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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 533003Generated: October 29, 2026

Trifluoroacetic acid → 1-Cyclopentyl-7-methoxy-1H-pyrimido[5,4-c]quinoline-2,4-dione

https://huagongshe.com/reaction/533003

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant3-tert-Butyl-1-cyclopentyl-7-methoxy-1H-pyrimido[5,4-c]quinoline-2,4-dioneHCID 58329472—
SolventDichloromethaneHCID 6344—
Product1-Cyclopentyl-7-methoxy-1H-pyrimido[5,4-c]quinoline-2,4-dioneHCID 5832938751.4%

Reaction Steps

1-Cyclopentyl-7-methoxy-1H-pyrimido[5,4-c]quinoline-2,4-dione (8 mg) was prepared from 3-tert-butyl-1-cyclopentyl-7-methoxy-1H-pyrimido[5,4-c]quinoline-2,4-dione (18 mg, 0.05 mmol) with treatment of trifluoroacetic acid (20 L) in DCM (1 mL). LCMS: m/z 312 [M+1]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08853226B2
Source datasetuspto-grants-2014_10
ORD IDord-70564594237f4e63bd481c9e4933a25f
Source noteuspto-grants-2014_10