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Asymmetric michael reaction via chiral α,β-unsaturated aldimines

✍ Scribed by Shun-ichi Hashimoto; Nobuyasu Komeshima; Shun-ichi Yamada; Kenji Koga

Publisher
Elsevier Science
Year
1977
Tongue
French
Weight
129 KB
Volume
18
Category
Article
ISSN
0040-4039

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Reaction of singlet oxygen with α,β-unsa
Reaction of singlet oxygen with α,β-unsaturated aldimines
✍ Takeshi Akasaka; Kikuko Takeuchi; Wataru Ando 📂 Article 📅 1987 🏛 Elsevier Science 🌐 French ⚖ 266 KB

The reaction of singlet oxygen with N-l-(Z-alkenylidene)-tbutylamines ( 1 and 2 ) gives the unsaturated hemiperacetal derivatives ( 2 and 4 ) of the hydroperoxy aldimines ( 2 and 6 ). Several a,8-unsaturated aldimines which are held in the s-trans conformation failed to react with singlet oxygen.