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Communication | Special issue | Vol 90, No. 1, 2015, pp.85-88
Published online, 3rd February, 2014
DOI: 10.3987/COM-14-S(K)1
Synthesis of 2,6-Diaminoazulenes by the SNAr Reaction with Cyclic Amines

Taku Shoji,* Yuki Fujiwara, Akifumi Maruyama, Mitsuhisa Maruyama, Shunji Ito, Masafumi Yasunami, Ryuji Yokoyama, and Noboru Morita

*Department of Chemistry, Faculty of Science, Shinshu University, Asahi, Matsumoto 390-8621, Japan

Abstract

2-Amino-6-bromoazulene derivatives reacted with cyclic amines (pyrrolidine, piperidine and morpholine) under the sealed-tube conditions to afford the corresponding 2,6-diaminoazulenes in excellent yields.