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ChemInform Abstract: Iridium Complex Catalyzed Carbonylative Alkyne—Alkyne Coupling for the Synthesis of Cyclopentadienones.

✍ Scribed by Takanori Shibata; Koji Yamashita; Hiroyuki Ishida; Kentaro Takagi

Publisher
John Wiley and Sons
Year
2010
Weight
28 KB
Volume
32
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Palladium-Catalyzed
ChemInform Abstract: Palladium-Catalyzed Intramolecular Alkyne-α,β-Unsaturated Carbonyl Coupling. A Formal Synthesis of (+)-Pilocarpine.
✍ Z. WANG; X. LU 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 33 KB

Palladium-Catalyzed Intramolecular Alkyne-α,β-Unsaturated Carbonyl Coupling. A Formal Synthesis of (+)-Pilocarpine. -Pd-catalyzed enyne coupling of (E) or (Z) alkynoates (I) or (III) provides the alkenyl substituted lactones (II) highly stereoselectively. After esterification with (+)-dimethyltart