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Stereoselective Michael additions of titanium “ate” complexes of ketone and ester enolates

✍ Scribed by Anna Bernardi; Pierfranco Dotti; Giovanni Poli; Carlo Scolastico

Book ID
103403648
Publisher
Elsevier Science
Year
1992
Tongue
French
Weight
827 KB
Volume
48
Category
Article
ISSN
0040-4020

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✍ Lilia Z. Viteva; Tzveta S. Gospodova; Yuri N. Stefanovsky 📂 Article 📅 1994 🏛 Elsevier Science 🌐 French ⚖ 679 KB

The synthetic potential, regio-and stereoselectivity of titaniom dialkylamide and dialkylthioamide enolates and "ate" complexes in reaction with some conjugate cat&my1 compounds are investigated Titanium enolatcs react preferentially in 1.2.position while "ate" complexes afford 1,4-regi~ntrol. The