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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 332163Generated: October 25, 2026

1-Benzofuran-2-sulfonyl chloride → N-(5-chloro-2-{[2-(1H-pyrazol-4-yl)ethyl]thio}phenyl)-1-benzofuran-2-sulfonamide

https://huagongshe.com/reaction/332163

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Benzofuran-2-sulfonyl chlorideHCID 2795172—
Reactant2-((2-(1H-pyrazol-4-yl)ethyl)thio)-5-chloroanilineHCID 67972877—
SolventPyridineHCID 1049—
ProductN-(5-chloro-2-{[2-(1H-pyrazol-4-yl)ethyl]thio}phenyl)-1-benzofuran-2-sulfonamideHCID 6797241245.9%

Reaction Steps

Following General Procedure B, the title compound (123 mg) was prepared from 2-((2-(1H-pyrazol-4-yl)ethyl)thio)-5-chloroaniline (157 mg, 0.618 mmol) and benzofuran-2-sulfonyl chloride (133 mg, 0.618 mmol) in pyridine (3 ml).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08877804B2
Source datasetuspto-grants-2014_11
ORD IDord-11741cdc7a724b6a9187fa537fa4fa2e
Source noteuspto-grants-2014_11