HuagongsheHuagongshe Chemistry Print Report · For research reference only
Potassium Carbonate → 2-Amino-3-cyano-4-methyl-5-(6-chloro-2,3-dihydro-2,2-dimethylbenzofuran-4-yl)pyridine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Potassium Carbonate | HCID 11430 | — |
| Reactant | 2-Amino-5-bromo-4-methylnicotinonitrile | HCID 11321806 | — |
| Reactant | 6-Chloro-2,3-dihydro-2,2-dimethylbenzofuran-4-ylboronic acid | HCID 53696090 | — |
| Catalyst | HCID 178418397 | HCID 178418397 | — |
| Solvent | Toluene | HCID 1140 | — |
| Product | 2-Amino-3-cyano-4-methyl-5-(6-chloro-2,3-dihydro-2,2-dimethylbenzofuran-4-yl)pyridine | HCID 19707194 | — |
Reaction Steps
This compound is prepared in a manner analogous to that of Step D of Example 4, using 1.7 grams (0.008 mole) of 2-amino-5-bromo-3-cyano-4-methylpyridine, 2.7 grams (0.012 mole) of 6-chloro-2,3-dihydro-2,2-dimethylbenzofuran-4-ylboronic acid, 4.3 grams (0.031mole) of potassium carbonate and 0.3 mL (catalyst) of tetrakis(triphenylphosphine)palladium(0) in 150 mL of toluene, yielding 2-amino-3-cyano-4-methyl-5-(6-chloro-2,3-dihydro-2,2-dimethylbenzofuran-4-yl)pyridine.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05593998 |
| Source dataset | uspto-grants-1997_01 |
| ORD ID | ord-d45604b9bdb341d28e40c5da5201f238 |
| Source note | uspto-grants-1997_01 |