Title of article
Efficient Pseudo-Six-Component Synthesis of Tetrahydro-pyrazolopyridines Using [Zn-2BSMP]Cl2
Author/Authors
Moosavi-Zare ، Ahmad Reza Hamedan University of Technology , Goudarziafshar ، Hamid Hamedan University of Technology , Jalilian ، Zahra University of Kurdistan , Hosseinabadi ، Fatemeh Sayyed Jamaleddin Asadabadi University
From page
571
To page
581
Abstract
Zn-[2-boromophenyl-salicylaldimine-methylpyranopyrazole]Cl2 {[Zn-2BSMP]Cl2}, as a Schiff base complex, efficiently catalyzed the pseudo-six-component synthesis of tetrahydrodipyrazolopyridines by the condensation reaction of aryl aldehyde, hydrazine hydrate, ethyl acetoacetate and urea at 80 °C. Urea was used instead of ammonium salts as a source of ammonia by in situ generation of ammonia, in the presence of a little amount of water.
Keywords
Schiff base , Complex , Tetrahydro , pyrazolopyridine , Multi , component reaction , [Zn , 2BSMP]Cl2
Journal title
Chemical Methodologies
Journal title
Chemical Methodologies
Record number
2720182
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