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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1506901Generated: October 29, 2026

Benzenesulfonyl chloride → Methyl 2-benzenesulphonylamino-5-ethyl-4-methylthiophene-3-carboxylate

https://huagongshe.com/reaction/1506901

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzenesulfonyl chlorideHCID 7369—
ReactantEthyl 2-(benzenesulfonamido)-4,5,6,7-tetrahydrobenzothiophene-3-carboxylateHCID 391240—
ReactantMethyl 2-amino-5-ethyl-4-methylthiophene-3-carboxylateHCID 4715118—
ProductMethyl 2-benzenesulphonylamino-5-ethyl-4-methylthiophene-3-carboxylateHCID 68278735—

Reaction Steps

Prepared by proceeding in a similar manner to Intermediate 1, starting from methyl 2-amino-5-ethyl-4-methylthiophene-3-carboxylate and benzenesulphonyl chloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09221787B2
Source datasetuspto-grants-2015_12
ORD IDord-3e6f67c0c939441b9be17c6269b01a61
Source noteuspto-grants-2015_12