. 2018 Sep 15;23(9):2363. doi: 10.3390/molecules23092363
© 2018 by the authors.
Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Scheme 2.
Synthesis of monocyclic amides 2 and 3.