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Asymmetric synthesis of (+) and (−) trans-2,6-dimethylpiperidines

✍ Scribed by Stéphanie Fréville; Martine Bonin; Jean-Pierre Célérier; Henri-Philippe Husson; Gérard Lhommet; Jean-Charles Quirion; Vu Moc Thuy

Book ID
104207872
Publisher
Elsevier Science
Year
1997
Tongue
French
Weight
426 KB
Volume
53
Category
Article
ISSN
0040-4020

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✍ Carla Boga; Francesco Manescalchi; Diego Savoia 📂 Article 📅 1994 🏛 Elsevier Science 🌐 French ⚖ 1013 KB

The reductive amination of 25hexanedione and 2,6-heptanedione with ammonia and primary amines in the presence of hydride reagents afforded 2,!5dimethylpyrrolidines and 2.6-dimethylpipexidines with variable diastereoselectivity, as the cislrrans ratio was affected by the size of the ring formed and t