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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1664580Generated: October 28, 2026

HCID 178446153, compound → 9-pentyl-3-[3-(3-phenyl-1,2,4-oxadiazol-5-yl)propyl]-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-one

https://huagongshe.com/reaction/1664580

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 178446153HCID 178446153—
SolventTolueneHCID 1140—
Product9-pentyl-3-[3-(3-phenyl-1,2,4-oxadiazol-5-yl)propyl]-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-oneHCID 5760032074%

Reaction Steps

The mixture of N′-[(2E)-6-oxo-3-pentyl-1,3,6,7-tetrahydro-2H-purin-2-ylidene]-4-(3-phenyl-1,2,4-oxadiazol-5-yl)butanohydrazide (2.78 g, 6.17 mmol) in toluene (100 ml) was refluxed for 2 hours. After cooling to room temperature, the solid was filtered, washed with ethyl acetate/Hexane (1:9) and dried to give the desired product (1.97 g, 74% yield). LCMS calculated for C22H25N8O2 (M+H): 433.2. found: 433.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08039478B2
Source datasetuspto-grants-2011_10
ORD IDord-6f9e76aeaf424ccebc15c3f0b41e2dc7
Source noteuspto-grants-2011_10