ChemInform Abstract: Synthesis of Benzo(α)heptalene.
✍ Scribed by J. GUSPANOVA; R. KNECHT; M. LAGANA; C. WEYMUTH; H.-J. HANSEN
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 35 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0931-7597
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📜 SIMILAR VOLUMES
A novel approach towards the synthesis of functionalized benzo[a]heptalenes 9 and 10 via a 6pelectrocyclic ring closure ± aromatization sequence of corresponding bis[prop-2-enoates] 5 and 6 has been developed (Scheme 1). The starting bis[prop-2-enoates] have been prepared from the corresponding dial
fused phenylcycloalkyl derivatives fused phenylcycloalkyl derivatives (rings with 3, 4, 7 or more members) Q 1040 45 -111 Formation of 3-Sulfonyl-Substituted Benzo[1]heptalene-2,4-diols from Heptalene-1,2-dicarboxylates and Lithiomethyl Phenyl Sulfones. -Optimized reaction conditions allow the trans