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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1639651Generated: November 2, 2026

Ethyl Acetoacetate → HCID 178422355, compound

https://huagongshe.com/reaction/1639651

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetoacetateHCID 8868—
ReactantHCID 178418690HCID 178418690—
ProductHCID 178422355HCID 178422355—

Reaction Steps

In Step 1, ethyl acetoacetate and 5-methyl-2H-pyrazol-3-ylamine are condensed to form 2,5-dimethyl-4H-pyrazolo[1,5-a]pyrimidine-7-one (1) in refluxing acetic acid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08110580B2
Source datasetuspto-grants-2012_02
ORD IDord-0e2de354d2594beeb04aa4f515c710a9
Source noteuspto-grants-2012_02