An Unprecedented Route for the Synthesis of 3,3 '-Biindoles by Reductive Cyclization of 3-[2-Nitro-1-(2-nitrophenyl)ethyl]-1H-indoles Mediated by Iron/Acetic Acid

作者：Ramesh Chintakunta; Kavala Veerababurao; Kuo Chun Wei; Raju B Rama; Yao Ching Fa^*

来源：European Journal of Organic Chemistry, 2010, 2010(20): 3796-3801.

DOI：10.1002/ejoc.201000276

• Nitrogen heterocycles
• Iron
• Michael addition
• Nitroalkenes
• Cyclization

An unprecedented route for the synthesis of 3,3'-biindoles is developed. Both symmetrical and unsymmetrical 3,3'-biindoles could be generated by this method. Mild conditions, high yields of the products, and environmentally acceptable reagent are the merits of the procedure.

• 出版日期2010-7