HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Cesium carbonate → Methyl cis(+/-)-2-(4-{[(benzyloxy)carbonyl]amino}-3-methoxypiperidin-1-yl)-6-methylpyridine-4-carboxylate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Cesium carbonate | HCID 10796 | — |
| Edukt | Binap, (A+-)- | HCID 634876 | — |
| Edukt | Methyl 2-Chloro-6-methylisonicotinate | HCID 2759833 | — |
| Edukt | Benzyl cis(+/-)-[3-methoxypiperidin-4-yl]carbamate hydrochloride | HCID 86648698 | — |
| Katalysator | palladium(II) acetate | HCID 167845 | — |
| Produkt | Methyl cis(+/-)-2-(4-{[(benzyloxy)carbonyl]amino}-3-methoxypiperidin-1-yl)-6-methylpyridine-4-carboxylate | HCID 86648710 | 7,4% |
Reaktionsschritte
The same operation as in Example (42a) was performed using benzyl cis(±)-[3-methoxypiperidin-4-yl]carbamate hydrochloride obtained in Example (160a) (384 mg, 1.45 mmol), methyl 2-chloro-6-methylpyridine-4-carboxylate (243 mg, 1.31 mmol), palladium acetate (32.7 mg, 0.15 mmol), BINAP (181 mg, 0.29 mmol) and cesium carbonate (1.42 g, 4.36 mmol), to obtain 40.1 mg of the title compound as a yellow oily substance (6.7%).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US08536197B2 |
| Quelldatensatz | uspto-grants-2013_09 |
| ORD ID | ord-07df82e89cf24c2d836442d94e64ad27 |
| Quellennotiz | uspto-grants-2013_09 |