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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 226147Generated: October 30, 2026

Dichloromethane → HCID 73708685, compound

https://huagongshe.com/reaction/226147

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantHCID 67019637HCID 67019637—
CatalystDimethylformamideHCID 6228—
ProductHCID 73708685HCID 73708685101.1%

Reaction Conditions

Temperature40 °C

Reaction Steps

To a suspension of 3-[3-(2-methoxy-phenylsulfamoyl)-phenyl]-acrylic acid (15c) (0.36 g, 1.04 mmol) in dichloromethane (4 ml) oxalyl chloride (0.27 ml, 3.12 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 (0.37 g, 97%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07557140B2
Source datasetuspto-grants-2009_07
ORD IDord-e213b3940fa6413392016d5b23665755
Source noteuspto-grants-2009_07