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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2424748Generated: October 26, 2026

3-(Methylthio)phenyl isocyanate → 1-Cyclopentyl-7-methoxy-3-(3-methylsulfanyl-phenyl)-1H-pyrimido[5,4-c]quinoline-2,4-dione

https://huagongshe.com/reaction/2424748

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(Methylthio)phenyl isocyanateHCID 141418—
Reactant4-Cyclopentylamino-8-methoxy-quinoline-3-carboxylic acid ethyl esterHCID 67249718—
Product1-Cyclopentyl-7-methoxy-3-(3-methylsulfanyl-phenyl)-1H-pyrimido[5,4-c]quinoline-2,4-dioneHCID 4418761064.6%

Reaction Steps

1-Cyclopentyl-7-methoxy-3-(3-methylsulfanyl-phenyl)-1H-pyrimido[5,4-c]quinoline-2,4-dione (28 mg) was prepared from 4-cyclopentylamino-8-methoxy-quinoline-3-carboxylic acid ethyl ester (0.1 mmol) and 1-isocyanato-3-methylsulfanyl-benzene (0.5 mmol) following general procedure C. LCMS: m/z 434 [M+1]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07964608B2
Source datasetuspto-grants-2011_06
ORD IDord-a405595a0e2f436c89e69a0f14240003
Source noteuspto-grants-2011_06