyl-2-oxo-1-benzimidazolinyl)piperidine and 1,1-dioxido-2-(4-bromobutyl)-5-chloro-1,2-benzisothiazol-3(2H)-one and following the procedure of Example 1, the title compound was obtained as the HCl salt, melting point 266-268° C. The NMR was consistent with the structure.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06096763
Source datasetuspto-grants-2000_08
ORD IDord-c9ea745b10884c399ccbeb9639472f5e
Source noteuspto-grants-2000_08