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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1358953Generated: November 2, 2026

5-Chloro-3-methylbenzo(b)thiophene-2-sulfonyl chloride → 5-Chloro-3-methylbenzo[b]thiophene-2-sulfonic acid[4-chloro-3-(4-methylpiperazin-1-yl)phenyl]amide

https://huagongshe.com/reaction/1358953

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Chloro-3-methylbenzo(b)thiophene-2-sulfonyl chlorideHCID 2735756—
Reactant4-Chloro-3-(4-methylpiperazin-1-yl)anilineHCID 18180073—
Product5-Chloro-3-methylbenzo[b]thiophene-2-sulfonic acid[4-chloro-3-(4-methylpiperazin-1-yl)phenyl]amideHCID 18180047—

Reaction Steps

The title compound (E119) was prepared from 4-chloro-3-(4-methylpiperazin-1-yl)benzenamine (EP 0533267A, intermediate 42) (50 mg, 0.22 mmol) and 5-chloro-3-methylbenzo[b]thiophene-2-sulfonyl chloride (62 mg, 0.22 mmol) using the method of Example 1 (49 mg, 44%) MH+=470/472.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06599904B2
Source datasetuspto-grants-2003_07
ORD IDord-afc940f137814533b5d530f9c1c2704b
Source noteuspto-grants-2003_07