supported by the National Natural Science Foundation of China (No. 20872074 and 21072110);the Natural Science Foundation of Shandong Province (No. Z2008B03 and ZR2010BM007);the Doctoral Foundation of Qingdao University of Science and Technology
The title compound(C25H16Cl2N3O3S),as a thiopyran derivative,has been synthe-sized by the cyclization of an organic intermediate obtained from Baylis-Hillman adducts with a β-aroylthioamide using copper(I) salt a...
Supported by the National Natural Science Foundation of China (No. 20872074);Natural Science Foundation of Shandong Province (Y2006B11 and Z2008B03)
The title compound (C19H17BrN2O4) was synthesized via a one-pot procedure starting from 4-bromobenzaldehyde, dimethyl acetylenedicarboxylate (DMAD) and phenylhydrazine with pyridine as the catalyst. Its structure ...