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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 500268Generated: October 30, 2026

Methylamine → 2,3-difluoro-N-methyl-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzamide

https://huagongshe.com/reaction/500268

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
ReactantDiisopropylethylamineHCID 81531—
ReactantBenzotriazol-1-yloxy-tris(dimethylamino)phosphonium hexafluorophosphateHCID 151348—
Reactant2,3-Difluoro-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzoic acidHCID 67224899—
SolventDimethylformamideHCID 6228—
Product2,3-difluoro-N-methyl-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzamideHCID 59420940—

Reaction Steps

A mixture of 2,3-difluoro-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzoic acid (9.0 mg, 0.020 mmol), methylamine (2M in THF, 0.02 mL, 0.041 mmol), benzotriazol-1-yloxytris(dimethylamino)phosphonium hexafluorophosphate (11 mg, 0.024 mmol) and N,N-diisopropylethylamine (11 μL, 0.061 mmol) in N,N-dimethylformamide (0.5 mL) was stirred at RT for 4 h. The reaction mixture was purified by RP-HPLC (pH 10) to afford the desired product. LCMS: (M+H)=456.0.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07767675B2
Source datasetuspto-grants-2010_08
ORD IDord-bdc2764f5dcc45e0a37db9bb24cb52e6
Source noteuspto-grants-2010_08