1,3-Dienyl and 1,4-dienyl sulfones can be stereoselectively synthesized in one pot under mild conditions, in good yields, by the palladium-catalyzed hydrostannylation of acetylenic sulfones, followed by Stille coupling with alkenyl or allylic halides, respectively.
1,3-二烯基和1,4-二烯基
磺酸酯可以在温和条件下,通过
钯催化的炔基
磺酸酯的氢
锡化反应,随后与烯基或烯丙基卤化物进行Stille偶联反应,在一个反应锅中选择性合成,且产率良好。