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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 538712Generated: October 31, 2026

Chloroacetic anhydride → HCID 66616576, compound

https://huagongshe.com/reaction/538712

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChloroacetic anhydrideHCID 10946—
Reactant2-[1-(chloroacetyl)piperidin-4-yl]-5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2,4-dihydro-3H-pyrazol-3-oneHCID 66616609—
ReactantHCID 66616630HCID 66616630—
ProductHCID 66616576HCID 66616576—

Reaction Steps

Prepared analogously as described for A1 using 5-(3,4-dimethoxyphenyl)-4-ethyl-4-methyl-2-piperidin-4-yl-2,4-dihydro-3H-pyrazol-3-one hydrochloride (compound B9) and chloroacetic anhydride as starting compounds.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08865745B2
Source datasetuspto-grants-2014_10
ORD IDord-c98ffa98a61043c684a4fddb10f7dc85
Source noteuspto-grants-2014_10