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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 55849Generated: October 28, 2026

2,3-Dichloro-5,6-dicyano-1,4-benzoquinone → HCID 178475467, compound

https://huagongshe.com/reaction/55849

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,3-Dichloro-5,6-dicyano-1,4-benzoquinoneHCID 6775—
Reactant8-Fluoro-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl acetateHCID 9991144—
SolventTolueneHCID 1140—
ProductHCID 178475467HCID 17847546777.3%

Reaction Steps

To a solution of 8-fluoro-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl acetate (718 mg) in toluene (8 mL) was added DDQ (1.2 g). The resultant solution was heated at 70° C. over 48 h. After aqueous work-up with EtOAc, the crude product was purified by a flash silica column chromatography to afford the pure product (550 mg) as a colorless solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09433618B2
Source datasetuspto-grants-2016_09
ORD IDord-5385420a43ac473caac5d976331e09a0
Source noteuspto-grants-2016_09