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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2217689Generated: November 1, 2026

Dichloromethane → HCID 73989419, compound

https://huagongshe.com/reaction/2217689

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 numberUS07407988B2
Source datasetuspto-grants-2008_08
ORD IDord-319d05cb143944c9b071c3b1ea00b9fb
Source noteuspto-grants-2008_08