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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1411280Generated: October 31, 2026

Ethoxalyl chloride → 1'-(2-(Methylamino)-2-oxoacetyl)-N-(5-methylpyrazin-2-yl)-5-(trifluoromethyl)spiro[indoline-3,3'-pyrrolidine]-1-carboxamide

https://huagongshe.com/reaction/1411280

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthoxalyl chlorideHCID 20884—
Reactant5-Methylpyrazin-2-amineHCID 313215—
ReactantMethylamine tetrahydrofuranHCID 66615946—
Reactanttert-Butyl 5-(trifluoromethyl)spiro[indoline-3,3'-pyrrolidine]-1'-carboxylateHCID 90449647—
Product1'-(2-(Methylamino)-2-oxoacetyl)-N-(5-methylpyrazin-2-yl)-5-(trifluoromethyl)spiro[indoline-3,3'-pyrrolidine]-1-carboxamideHCID 90449649—

Reaction Steps

(tert-Butyl 5-(trifluoromethyl)spiro[indoline-3,3′-pyrrolidine]-1′-carboxylate, ethyl chloroglyoxylate, 2-amino-5-methylpyrazine, and a solution of methylamine-tetrahydrofuran)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08921576B2
Source datasetuspto-grants-2014_12
ORD IDord-a83d33fb92814a01af7a69bc880a48fd
Source noteuspto-grants-2014_12