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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 226134Generated: November 1, 2026

Dichloromethane → HCID 73989418, compound

https://huagongshe.com/reaction/226134

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantHCID 67019645HCID 67019645—
CatalystDimethylformamideHCID 6228—
ProductHCID 73989418HCID 73989418100%

Reaction Conditions

Temperature40 °C

Reaction Steps

To a suspension of 3-[3-(3-methoxyphenyl-sulfamoyl)-phenyl]-acrylic acid (5i) (0.38 g, 1.14 mmol) in dichloromethane (4 ml) oxalyl chloride (0.3 ml, 3.43 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 (0.40 g, 100%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07557140B2
Source datasetuspto-grants-2009_07
ORD IDord-7be5aba51d824c0684477bf88f313820
Source noteuspto-grants-2009_07