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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169334Generated: November 1, 2026

2-cyclopropyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione → 9-Hydroxy-2-oxetan-3-yl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione

https://huagongshe.com/reaction/2169334

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-cyclopropyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86725958—
Reactant9-Benzyloxy-2-oxetan-3-yl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86725972—
Product9-Hydroxy-2-oxetan-3-yl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 867259739.82%

Reaction Steps

This compound was prepared following the same method as described for 2-cyclopropyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (287) from 9-benzyloxy-2-oxetan-3-yl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (298) (100 mg, 0.21 mmol). The product was obtained as a white solid (8 mg, 9.82%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045486B2
Source datasetuspto-grants-2015_06
ORD IDord-9c6b02e8810141f6a2502987e33ad8ff
Source noteuspto-grants-2015_06