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Structure of a tricyclic lactone – an important intermediate for the total synthesis of dihydromevinolin

✍ Scribed by Bélanger-Gariépy, F. ;Roy, P. ;Hanessian, S. ;Brisse, F.

Book ID
114505879
Publisher
International Union of Crystallography
Year
1989
Tongue
English
Weight
485 KB
Volume
45
Category
Article
ISSN
0108-2701

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An efficient constructive method for a tricyclic system: an important intermediate for the synthesis of tricycloclavulone
✍ Hisanaka Ito; Tatsuya Kobayashi; Mineki Hasegawa; Kazuo Iguchi 📂 Article 📅 2003 🏛 Elsevier Science 🌐 French ⚖ 117 KB

The tricyclic ring system of tricycloclavulone was synthesized from 2-methoxycarbonyl-2-cyclopenten-1-one (2). Key reactions include Lewis acid-catalyzed [2+2]-cycloaddition of a,b-unsaturated ester 2 with thioacetylene derivatives and construction of the A-ring by using the Grubbs catalyst.