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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169537Generated: October 30, 2026

9-hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione → 6-((1-(4-Chlorophenyl)cyclopentyl)methyl)-9-hydroxy-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dione

https://huagongshe.com/reaction/2169537

Reaction equation

Participants

RoleNameHCIDCharge
Reactant9-hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86726018—
Reactant9-(Benzyloxy)-6-((1-(4-chlorophenyl)cyclopentyl)methyl)-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dioneHCID 86726158—
Product6-((1-(4-Chlorophenyl)cyclopentyl)methyl)-9-hydroxy-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dioneHCID 86726159—

Reaction Steps

This compound was prepared following the same method as described for pure 9-hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (349) from 9-(benzyloxy)-6-((1-(4-chlorophenyl)cyclopentyl)methyl)-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dione (517).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045486B2
Source datasetuspto-grants-2015_06
ORD IDord-f4264678274046f4af9b8af43678e436
Source noteuspto-grants-2015_06