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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 600216Generated: October 29, 2026

2-Chloro-4-aminopyrimidine → HCID 42631890, compound

https://huagongshe.com/reaction/600216

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-4-aminopyrimidineHCID 345752—
Reactant1-CyclopentylpiperazineHCID 806421—
SolventDimethylformamideHCID 6228—
ProductHCID 42631890HCID 4263189051%

Reaction Conditions

Temperature70 °C

Reaction Steps

A mixture of 0.5 g (3.86 mmol) 2-chloro-4-pyrimidinylamine (commercially available) and 1-cyclopentyl-piperazine (commercially available) in 1 mL DMF was heated to 70° C. for 16 h. The residue after filtration washed with diethyl ether and dried to yield 0.49 g (51%) of the title compound (intermediate 1) as white solid. MS (m/e): 284.3 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07902184B2
Source datasetuspto-grants-2011_03
ORD IDord-3704bcd159ab4e5f942350a90ea90c77
Source noteuspto-grants-2011_03