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Communication | Special issue | Vol 46, No. 1, 1997, pp.115-118
Published online, 1st January, 1970
DOI: 10.3987/COM-97-S42
Synthesis and Facile Ring Opening of 2,3,4-Triphenyl-3-azabicyclo[3.2.0]hepta-1,4-diene

Kiyoshi Matsumoto,* Sadahiro Goto, Naoto Hayashi, and Takane Uchida

*Graduate School of Human and Environmental Studies, Kyoto University, Yoshida-Nihonmatsu-cho, Sakyo-ku, Kyoto 606-8501, Japan

Abstract

The first synthesis of 2,3,4-triphenyl-3-azabicyclo[3.2.0]-hepta-1,4-diene (pyrrolocyclobutene) that has no substituent in the cyclobutene moiety, is described. This compound underwent an extremely facfle electrophilic attack at the β position to give the ring opened product.