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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169513Generated: October 29, 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)-6-((1-(3,4-dichlorophenyl)cyclopentyl)methyl)-2-isopropyl-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dione

https://huagongshe.com/reaction/2169513

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 178457443HCID 178457443—
Product9-(Benzyloxy)-6-((1-(3,4-dichlorophenyl)cyclopentyl)methyl)-2-isopropyl-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dioneHCID 86726137—

Reaction Steps

9-(Benzyloxy)-6-((1-(3,4-dichlorophenyl)cyclopentyl)methyl)-2-isopropyl-3,4-dihydro-1H-pyrazino[1,2-c]pyrimidine-1,8(2H)-dione (491) was synthesized as a white solid from 5-(benzyloxy)-2-((1-(3,4-dichlorophenyl)cyclopentyl)methyl)-6-hydroxy-N-(2-hydroxyethyl)-N-isopropylpyrimidine-4-carboxamide (490) 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-c24fa148828343f1b023201c22b73c3e
Source noteuspto-grants-2015_06