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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1733878Generated: November 1, 2026

Ethoxalyl chloride → HCID 19438794, compound

https://huagongshe.com/reaction/1733878

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthoxalyl chlorideHCID 20884—
ReactantHCID 19438759HCID 19438759—
SolventPyridineHCID 1049—
ProductHCID 19438794HCID 19438794—

Reaction Steps

To a solution of 14.5 g (~50.7 mmol) of 4-amino-2-(2-methyl-1H-imidazol-1-yl)-5-nitrobenzotrifluoride in 200 ml dry pyridine was added dropwise 11,3 ml (~102 mmol) ethoxalyl chloride, and stirring was continued overnight at room temperature. The reaction mixture was filtered and the filtrate was evaporated to give the title compound as a crude oil (19 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05532236
Source datasetuspto-grants-1996_07
ORD IDord-178e26316b8f4820808648cac9bee9a7
Source noteuspto-grants-1996_07