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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169532Generated: October 31, 2026

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

https://huagongshe.com/reaction/2169532

Reaction equation

Participants

RoleNameHCIDCharge
Reactant9-benzyloxy-2-methyl-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86726016—
ReactantHCID 178457436HCID 178457436—
Product9-(Benzyloxy)-2-isopropyl-6-((1-(naphthalen-1-yl)cyclopentyl)methyl)-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dioneHCID 86726154—

Reaction Steps

This compound was prepared following the same method as described for pure 9-Benzyloxy-2-methyl-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (352) from 5-(benzyloxy)-6-hydroxy-N-(2-hydroxyethyl)-N-isopropyl-2-((1-(naphthalen-1-yl)cyclopentyl)methyl)pyrimidine-4-carboxamide (511).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045486B2
Source datasetuspto-grants-2015_06
ORD IDord-a86e10d1fba04663b3e0d1fa084ade46
Source noteuspto-grants-2015_06