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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 351052Generated: October 30, 2026

Dichloromethane → HCID 73989424, compound

https://huagongshe.com/reaction/351052

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantHCID 67019629HCID 67019629—
CatalystDimethylformamideHCID 6228—
ProductHCID 73989424HCID 7398942498%

Reaction Conditions

Temperature40 °C

Reaction Steps

To a suspension of 3-{3-[(pyridin-3-ylmethyl)-sulfamoyl]-phenyl}-acrylic acid (15b) (0.28 g, 0.88 mmol) in dichloromethane (3.5 ml) oxalyl chloride (0.23 ml, 2.64 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 (0.29 g, 98%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07183298B2
Source datasetuspto-grants-2007_02
ORD IDord-8783e348dc3543e39e5ef584a7762f87
Source noteuspto-grants-2007_02