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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169501Generated: October 30, 2026

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

https://huagongshe.com/reaction/2169501

Reaction equation

Participants

RoleNameHCIDCharge
Reactant9-Benzyloxy-2-isopropyl-6-[1-(4-trifluoromethyl-phenyl)-cyclopentylmethyl]-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86725936—
ReactantHCID 178457439HCID 178457439—
Product9-(Benzyloxy)-2-isopropyl-6-((1-(3-(trifluoromethyl)phenyl)cyclopentyl)methyl)-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dioneHCID 86726124—

Reaction Steps

9-(Benzyloxy)-2-isopropyl-6-((1-(3-(trifluoromethyl)phenyl)cyclopentyl)methyl)-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dione (478) was synthesized as a white solid from 5-(benzyloxy)-6-hydroxy-N-(2-hydroxyethyl)-N-isopropyl-2-((1-(3-(trifluoromethyl)phenyl)cyclo-pentyl)methyl)pyrimidine-4-carboxamide (477) following the procedure described for 9-benzyloxy-6-[1-(4-trifluoromethyl-phenyl)-cyclopentylmethyl]-2-isopropyl-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (247).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045486B2
Source datasetuspto-grants-2015_06
ORD IDord-25e4d70bf6b642f69bcae871b59d1cfd
Source noteuspto-grants-2015_06