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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1632741Generated: October 26, 2026

Acetyl chloride → 4-[(2-Sulfamoyl-5-thienyl)sulfonyl]phenyl Acetate

https://huagongshe.com/reaction/1632741

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetyl chlorideHCID 6367—
ReactantTriethylamineHCID 8471—
Reactant5-(4-Hydroxyphenyl)sulfonylthiophene-2-sulfonamideHCID 12736892—
SolventAcetoneHCID 180—
Product4-[(2-Sulfamoyl-5-thienyl)sulfonyl]phenyl AcetateHCID 13390109—

Reaction Steps

A solution of 5-[(4-hydroxyphenyl)sulfonyl]thiophene-2-sulfonamide (3.19 g; 0.01 mole) in acetone (60 ml) at -10° was treated with triethylamine (1.11 g; 0.011 mole). Then acetyl chloride (0.86 g; 0.011 mole) was added, dropwise, during 5 minutes at -10°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04477466
Source datasetuspto-grants-1984_10
ORD IDord-6e9e351226344edcaa98445708c6cfa9
Source noteuspto-grants-1984_10