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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 383673Generated: October 30, 2026

Piperidine → HCID 178463923, compound

https://huagongshe.com/reaction/383673

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
ReactantHydantoinHCID 10006—
ReactantHCID 58196525HCID 58196525—
SolventEthanolHCID 702—
ProductHCID 178463923HCID 178463923—

Reaction Conditions

Temperature70 °C

Reaction Steps

To 5-(3-((diethylamino)methyl)phenylamino)pyrazolo[1,5-a]pyrimidine-3-carbaldehyde (10 mg, 0.031 mmol) in EtOH was added hydantoin (3 mg, 0.031 mmol) and piperidine (3 μL, 0.031 mmol). The mixture was heated at 70° C. overnight. The product was purified by HPLC to yield 5-((5-(3-((diethylamino)methyl)phenylamino)pyrazolo[1,5-a]pyrimidin-3-yl)methylene)imidazolidine-2,4-dione. LCMS (M+1=406)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08367681B2
Source datasetuspto-grants-2013_02
ORD IDord-4ee7f346850a45cd887f707648f53031
Source noteuspto-grants-2013_02