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Efficient stereoselective nucleophilic addition of pyrroles to chiral nitrones

✍ Scribed by Berini, Christophe; Minassian, Frédéric; Pelloux-Léon, Nadia; Denis, Jean-Noël; Vallée, Yannick; Philouze, Christian


Book ID
118737224
Publisher
Royal Society of Chemistry
Year
2008
Tongue
English
Weight
333 KB
Volume
6
Category
Article
ISSN
1477-0520

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Nucleophilic addition to chiral pyridini
✍ M.-Lluı̈sa Bennasar; Ester Zulaica; Yolanda Alonso; Joan Bosch 📂 Article 📅 2003 🏛 Elsevier Science 🌐 English ⚖ 276 KB

Chiral non-racemic 4-substituted 3,5-diacyl-1,4-dihydropyridines 8 are prepared by the regio-and diastereoselective addition of organocopper reagents to chiral pyridinium salt 2, followed by acylation with trichloroacetic anhydride and subsequent haloform reaction. Additionally, (-)-N a -methylervit