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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 263296Generated: October 24, 2026

Isopropanol → 3-(4-Chloro-3-sulfamoylbenzoyl)-1,2-dimethylindole

https://huagongshe.com/en/reaction/263296

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIsopropanolHCID 3776—
Reactant1,2-DimethylindoleHCID 13408—
Reactant3-(Aminosulfonyl)-4-chlorobenzoyl chlorideHCID 3017979—
ReactantAluminum(III) ChlorideHCID 6451240—
Solvent1,1-DichloroethaneHCID 6365—
Product3-(4-Chloro-3-sulfamoylbenzoyl)-1,2-dimethylindoleHCID 21316638—

Reaction Steps

is obtained as described in Example 10 (a) from 10 g 4-chloro-3-sulfamoylbenzoyl chloride and 6.53 g 1,2-dimethylindole in dichloro-ethane in the presence of 12 g aluminum chloride. After treatment with isopropanol, crystals having a melting point of 247°-249° C. are obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04156732
Source datasetuspto-grants-1979_05
ORD IDord-a3b045773a7b453484155875cccb118d
Source noteuspto-grants-1979_05