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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2180400Generated: October 30, 2026

Dichloromethane → HCID 73989424, compound

https://huagongshe.com/reaction/2180400

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 numberUS06888027B2
Source datasetuspto-grants-2005_05
ORD IDord-ddb2594a36d04deba53763c65e6cd3ef
Source noteuspto-grants-2005_05