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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169395Generated: November 3, 2026

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

https://huagongshe.com/reaction/2169395

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-2-cyclopropylmethyl-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86726025—
Product2-Cyclopropylmethyl-9-hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 86726026—

Reaction Steps

This compound was prepared by 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-2-cyclopropylmethyl-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (360) (100 mg, 0.19 mmol). The yield was 42 mg, 51%, of a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045486B2
Source datasetuspto-grants-2015_06
ORD IDord-ff6fcc1f328e408c9217261bf738054d
Source noteuspto-grants-2015_06