Gold‐Catalyzed Cadiot–Chodkiewicz‐Type Cross‐Coupling of Terminal Alkynes with Alkynyl Hypervalent Iodine Reagents: Highly Selective Synthesis of Unsymmetrical 1,3‐Diynes

Angewchem
Gold‐Catalyzed Cadiot–Chodkiewicz‐Type Cross‐Coupling of Terminal Alkynes with Alkynyl Hypervalent Iodine Reagents: Highly Selective Synthesis of Unsymmetrical 1,3‐Diynes: A new and efficient method for the synthesis of unsymmetrical 1,3‐butadiynes by gold‐catalyzed C(sp)–C(sp) cross‐coupling of terminal alkynes with alkynyl hypervalent iodine(III) reagents has been developed....

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