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Intramolecular Friedel-Crafts acylations of 1- and 2-alkanoic acid diene tricarbonyliron complexes

โœ Scribed by Michel Franck-Neumann; Laurence Miesch-Gross; Olivier Nass

Book ID
104255840
Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
239 KB
Volume
37
Category
Article
ISSN
0040-4039

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โœ Directeur de Recherche au CNRS Michel Franck-Neumann; Dr. Madjid Sedrati; Dr. Mo ๐Ÿ“‚ Article ๐Ÿ“… 1986 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 235 KB ๐Ÿ‘ 1 views

A further aspect emerges from a comparison of the Si-Si bonds in 1, 2, and 4 : if one assumes that the bonds of the Si, ring in 1 are arched, then the "analog calculation" with a model kit'" using the Si-Si distance of 251 pm gives a value of 265 pm for the linear bond. This would then be the "norma