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Synthèses dans la série des bis-indéno-anthracènes, I Le tétraoxo-5, 10, 15, 16-tétrahydro-5, 10, 15, 16-bis-indéno [2.1-a; 2′.1′-c] anthracène et le dihydro-5, 16-bis-indéno [2.1-a; 2′.1′-c] anthracène

✍ Scribed by Louis Chardonnens; François Schorderet; Luc Salamin; Paul Sunder-Plassmann


Publisher
John Wiley and Sons
Year
1970
Tongue
German
Weight
459 KB
Volume
53
Category
Article
ISSN
0018-019X

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📜 SIMILAR VOLUMES


Synthèses dans la série des bis-indéno-a
✍ Louis Chardonnens; François Schorderet 📂 Article 📅 1972 🏛 John Wiley and Sons 🌐 German ⚖ 379 KB

The title compounds, a dioxo (XVIII) and a tetraoxoderivative (VI) of a new diindenoanthracene, are synthesized in several steps (overall yield 35 and 26%, respectively) starting from 2,3-dimethyl-1,4-diphenyl-butadiene-l, 3 (VIII). The corresponding hydrocarbon could not be obtained by reduction.

Synthèses dans la série des bis-indéno-f
✍ Louis Chardonnens; Wolfgang Hammer 📂 Article 📅 1968 🏛 John Wiley and Sons 🌐 German ⚖ 272 KB

8-Hydroxy-9,15-dihydro-7 H-diindeno [ Z , l -b ; 2', l'-g] fluorene, a derivative of a new mono-angular diindenofluorene system, has been synthesised in 6 steps (overall yield 420/,) starting from 9-oxo-fluorene-l-carbaltlehyde and acetophenone. The corresponding hydrocarbon could not be obtained by