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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1458797Generated: November 3, 2026

Diethyl Oxalate → 1-cyclohexyl-6-trifluoromethyl-2,3(1H,4H)-quinoxalinedione

https://huagongshe.com/reaction/1458797

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl OxalateHCID 7268—
Reactant1-N-cyclohexyl-4-(trifluoromethyl)benzene-1,2-diamineHCID 2416545—
Product1-cyclohexyl-6-trifluoromethyl-2,3(1H,4H)-quinoxalinedioneHCID 22097199—

Reaction Steps

28 g (0.11 mol) of 2-cyclohexylamino-5-trifluoromethylaniline and 322 g (2.2 mol) of diethyl oxalate were refluxed for 2 hours. The reaction mixture was then concentrated, and the crude product was recrystallized from ethanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05852017
Source datasetuspto-grants-1998_12
ORD IDord-b4be6952f953497a8515621c70bbb5cc
Source noteuspto-grants-1998_12