New Palladium-Catalyzed Cascades: 4-exo-dig Cyclocarbopalladation Reaction Followed by Suzuki–Miyaura or Sonogashira Cross-Coupling

A new stereospecific cross-coupling by t

A new stereospecific cross-coupling by the palladium-catalyzed reaction of 1-alkenylboranes with 1-alkenyl or 1-alkynyl halides

✍ Norio Miyaura; Kinji Yamada; Akira Suzuki 📂 Article 📅 1979 🏛 Elsevier Science 🌐 French ⚖ 253 KB

## Sumnary: The representative (E)-1-alkenyldisiamylboranes and (E)-1-alkenyl-1,3,2-benzodioxaboroles readily obtainable via hydroboration of 1-alkynes react with 1-alkenyl halides or l-alkynyl halides in the presence of a catalytic amount of tetrakis(triphenylphosphine)palladium and base to give