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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2180449Generated: October 30, 2026

Dichloromethane → 3-{3-[(Benzo[1,3]dioxol-5-ylmethyl)-sulfamoyl]-phenyl}-acryloyl chloride

https://huagongshe.com/reaction/2180449

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
Reactant3-{3-[(Benzo[1,3]dioxol-5-ylmethyl)sulfamoyl]-phenyl}-acrylic acidHCID 67019521—
CatalystDimethylformamideHCID 6228—
Product3-{3-[(Benzo[1,3]dioxol-5-ylmethyl)-sulfamoyl]-phenyl}-acryloyl chlorideHCID 73989399100%

Reaction Conditions

Temperature40 °C

Reaction Steps

To a suspension of 3-{3-[(benzo[1,3]dioxol-5-ylmethyl)-sulfamoyl]-phenyl}-acrylic acid (0.39 g, 1.08 mmol) in dichloromethane (4 ml) oxalyl chloride (0.28 ml, 3.24 mmol) and one drop of dimethylformamide were added. The reaction mixture was stirred at 40° C. for one hour and concentrated under reduced pressure to give crude title compound (0.41 g, quant.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06888027B2
Source datasetuspto-grants-2005_05
ORD IDord-1486f1bc0646411999538690e42ccb73
Source noteuspto-grants-2005_05