(9-(Pyridazinyl-4)-4-azafluorenes and spiro compounds with 4-azafluorene and indeno[1,2-c]pyridazine (4h-5,6-dihydro-1,2-diazepine) fragments
✍ Scribed by Amar Mustafa; N. M. Mikhailova; N. I. Golovtsov; N. S. Prostakov
- Publisher
- Springer US
- Year
- 1992
- Tongue
- English
- Weight
- 303 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0009-3122
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## Abstract Fused tricyclic 7‐phenyl‐5__H__‐thizolo[5,4‐__e__]pyrrolo[1,2‐__a__][1,4]diazepin‐10(9__H__)one (**10**) was prepared by thermolysis of 2‐phenyl‐4‐(1‐pyrrolylmethyl)thiazole‐5‐carbonyl azide (**9**) in acetic acid. In addition, starting from **10**, 7‐phenyl‐5__H__‐thiazolo [5,4‐__e__][
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