Abstract
2-Bromobenzaldehydes are condensed and cyclized with arylhydrazines (or their hydrochlorides) in PEG-400 at 110 °C in the presence of a catalytic amount of a copper(I) salt along with a base to give 1-aryl-1H-indazoles in high yields.
| Original language | English |
|---|---|
| Pages (from-to) | 224-227 |
| Number of pages | 4 |
| Journal | Applied Organometallic Chemistry |
| Volume | 27 |
| Issue number | 4 |
| DOIs | |
| State | Published - Apr 2013 |
Keywords
- 1-aryl-1H-indazoles
- arylhydrazines
- Câ€N bond formation
- copper(I) salts
- cyclization
- PEG-400
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