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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1594811Generated: November 1, 2026

Sodium Iodide → 3-[4-[1-(6-Chloro-1,2-benzisothiazol-3-yl)-4-piperazinyl]butyl]-1-thia-3-azaspiro[4.5]decan-4-one hydrochloride

https://huagongshe.com/reaction/1594811

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium IodideHCID 5238—
ReactantPotassium CarbonateHCID 11430—
Reactant6-Chloro-1,2-benzisothiazol-3-yl piperazineHCID 10491125—
Reactant3-(4-Bromobutyl)-1-thia-3-azaspiro[4.5]decanoneHCID 56996022—
SolventAcetonitrileHCID 6342—
Product3-[4-[1-(6-Chloro-1,2-benzisothiazol-3-yl)-4-piperazinyl]butyl]-1-thia-3-azaspiro[4.5]decan-4-one hydrochlorideHCID 1485618576,632.898%

Reaction Conditions

Temperature80 °C

Reaction Steps

A mixture of 3-(4-bromobutyl)-1-thia-3-azaspiro[4.5]decanone (2.7 g), 6-chloro-1,2-benzisothiazol-3-yl piperazine (2.0 g), K2CO3 (2.2 g) and NaI (200 mg) in acetonitrile (100 ml) was heated at 80° C. for 8 hours and the product was processed in substantially the same manner as in Example 10 to afford 1,557 g of solid, m.p. 202-205° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06284775B1
Source datasetuspto-grants-2001_09
ORD IDord-c24acaad62234992ad9b734780d2d3c8
Source noteuspto-grants-2001_09