HuagongsheHuagongshe Chemistry Print Report · For research reference only
3-Aminopyridine → HCID 22466553, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 3-Aminopyridine | HCID 10009 | — |
| Reactant | Pyridinium chloride | HCID 10176127 | — |
| Reactant | 4-Chloro-6,7-dimethoxy-quinoline-3-carbonitrile | HCID 10586676 | — |
| Solvent | Glycol monoethyl ether | HCID 8076 | — |
| Product | HCID 22466553 | HCID 22466553 | 19.8% |
Reaction Steps
Using an analogous procedure to that described in Example 286, 248.7 mg (1 mmol) of 4-chloro-6,7-dimethoxy-3-quinolinecarbonitrile in 15 mL of 2-ethoxyethanol and in the presence of 115.6 mg (1 mmol) of pyridine hydrochloride was reacted with 112.9 mg (1.2 mmol) of 3-amino-pyridine to give 60.6 mg (19.8%) of the product as an orange solid, m.p. 231-233° C., mass (electrospray, m/e): M+H 306.8.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06002008 |
| Source dataset | uspto-grants-1999_12 |
| ORD ID | ord-778cd3af5dfc4d05b7b55d6b89588572 |
| Source note | uspto-grants-1999_12 |