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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 649888Generated: October 31, 2026

2,5-Dichloroaniline → HCID 9888577, compound

https://huagongshe.com/reaction/649888

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,5-DichloroanilineHCID 7262—
Reactant1,1'-ThiocarbonyldiimidazoleHCID 80264—
ReactantHCID 12051700HCID 12051700—
SolventTetrahydrofuranHCID 8028—
ProductHCID 9888577HCID 9888577—

Reaction Steps

To a solution of 2,5-dichloroaniline (0.16 g) in tetrahydrofuran (20 mL) is added freshly prepared 1,1′-thiocarbonyldiimidazole (0.20 g) and the mixture is stirred for appproximately 30 minutes at room temperature. [1,2,3]-Thiadiazole-4-carboxylic acid (4-amino-phenyl) amide (0.22 g) is added to the reaction flask and the mixture is stirred for approximately 6 hours. The solvent is then removed by evaporation under pressure and warm acetonitrile (3 mL) is added. After 15 hours the mixture is filtered and the collected precipitate is washed with acetonitrile then diethyl ether, and air dried to provide the desired product as a white powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06271236B1
Source datasetuspto-grants-2001_08
ORD IDord-4a9977fae65a46beb409920789b394fc
Source noteuspto-grants-2001_08