HuagongsheHuagongshe Chemistry Print Report · For research reference only
Lithium Hydroxide → N-(5-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridin-3-yl)-1-methyl-6-oxo-1,6-dihydropyridine-3-carboxamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Lithium Hydroxide | HCID 3939 | — |
| Reactant | Bis(2-oxo-3-oxazolidinyl)phosphinic chloride | HCID 152842 | — |
| Reactant | N(1)-methyl-2-pyridone-5-carboxylic acid | HCID 592704 | — |
| Reactant | 5-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridin-3-amine | HCID 60205276 | — |
| Solvent | Water | HCID 962 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | N-(5-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridin-3-yl)-1-methyl-6-oxo-1,6-dihydropyridine-3-carboxamide | HCID 60205343 | 69.3% |
Reaction Steps
TEA (0.61 mL, 4.35 mmol) was added to 5-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridin-3-amine (0.20 g, 0.87 mmol, Example 1, Step H), 1-methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid (0.17 g, 1.13 mmol) and BOP-Cl (0.33 g, 1.30 mmol) in DCM (10 mL). The reaction was stirred at room temperature for 1 hour, and then a LiOH solution (3 mL, 2N) was added. The mixture was stirred for 30 minutes, and water (10 mL) was added. The solid formed was collected by filtration, washed with DCM (10 mL) and dried to give N-(5-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridin-3-yl)-1-methyl-6-oxo-1,6-dihydropyridine-3-carboxamide (0.22 g, 69% yield) as a solid.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08178131B2 |
| Source dataset | uspto-grants-2012_05 |
| ORD ID | ord-955b8200e3954035b75ad4b9cccb65f7 |
| Source note | uspto-grants-2012_05 |