Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Benzylamine | HCID 7504 | — |
| Reactant | 3,5-Dibromopyridine | HCID 69369 | — |
| Reactant | Binap, (A+-)- | HCID 634876 | — |
| Reactant | Sodium t-butoxide | HCID 23676156 | — |
| Catalyst | Bis(dibenzylideneacetone)palladium | HCID 9811564 | — |
| Solvent | Toluene | HCID 1140 | — |
| Solvent | Diethyl Ether | HCID 3283 | — |
| Product | HCID 59343445 | HCID 59343445 | — |
Reaction Steps
3,5-Dibromopyridine (20.0 g, 84.4 mmol) and benzylamine (9.23 mL, 84.4 mmol) were dissolved in toluene (100 mL). Pd2(dba)3 (1.55 g, 1.69 mmol), BINAP (2.10 g, 3.38 mmol) and sodium tert-butoxide (12.2 g, 127 mmol) were added to the reaction mixture. The reaction was heated to 80° C. for 16 h, then allowed to cool to ambient temperature, diluted with ether (400 mL) and washed with brine (3×100 mL). The organic layer was dried over MgSO4, filtered and concentrated under vacuum. The residue was purified by silica gel chromatography (25% EtOAc in hexanes) to afford the title compound as a slightly yellow solid (14.75 g, 66%). MS (DCI/NH3) m/z 263 (M+H)+.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08648084B2 |
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| Source dataset | uspto-grants-2014_02 |
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| ORD ID | ord-500ea285a04a49419df9f72a45fea90c |
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| Source note | uspto-grants-2014_02 |
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