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Studies on oxygen heterocycles: Part-1: Acid catalysed and photochemical reactions of some aryldiazoketones

✍ Scribed by Somnath Ghosh; Indira Datta; Rupak Chakraborty; Tapas Kumar Das; Judhajit Sengupta(in part); Dipak Chandra Sarkar(in part)


Publisher
Elsevier Science
Year
1989
Tongue
French
Weight
462 KB
Volume
45
Category
Article
ISSN
0040-4020

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Heterocyclic Spiro-naphthalenones. Part
✍ Daniel Berney; Karlheinz Schuh πŸ“‚ Article πŸ“… 1979 πŸ› John Wiley and Sons 🌐 German βš– 450 KB πŸ‘ 1 views

## Abstract The spironaphthalen‐2‐ones **2, 10** and **18** were prepared by __N__‐bromosuccinimide (NBS) oxidation of **1, 9** and **17** respectively, whereas spironaphthalen‐1‐ones **24** and **25** were obtained by treating **23** with NBS. The stereoisomeric reduction products **29, 30** and