Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 351072Generated: October 30, 2026

Dichloromethane → HCID 73989419, compound

https://huagongshe.com/reaction/351072

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantHCID 67019595HCID 67019595—
CatalystDimethylformamideHCID 6228—
ProductHCID 73989419HCID 73989419100.1%

Reaction Conditions

Temperature40 °C

Reaction Steps

To a suspension of 3-(2-phenylsulfamoyl-phenyl)acrylic acid (35a) (0.18 g, 0.59 mmol) in dichloromethane (3.0 ml) oxalyl chloride (0.18 ml, 2.06 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 (0.19 g, 99%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07183298B2
Source datasetuspto-grants-2007_02
ORD IDord-47f5f78b7c79442092c5d33dc0e68e82
Source noteuspto-grants-2007_02