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Improvement of the diastereoselectivity of the cobalt-mediated [2+2+2] cycloaddition of substituted linear enediynes

โœ Scribed by Franck Slowinski; Corinne Aubert; Max Malacria

Book ID
108387295
Publisher
Elsevier Science
Year
1999
Tongue
French
Weight
212 KB
Volume
40
Category
Article
ISSN
0040-4039

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๐Ÿ“œ SIMILAR VOLUMES

ChemInform Abstract: Improvement of the
ChemInform Abstract: Improvement of the Diastereoselectivity of the Cobalt-Mediated [2 + 2 + 2] Cycloaddition of Substituted Linear Enediynes.
โœ Franck Slowinski; Corinne Aubert; Max Malacria ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 29 KB ๐Ÿ‘ 1 views

Improvement of the Diastereoselectivity of the Cobalt-Mediated [2 + 2 + 2] Cycloaddition of Substituted Linear Enediynes. -Substituting the terminal triple bond or the double bond in the enediynes (I) with ester, phosphine oxide or sulfoxide groups improves the level of diastereoselectivity in the

Highly stereoselective induction in the
Highly stereoselective induction in the cobalt-mediated [2+2+2] cycloaddition of chiral phosphine oxides substituted linear enediynes
โœ Franck Slowinski; Corinne Aubert; Max Malacria ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 226 KB

The cobalt(I)-catalyzed highly stereoselective [2+2+2] cyclization has been realized for the first time with chiral phosphine oxides substituted linear enediynes. Depending the substituents on the phosphorus atom, the cycloaddition was achieved with a level of diastereoseleetivity of 74%.