Pd/Cu-catalyzed cross-coupling of organohalides with terminal alkynes. Cf. Cadiot–Chodkiewicz coupling and Castro–Stephens reaction. The Castro–Stephens coupling uses stoichiometric copper, whereas the Sonogashira variant uses catalytic palladium and copper.

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Sonogashira Reaction

  • Jie Jack Li

摘要

Pd/Cu-catalyzed cross-coupling of organohalides with terminal alkynes. Cf. Cadiot–Chodkiewicz coupling and Castro–Stephens reaction. The Castro–Stephens coupling uses stoichiometric copper, whereas the Sonogashira variant uses catalytic palladium and copper.