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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1389277Generated: November 1, 2026

Chloroform → 3-Fluoro-10-[4-(3-hydroxypropyl)piperazino]-8-isopropyl-10,11-dihydrodibenzo (b,f) thiepin

https://huagongshe.com/reaction/1389277

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChloroformHCID 6212—
ReactantPiperazin-1-ylpropanolHCID 79207—
Reactant3-Fluoro-8-isopropyl-10-(4-methylpiperazino)-10,11-dihydrodibenzo(b,f)thiepinHCID 3054166—
SolventEthanolHCID 702—
Product3-Fluoro-10-[4-(3-hydroxypropyl)piperazino]-8-isopropyl-10,11-dihydrodibenzo (b,f) thiepinHCID 13076174—

Reaction Steps

A mixture of 4.0 g 10-chloro-3-fluoro-8-isopropyl-10,11-dihydrodibenzo (b,f) thiepin (Example 1), 4.0 g 1-(3-hydroxypropyl) piperazine (T. Zawisa et al., Acta Polon. Pharm. 22, 477, 1965) and 7 ml of chloroform was refluxed for 5 hours and then processed in the manner described in Example 2. 4.4 g (76%) of an oily base which was converted to a crystalline dimaleate, m.p. 106°-108° C. (ethanol) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04243805
Source datasetuspto-grants-1981_01
ORD IDord-4918a5b5d2d146c69c34c3f844966515
Source noteuspto-grants-1981_01