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SYNTHESIS AND CHARACTERIZATION OF SOME DISTYRYLDERIVATIVES FOR AGRICULTURAL USES

Research Authors
Shaban A. A. Abdel-Raheem, Adel M. Kamal El-Dean, Reda Hassanien, Mohamed E. A. El-Sayed, Aly A. Abd-Ella
Research Abstract

Three distyryl-containing compounds, namely, 2-((cyanomethyl)thio)-4,6-distyrylnicotinonitrile (2), 3-amino-4,6-distyrylthieno[2,3- b]pyridine-2-carbonitrile (3) and 2-((2-cyanoethyl)thio)-4,6-distyrylnicotinonitrile (4) have been prepared and characterized by elemental and spectroscopic analyses. The three compounds contain the pyridine moiety and are considered neonicotinoids analogues. Because neonicotinoids were considered the most effective pesticides, the biological activity of the distyryl-containing compounds as potential insecticides against cowpea aphid, Aphis craccivora Koch was evaluated. The agricultural bioactivity results of these compounds showed that the insecticidal activity varied from good to moderate against cowpea aphid insects.

Research Department
Research Journal
European Chemical Bulletin
Research Member
Research Publisher
DOI: 10.17628/ecb.2021.10.35-38
Research Rank
1
Research Vol
10 (1)
Research Website
http://www.eurchembull.com/index.php/ECB/article/view/2572
Research Year
2020
Research Pages
35-38