HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2196449Generated: October 25, 2026
Water → 2-(Benzofuran-3-yl)-6-bromoimidazo[1,2-a]pyridine
https://huagongshe.com/reaction/2196449
Participants
| Role | Name | HCID | Charge |
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| Reactant | Water | HCID 962 | — |
| Reactant | 2-Amino-5-bromopyridine | HCID 70622 | — |
| Reactant | Sodium Bicarbonate | HCID 516892 | — |
| Reactant | 1-(Benzofuran-3-yl)-2-bromoethanone | HCID 2776580 | — |
| Solvent | 1-Propanol | HCID 1031 | — |
| Product | 2-(Benzofuran-3-yl)-6-bromoimidazo[1,2-a]pyridine | HCID 68640089 | 76.3% |
Reaction Steps
In a glass tube, 250 mg of 1-(benzofuran-3-yl)-2-bromoethanone, 181 mg of 5-bromopyridin-2-ylamine and 105 mg of sodium hydrogencarbonate are dissolved in 15 ml of n-propanol. The tube is closed and heated at 80° C. for 20 h. After cooling, 20 ml of water are added and the reaction mixture is stirred for 1 hour at ambient temperature. A precipitate forms, and is recovered by filtration, washed with water and then with diisopropyl ether, and dried in a desiccator under reduced pressure. 250 mg of compound are obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08338451B2 |
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| Source dataset | uspto-grants-2012_12 |
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| ORD ID | ord-d9ba4379f2634dfd9d2d565c0af60c07 |
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| Source note | uspto-grants-2012_12 |
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