Regio- and Stereocontrolled Reaction of Arenes with Ethyl Propiolate Catalyzed by Palladium or Platinum Complexes with a Bidentate Phosphine Ligand. An Efficient and Straightforward Synthesis of (1Z,3E)-1-Aryl-1,3-butadienes

Juzo Oyamada,Mariko Sakai,Yasunori Yamada,Tsugio Kitamura

Regio- and Stereocontrolled Reaction of Arenes with Ethyl Propiolate Catalyzed by Palladium or Platinum Complexes with a Bidentate Phosphine Ligand. An Efficient and Straightforward Synthesis of (1Z,3E)-1-Aryl-1,3-butadienes

2013

Juzo Oyamada
Mariko Sakai
Yasunori Yamada
Tsugio Kitamura

The reaction of mesitylene with ethyl propiolate in the presence of [Pd(dppe)(OAc)2] in TFA at 30 °C for 5 h gave diethyl (2E,4Z)-4-[(2,4,6-trimethylphenyl)methylene]-2-pentenedioate selectively. S...

Keywords:

Addition reaction
Aryl
Organic chemistry
Methylene
Denticity
Mesitylene
Palladium
Ethyl propiolate
Phosphine
Chemistry
Catalysis

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