［5］螺烯

[5]螺烯是一种有机化合物，为螺烯的一种，化学式为C22H14。它可由二乙烯基BINOL在第二代格拉布催化剂的催化下反应制得：Preparation of Helicenes through Olefin Metathesis Shawn K. Collins, Alain Grandbois, Martin P. Vachon, Julie Côté Angewandte Chemie International Edition Volume 45, Issue 18 , Pages 2923–2926 2006 
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它和碘在甲苯中光照，可以得到苯并[ghi]苝。Natsuki Ito, Takashi Hirose, and Kenji Matsuda. Facile Photochemical Synthesis of 5,10-Disubstituted [5]Helicenes by Removing Molecular Orbital Degeneracy. Org. Lett. 2014, 16, 9, 2502–2505. .
参考文献

Category:芳香烃