HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium hydride → HCID 22632978, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium hydride | HCID 24758 | — |
| Reactant | 2,4-Difluorophenyl isocyanate | HCID 593258 | — |
| Reactant | HCID 22632919 | HCID 22632919 | — |
| Solvent | Dimethylacetamide | HCID 31374 | — |
| Product | HCID 22632978 | HCID 22632978 | 82.9% |
Reaction Steps
Using the General Method 5, the reaction of N-benzyloxy-2,6-dichloro-5-fluoro-3-pyridinecarboxamide (Example M-2, 2.00 g, 6.34 mmol) and 60% NaH in oil (300 mg, 7.52 mmol) with 2,4-difluorophenyl isocyanate (1.13 mL, 9.51 mmol) in DMA afforded 2.28 g of the title compound as a solid, mp 215-216° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06331538B1 |
| Source dataset | uspto-grants-2001_12 |
| ORD ID | ord-06d9c0848b2548f1946fbe7b4d5d1a3e |
| Source note | uspto-grants-2001_12 |