An interesting cyclization of<i>N</i>-methyl-3-phenyl-<i>N</i>-(2-(<i>Z</i>)-phenylethenyl)-<i>cis</i>-oxiranecarboxamide
作者:Nianchun Ma、Kemei Wu、Liang Huang
DOI:10.1002/jhet.5570450324
日期:2008.5
Under Lewis acid condition, N-methyl-3-phenyl-N-(2-(Z)-phenylethenyl)-cis-oxiranecarboxamide undergoes elegant double cyclizations to give interesting products.
Study of the intramolecular cyclization of N-methyl-3-phenyl-N-(2-(E)-phenylethenyl)-trans(cis)-oxiranecarboxamide – Syntheses of Homoclausenamide and Dehydroclausenamide
作者:Nianchun Ma、Kemei Wu、Liang Huang
DOI:10.1016/j.ejmech.2007.11.022
日期:2008.8
Homoclausenamide was synthesized for the first time, and the intramolecular cyclization study of N-methyl-3-phenyl-N-(2-(E)-phenylethenyl)-trans(cis)-oxiranecarboxamide well demonstrated how the stereochemistry affects the cyclization paths. (c) 2007 Elsevier Masson SAS. All rights reserved.
An elegant synthesis of Zetaclausenamide
作者:Nianchun Ma、Kemei Wu、Liang Huang
DOI:10.1016/j.ejmech.2007.05.010
日期:2008.4
Zetaclausenamide, which was isolated as a hepatoprotective agent from the leaves of medicinal plant Clausena lansium, was synthesized for the first time in six steps including Darzen's condensation, photoisomerization, and the final cyclization reactions.