Facile synthesis of pyrazole derivatives using reusable Fe3O4@MCM-41-SO3H
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DOI: 10.1139/cjc-2019-0287
Abstract: In this research, Fe3O4-MCM-41-SO3H was synthesized as a magnetically reusable Lewis acid catalyst and used in the cyclization reaction of 3-acylcoumarins or 3-chromonecarboxylic acid with arylhydrazine derivatives for the synthesis of pyrazoles in high yields… read more here.
Keywords: fe3o4 mcm; mcm so3h; synthesis pyrazole; facile synthesis ... See more keywords
MCM-41-SO3H: as an efficient reusable Nano-ordered heterogeneous catalyst for the synthesis of divers 1- & 5-substituted 1H-tetrazoles
Sign Up to like & getrecommendations! Published in 2018 at "Scientia Iranica"
DOI: 10.24200/sci.2018.21088
Abstract: An improved and efficient method for the synthesis of 1- & 5-substituted 1H-tetrazole derivatives has been described in the presence of nano-ordered MCM-41-SO3H as an effective heterogeneous catalyst. This metal-free protocol, [2+3] cycloaddition of sodium… read more here.
Keywords: nano ordered; mcm so3h; catalyst; heterogeneous catalyst ... See more keywords