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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 568188Generated: October 25, 2026

4-Toluenesulfonyl chloride → Ethyl 4,6-dichloro-3-formyl-1-[(4-methylphenyl)sulfonyl]-1H-indole-2-carboxylate

https://huagongshe.com/reaction/568188

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Toluenesulfonyl chlorideHCID 7397—
Reactantethyl 4,6-dichloro-3-formyl-1H-indole-2-carboxylateHCID 2794948—
ProductEthyl 4,6-dichloro-3-formyl-1-[(4-methylphenyl)sulfonyl]-1H-indole-2-carboxylateHCID 11305239—

Reaction Steps

React 3-formyl-2-carboethoxy-4,6-dichloroindole with p-toluenesulfonyl chloride as describe in Preparation 1.1 to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06180786B2
Source datasetuspto-grants-2001_01
ORD IDord-3bf9d203db5040e483dda981580f07bf
Source noteuspto-grants-2001_01