Buchwald–Hartwig amination, record ord-8ce809cf74f44b02a581dcd94f0c1ae0
One recorded run of this reaction. Below is what the source recorded, and nothing added to it.
What was in the flask
| Role | Species | Formula | Yield |
|---|---|---|---|
| Reactant | 1-(8-chloro-2-(pyridin-3-yl)-2,3-dihydropyrido[3,2-f][1,4]oxazepin-4(5H)-yl)ethanone | C₁₅H₁₄ClN₃O₂ | |
| Reactant | 3-methoxy-4-(4-methyl-1H-imidazol-1-yl)aniline | C₁₁H₁₃N₃O | |
| Reagent | Cesium carbonate | CCs₂O₃ | |
| Catalyst | 2-(Dicyclohexylphosphino)biphenyl | C₂₄H₃₁P | |
| Catalyst | Palladium (II) acetate | C₄H₈O₄Pd | |
| Solvent | 1,2-Dimethoxyethane | C₄H₁₀O₂ | |
| Product | 1-(8-(3-Methoxy-4-(4-methyl-1H-imidazol-1-yl)phenylamino)-2-(pyridin-3-yl)-2,3-dihydropyrido[3,2-f][1,4]oxazepin-4(5H)-yl)ethanone | C₂₆H₂₆N₆O₃ | 35.13% |
Conditions
- Temperature
- 100 °C
Yield
- 35% of 1-(8-(3-Methoxy-4-(4-methyl-1H-imidazol-1-yl)phenylamino)-2-(pyridin-3-yl)-2,3-dihydropyrido[3,2-f][1,4]oxazepin-4(5H)-yl)ethanone.
Procedure
Copied from the source record, unedited
1-(8-chloro-2-(pyridin-3-yl)-2,3-dihydropyrido[3,2-f][1,4]oxazepin-4(5H)-yl)ethanone (0.043 g, 0.14 mmol), Palladium(II) acetate (3.18 mg, 0.01 mmol), 2-(Dicyclohexylphosphino)biphenyl (4.96 mg, 0.01 mmol) and Cesium carbonate (0.138 g, 0.42 mmol) were placed in a microwave vial and flushed with argon. DME (2 mL) was added and the reaction mixture was run in the microwave at 100°C for 60 minutes. No product according to LCMS. Added 0.1 eq of Palladium(II) acetate (3.18 mg, 0.01 mmol) and 0.1 eq of 2-(Dicyclohexylphosphino)biphenyl (4.96 mg, 0.01 mmol) and flushed with argon. Run in the microwave at 100°C for 30 minutes and the reaction was complete. The reaction mixture was filtrated through celite and concentrated. The crude product was purified by prep-HPLC. The solvent was evaporated an
The source
This record comes from experimental reaction archive (ord-8ce809cf74f44b02a581dcd94f0c1ae0). Open the source and check it against what is on this page.
experimental reaction archive record ord-8ce809cf74f44b02a581dcd94f0c1ae0 from dataset "750 AstraZeneca ELN dataset" (url: https://chemrxiv.org/engage/chemrxiv/article-details/60c9e3f37792a23bfdb2d471). No atom mapping is provided by the source.
How to read this record
This is one experiment, not a rule. It says that on one occasion these species were combined under these conditions and this came out. It does not say the reaction will give the same result on your substrate, and nothing on the page has been generalised into a claim that it would.
The pathway is a separate question, kept on separate pages. A mechanism here is the canonical arrow pushing for a class, run on real structures and labelled rule-derived. It is not evidence, and this record is not a mechanism.