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Prototropie et synthèses nouvelles dans la série des dihydro-5,6 hydroxy-4 pyrones-2 et pyridones-2

✍ Scribed by Bellara Nedjar; Maamar Hamdi; Jacques Périé; Valentin Hérault


Book ID
112125432
Publisher
Journal of Heterocyclic Chemistry
Year
1978
Tongue
English
Weight
442 KB
Volume
15
Category
Article
ISSN
0022-152X

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Fluorénacènes et fluorénaphènes Synthèse
✍ Louis Chardonnens; Serge Bitsch 📂 Article 📅 1972 🏛 John Wiley and Sons 🌐 German ⚖ 496 KB

## Abstract Starting from 2‐methyl‐ and from 2,3‐dimethyl‐1,4‐diphenyl‐butadiene‐1, 3 respectively, the 5‐methyl‐ and the 5,6‐dimethyl‐11, 12‐dihydro‐indeno[2.1‐__a__]fluorene are synthesized in 4 steps. The 5, 6‐diphenyl‐11, 12‐dihydro‐indeno[2.1‐__a__]fluorene is obtained by reduction of the alre