Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2266451Generated: October 31, 2026

p-Toluenesulfonic acid monohydrate → HCID 136335909, compound

https://huagongshe.com/reaction/2266451

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-Toluenesulfonic acid monohydrateHCID 521998—
Reactant3-[(4-Chlorophenyl)sulfanyl]pentane-2,4-dioneHCID 722646—
Reactant3-Amino-4-chlorophenolHCID 5070078—
ProductHCID 136335909HCID 136335909—

Reaction Conditions

Temperature140 °C

Reaction Steps

A mixture of 3-amino-4-chlorophenol (5.0 g), 3-(4-chlorophenylsulfanyl)pentane-2,4-dione (8.4 g), p-toluenesulfonic acid monohydrate (12 g) was heated at 140° C. for 6 hours. The mixture was cooled to room temperature and purified by column chromatography on silica gel, eluting with a mixture of dichloromethane and ethyl acetate (1:0 to 1:1 by volume) to afford title compound as a brown solid, 1.3 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07858640B2
Source datasetuspto-grants-2010_12
ORD IDord-15674b51fc7c4322ba05ea973289d51b
Source noteuspto-grants-2010_12