Synthesis and insecticidal activity of new amide derivatives of piperine
VF De Paula, LCA Barbosa, AJ Demuner…
Index: De Paula, Vanderlucia F.; De A Barbosa, Luiz C.; Demuner, Antonio J.; Pilo-Veloso, Dorila; Picanco, Marcelo C. Pest Management Science, 2000 , vol. 56, # 2 p. 168 - 174
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Citation Number: 78
Abstract
Abstract The natural lipophilic amides piperine and piperiline were isolated from Piper nigrum L (Piperaceae). Piperine was hydrolysed into piperic acid (85% yield) which was converted into 16 amides (28–89% yield). The contact toxicity of all synthetic amides, and also that of piperine and piperiline, at the dose 10 µg per insect, was evaluated for the Brazilian economically important insects Ascia monuste orseis Latr, Acanthoscelides ...
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