HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Sodium Carbonate → 2-[4-(3-Trifluoromethylimidazo[1,2-b][1,2,4]triazin-7-yl)pyridin-2-yl]-benzonitrile
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Sodium Carbonate | HCID 10340 | — |
| Edukt | 2-(2-Cyanophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | HCID 3570229 | — |
| Edukt | 7-(2-Chloropyridin-4-yl)-3-trifluoromethylimidazo[1,2-b][1,2,4]triazine | HCID 11335561 | — |
| Katalysator | HCID 178418397 | HCID 178418397 | — |
| Lösungsmittel | 1,2-Dimethoxyethane | HCID 8071 | — |
| Produkt | 2-[4-(3-Trifluoromethylimidazo[1,2-b][1,2,4]triazin-7-yl)pyridin-2-yl]-benzonitrile | HCID 9907172 | 4% |
Reaktionsschritte
7-(2-Chloropyridin-4-yl)-3-trifluoromethylimidazo[1,2-b][1,2,4]triazine was coupled with 2-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)benzonitrile in the presence of tetrakis(triphenylphosphine)palladium(0) and sodium carbonate, at 80° C. in aqueous 1,2-dimethoxyethane, to give the title compound in 4% yield: 1H NMR (360 MHz, CDCl3) δ 7.60 (1H, td, J 1.1, 7.7), 7.78 (1H, td, J 1.1, 7.7), 7.89 (1H, dd, J 1.1, 7.7), 7.97 (1H, dd, J 7.0, 0.7), 8.13 (1H, dd, J 1.8, 5.3), 8.65 (1H, d, J 0.7), 8.84 (1H, s), 8.94 (1H, s), 8.99 (1H, dd, J 0.7, 5.3).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US07176203B2 |
| Quelldatensatz | uspto-grants-2007_02 |
| ORD ID | ord-a85ff706bf0648e6ab9541b1056b7af9 |
| Quellennotiz | uspto-grants-2007_02 |