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Cyclization Reactions of Dianions in Organic Synthesis †

✍ Scribed by Langer, Peter; Freiberg, Walter


Book ID
121389306
Publisher
American Chemical Society
Year
2004
Tongue
English
Weight
649 KB
Volume
104
Category
Article
ISSN
0009-2665

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Dianion cyclization strategy for the syn
✍ Maya S. Singh; Pratibha Singh 📂 Article 📅 2008 🏛 John Wiley and Sons 🌐 English ⚖ 132 KB

## Abstract A practical and efficient method for the preparation of silaheterocycles is described. The key step involves the initial formation of symmetrical chiral ditopic ligand, N,N′‐1,2‐cyclohexylenebis(salicylideneimine) followed by sequential deprotonation with NaH to form dianion intermediat