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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1283029Generated: October 31, 2026

Thiophene → 2-Thiophenesulfonyl chloride

https://huagongshe.com/reaction/1283029

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThiopheneHCID 8030—
ReactantChlorosulfonic acidHCID 24638—
ReactantPhosphorus pentachlorideHCID 24819—
Reactant89379-24-8HCID 23261664—
Product2-Thiophenesulfonyl chlorideHCID 8551870%

Reaction Steps

This compound was produced as described for chlorosulfonyl-methylthiophene in J. org. Chem. 33, 1357 (1968) from thiophene, chlorosulfonic acid and PCl5. The yield was 70%. The substance was a low melting solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03974141
Source datasetuspto-grants-1976_08
ORD IDord-f6c208ebbbdd47db980d62c7c05053b5
Source noteuspto-grants-1976_08