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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 479373Generated: November 1, 2026

Ethyl Acetate → HCID 18770870, compound

https://huagongshe.com/reaction/479373

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
Reactant1-MethylpiperazineHCID 53167—
Reactant2-(2-Chloroquinazolin-4-yl)acetamideHCID 18770867—
SolventN-methyl-2-pyrrolidoneHCID 13387—
ProductHCID 18770870HCID 18770870—

Reaction Conditions

Temperature50 °C

Reaction Steps

2-(2-chloro-quinazolin-4-yl)-acetamide (221 mg, 1.0 mmol) is dissolved in 1-methyl-2-pyrrolidinone (2.0 mL) and N-methylpiperazine (555 μL, 5.0 eq.) is added. The mixture is heated 45 min. at 50° C. AcOEt is added and the suspension is filtered to afford 2-[2-(4-methyl-piperazin-1-yl)-quinazolin-4-yl]-acetamide as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06645970B2
Source datasetuspto-grants-2003_11
ORD IDord-22df503dbc2a42ca9d269d652ab403e8
Source noteuspto-grants-2003_11