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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 524232Generated: October 30, 2026

3,5-Dichlorobenzenesulfonyl chloride → HCID 67365830, compound

https://huagongshe.com/reaction/524232

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Dichlorobenzenesulfonyl chlorideHCID 522388—
Reactant5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-piperidin-4-yl-2,4-dihydro-3H-pyrazol-3-one hydrochlorideHCID 66616406—
ProductHCID 67365830HCID 67365830—

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 (compound B1) and 3,5-dichlorobenzenesulfonyl chloride as starting compounds. The crude product is purified by crystallization from EA and diethyl ether to yield the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09340522B2
Source datasetuspto-grants-2016_05
ORD IDord-86c0204c42644dce90cf40bb843d90df
Source noteuspto-grants-2016_05