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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 351091Generated: October 30, 2026

Dichloromethane → HCID 73989395, compound

https://huagongshe.com/reaction/351091

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantHCID 67019636HCID 67019636—
CatalystDimethylformamideHCID 6228—
ProductHCID 73989395HCID 7398939598.1%

Reaction Conditions

Temperature40 °C

Reaction Steps

To a suspension of 3-[4-(biphenyl-4-sulfonylamino)-phenyl]-acrylic acid (82a) (0.27 g, 0.71 mmol) in dichloromethane (3 ml) oxalyl chloride (0.3 ml, 3.39 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 (0.277 g, 98%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07183298B2
Source datasetuspto-grants-2007_02
ORD IDord-b8c36890420946cfb853b70743513ef1
Source noteuspto-grants-2007_02