The thermal and photochemical reactions of 3H-1, 2-diazepines : A new variation on the diazepine-pyrazole rearrangement
β Scribed by Colin D. Anderson; John T. Sharp; Edward Stefaniuk; R.Stewart Strathdee
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- French
- Weight
- 197 KB
- Volume
- 17
- Category
- Article
- ISSN
- 0040-4039
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## Abstract The reaction of 2βcyanoacetohydrazide (1) and 2β(ethoxycarbonyl)acetohydrazide (26) with unsaturated 1,3βdiketones leading with moderate yields to 1,2βdiazepinones (3, 23, 24) and pyrazolo[3,4β__b__]pyridines (5, 15, 20, 25) together with the corresponding acetohydrazones have been stud