Buchwald–Hartwig amination, record ord-71ed8e3015a64fa5b6ac3b0bc984c3fc
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 | (R)-2-chloro-6-methyl-8-phenyl-5,6,7,8-tetrahydropyrimido[5,4-f][1,4]oxazepine | C₁₄H₁₄ClN₃O | |
| Reactant | 3-methoxy-4-(4-methyl-1H-imidazol-1-yl)aniline | C₁₁H₁₃N₃O | |
| Reagent | Cesium carbonate | CCs₂O₃ | |
| Catalyst | 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) | C₃₉H₃₂OP₂ | |
| Catalyst | Bis(dibenzylideneacetone)palladium | C₅₁H₄₂O₃Pd₂ | |
| Solvent | 1,4-Dioxane | C₄H₈O₂ | |
| Product | (R)-N-(3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl)-6-methyl-8-phenyl-5,6,7,8-tetrahydropyrimido[5,4-f][1,4]oxazepin-2-amine | C₂₅H₂₆N₆O₂ | 0% |
Conditions
- Temperature
- 130 °C
Yield
- 0% of (R)-N-(3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl)-6-methyl-8-phenyl-5,6,7,8-tetrahydropyrimido[5,4-f][1,4]oxazepin-2-amine.
Procedure
Copied from the source record, unedited
The aim is optimization. (R)-2-chloro-6-methyl-8-phenyl-5,6,7,8-tetrahydropyrimido[5,4-f][1,4]oxazepine (30 mg, 0.11 mmol), 3-methoxy-4-(4-methyl-1H-imidazol-1-yl)aniline (22.11 mg, 0.11 mmol), Cesium carbonate (53.2 mg, 0.16 mmol), [Reactants] and 9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene (12.59 mg, 0.02 mmol) were added to a microwave vial then dioxane (1 mL) was added. The reaction mixture was flushed with nitrogen and then heated at 130°C for 45 min in a MW. Small amount of product, quite messy. Abandoned.
The source
This record comes from experimental reaction archive (ord-71ed8e3015a64fa5b6ac3b0bc984c3fc). Open the source and check it against what is on this page.
experimental reaction archive record ord-71ed8e3015a64fa5b6ac3b0bc984c3fc 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.