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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 556330Generated: October 30, 2026

Potassium Carbonate → 6-Fluoro-3-methylimidazo[1,2-a]pyridin-2-amine

https://huagongshe.com/reaction/556330

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant2,2,2-trifluoro-N-(6-fluoro-3-methylimidazo[1,2-a]pyridin-2-yl)acetamideHCID 57607474—
SolventMethanolHCID 887—
SolventWaterHCID 962—
Product6-Fluoro-3-methylimidazo[1,2-a]pyridin-2-amineHCID 57607461—

Reaction Conditions

Temperature100 °C

Reaction Steps

2,2,2-trifluoro-N-(6-fluoro-3-methylimidazo[1,2-a]pyridin-2-yl)acetamide (0.188 g, 0.00072 mol) was dissolved in methanol (4.0 mL) and water (0.5 mL). Potassium carbonate (0.40 g, 0.0029 mol) was added and heated in the microwave for 45 min at 100° C. The solvent concentrated and residue was partitioned between water (50 mL) and ethyl acetate (50 mL). The layers were separated and the organic layer was dried (magnesium sulfate) then chromatographed on silica (55:40:5, DCM:acetonitrle:MeOH) to give 6-fluoro-3-methylimidazo[1,2-a]pyridin-2-amine Rf 0.47, (55:40:5, DCM:acetonitrle:MeOH); MS m/z 166 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08058274B2
Source datasetuspto-grants-2011_11
ORD IDord-ba23804fb7fc4c01a9f3c5a04ce674a2
Source noteuspto-grants-2011_11