Alkylation Reactions of Azodicarboxylate Esters with 4-Alkyl-1,4-Dihydropyridines under Catalyst-Free Conditions
Kazunari Nakajima*, Yulin Zhang, Yoshiaki Nishibayashi*
*School of Engineering, The University of Tokyo, Bunkyo-ku, Tokyo 113-8656, Japan, Email: nakajimasys.t.u-tokyo.ac.jp, ynishibasys.t.u-tokyo.ac.jp
K. Nakajima, Y. Zhang, Y. Nishibayashi, Org. Lett., 2019, 21, 4642-4645.
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Reactions of 4-alkyl-1,4-dihydropyridines as alkylation reagents with di-tert-butyl azodicarboxylate provide alkyl amine derivatives under heating conditions in the absence of catalysts and additives.
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