HuagongsheHuagongshe Chemistry Print Report · For research reference only
Ammonia → 4-Chloropyridine-2-carboxamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Ammonia | HCID 222 | — |
| Reactant | 4-Chloropyridine-2-carbonyl chloride--hydrogen chloride (1/1) | HCID 22397270 | — |
| Product | 4-Chloropyridine-2-carboxamide | HCID 303543 | — |
Reaction Steps
Entry 43: 4-Chloropyridine-2-carbonyl chloride HCl salt was reacted with ammonia according to Method A1, Step 3b to form 4-chloro-2-pyridinecarboxamide. 4-Chloro-2-pyridinecarboxamide was reacted with 4-aminophenol according to Method A2, Step 4 to form 4-(2-carbamoyl-4-pyridyloxy)aniline. According to Method C1a, 4-chloro-3-(trifluoromethyl)phenyl isocyanate was reacted with 4-(2-carbamoyl-4-pyridyloxy)aniline to afford the urea.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07897623B2 |
| Source dataset | uspto-grants-2011_03 |
| ORD ID | ord-e18577379de046b482fb9718632d1830 |
| Source note | uspto-grants-2011_03 |