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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 224832Generated: October 26, 2026

N-acetyl-2-imidazolinone → 1-Acetyl-2[1-(4-fluorophenyl)-5-pyrazolyl]amino-2-imidazoline

https://huagongshe.com/reaction/224832

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-acetyl-2-imidazolinoneHCID 22350258—
Reactant5-Amino-1-(4-fluorophenyl)-pyrazole hydrochlorideHCID 23330505—
Product1-Acetyl-2[1-(4-fluorophenyl)-5-pyrazolyl]amino-2-imidazolineHCID 12763797—

Reaction Steps

5-Amino-1-(4-fluorophenyl)pyrazole HCl (21 g.) and 1-acetyl-2-imidazolinone (15.4 g.) were reacted as described in Example I to give 20.76 g. product. mp 162°-164°

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04234594
Source datasetuspto-grants-1980_11
ORD IDord-774b1f56d6fd4b738b463f5cc95748b7
Source noteuspto-grants-1980_11