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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1664543Generated: October 29, 2026

HCID 178446148, compound → 3-(4-methoxybenzyl)-9-pentyl-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-one

https://huagongshe.com/reaction/1664543

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 178446148HCID 178446148—
SolventTolueneHCID 1140—
Product3-(4-methoxybenzyl)-9-pentyl-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-oneHCID 5760016595.5%

Reaction Steps

The mixture of 2-(4-methoxyphenyl)-N′-[(2E)-6-oxo-3-pentyl-1,3,6,7-tetrahydro-2H-purin-2-ylidene]acetohydrazide (0.66 g, 1.4 mmol) in toluene (30 mL) was refluxed overnight. The reaction mixture was concentrated to give the crude product as a solid. The solid was washed with ethyl acetate and dried to yield the desired product (490 mg, 92%). LCMS calculated for C19H23N6O2 (M+H): 367.2. found: 367.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08039478B2
Source datasetuspto-grants-2011_10
ORD IDord-266eeffa0ace4287b127434eb1e24332
Source noteuspto-grants-2011_10