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ChemInform Abstract: 2-Chloro-1,4-benzodithiin 1,1,4,4-Tetraoxide — A Conjunctive Dienophile for the Preparation of Tetrasubstituted Polycyclic Olefins.

✍ Scribed by Ottorino De Lucchi; Sergio Cossu


Book ID
101873956
Publisher
John Wiley and Sons
Year
2010
Weight
34 KB
Volume
30
Category
Article
ISSN
0931-7597

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2-Chloro-1,4-benzodithiin 1,1,4,4-Tetrao
✍ Ottorino De Lucchi; Sergio Cossu 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 228 KB

1,4-benzodithiin 1,1,4,4-tetraoxide 11 is a reactive Upon reductive desulfonylation with sodium amalgam, the latter are transformed to tetrasubstituted polycyclic olefins dienophile that forms Diels-Alder adducts with a number of dienes. Adducts 17a-j undergo facile dehydrochlorination to 24-27. The