HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Water → Ethyl 4-(4-fluorophenyl)-2-(2-methylpyrazolo[1,5-a]pyridin-3-yl)-1,3-thiazole-5-carboxylate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Water | HCID 962 | — |
| Edukt | Cesium carbonate | HCID 10796 | — |
| Edukt | 4-Fluorophenylboronic acid | HCID 285645 | — |
| Edukt | Ethyl 2-(2-methylpyrazolo[1,5-a]pyridin-3-yl)-4-{[(trifluoromethyl)sulfonyl]oxy}-1,3-thiazole-5-carboxylate | HCID 86649587 | — |
| Lösungsmittel | 1,2-Dimethoxyethane | HCID 8071 | — |
| Produkt | Ethyl 4-(4-fluorophenyl)-2-(2-methylpyrazolo[1,5-a]pyridin-3-yl)-1,3-thiazole-5-carboxylate | HCID 66855409 | 73% |
Reaktionsschritte
Using ethyl 2-(2-methylpyrazolo[1,5-a]pyridin-3-yl)-4-{[(trifluoromethyl)sulfonyl]oxy}-1,3-thiazole-5-carboxylate (500 mg, 1.2 mmol) produced in Example 15-B(i), (4-fluorophenyl)boronic acid (480 mg, 3.4 mmol), [1,1-bis(diphenylphosphino)ferrocene]palladium(II) dichloride dichloromethane complex (75 mg, 0.091 mmol), cesium carbonate (700 mg, 2.2 mmol), water (2 mL) and 1,2-dimethoxyethane (30 mL) as starting materials and in the same manner as in Example 13-B(iii), the title compound (310 mg, 73%) was obtained as a brown solid.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US09139589B2 |
| Quelldatensatz | uspto-grants-2015_09 |
| ORD ID | ord-01d3c92f9f7e473eb890317ee8a2effe |
| Quellennotiz | uspto-grants-2015_09 |