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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 345005Generated: October 27, 2026

1,1'-Carbonyldiimidazole → 1-Ethyl-6-[((2-(morpholin-4-yl)ethyl)amino)methyl]imidazo[1,2-a]-quinoxalin-4(5H)-one

https://huagongshe.com/reaction/345005

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
Reactant2-MorpholinoethylamineHCID 408285—
Reactant1-Trityl-4-ethylimidazoleHCID 19358858—
ReactantMethyl 3-fluoro-2-nitrobenzoateHCID 19432020—
ReactantAluminium lithium hydrideHCID 21226445—
Product1-Ethyl-6-[((2-(morpholin-4-yl)ethyl)amino)methyl]imidazo[1,2-a]-quinoxalin-4(5H)-oneHCID 19809400—

Reaction Steps

Treat 3-fluoro-2-nitrobenzoic acid methylester with 1-trityl-4-ethyl imidazole, followed by treatment with 4-(2-aminoethyl)morpholine and catalytic hydrogenation cyclization with carbonyldiimidazole, followed by reduction with lithium aluminum hydride to provide the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05055465
Source datasetuspto-grants-1991_10
ORD IDord-2a21fcb0d2dd432fba0de968cefbf835
Source noteuspto-grants-1991_10