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The first example of [2+2] cycloaddition of Me4Ge2 to multiple bonds. The synthesis of Δ1,7-2,2,6,6,8,8,9,9-octa-methyl-4-thia-8,9-digermabicyclo[5.2.0]Nonene

✍ Scribed by O.M. Nefedov; M.P. Egorov; A.M. Gal'minas; S.P. Kolesnikov; A. Krebs; J. Berndt


Publisher
Elsevier Science
Year
1986
Tongue
English
Weight
123 KB
Volume
301
Category
Article
ISSN
0022-328X

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✍ Hans Zimmer; Adel Amer; Frank M. Baumann; Michael Haecker; Christopher G. M. Hes 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 382 KB 👁 2 views

The synthesis of a number of 8-(dialkylamino)-and 8-CPBA did not undergo the rearrangement but only yielded the expected N-oxide derivatives 16. This result seems to alkoxyxanthines (3 and 6, respectively) is described. Treatment of 3 with m-chloroperoxybenzoic acid (m-CPBA) indicate that a necessa