Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 524149Generated: October 30, 2026

4-Chlorobenzenesulfonyl chloride → HCID 46202725, compound

https://huagongshe.com/reaction/524149

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Chlorobenzenesulfonyl chlorideHCID 7398—
Reactant5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-piperidin-4-yl-2,4-dihydro-3H-pyrazol-3-one hydrochlorideHCID 66616406—
ProductHCID 46202725HCID 46202725—

Reaction Steps

The title compound is prepared analogously as described for GP1 using 5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-(piperidin-4-yl)-2,4-dihydro-3H-pyrazol-3-one hydrochloride (compound B1*HCl) and 4-chlorobenzenesulfonyl chloride as starting compounds. The crude product is purified by crystallization from methanol to yield the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09340522B2
Source datasetuspto-grants-2016_05
ORD IDord-1724b684deb84f7192e288110356ebfb
Source noteuspto-grants-2016_05