A Rapid, One-pot, Multi-component Route to 4,4'-(arylmethylene) bis (3-methyl-1-phenyl-1H-pyrazol-5-ols)
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| Format: | Artículo científico |
| Language: | en |
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Sociedad Química de México
2015
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| _version_ | 1876452532581040128 |
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| author | Asadollah Hassankhani |
| author_facet | Asadollah Hassankhani |
| contents | A Rapid, One-pot, Multi-component Route to 4,4'-(arylmethylene) bis (3-methyl-1-phenyl-1H-pyrazol-5-ols) Asadollah Hassankhani Multidisciplinaria (Ciencias Naturales y Exactas) 4’ 1H 4H2O ols) bis(3 A new, efficient and environmentally benign protocol for the one-pot, multicomponent synthesis of 4,4’-arylmethylene-bis(3-methyl-1-phenyl-1H-pyrazol-5-ols) by condensation of aryl aldehydes, phenyl hydrazine and ethyl acetoacetate catalyzed by Ce(SO4)2.4H2O as an ecofriendly catalyst with high catalytic activity and reusability at 125 °C under solvent-free conditions is reported. The reaction pro-ceeds to completion within 5-12 min in 81-98% yield. This new green methodology is of interest due to minimizing the cost of operational hazards and environmental pollution, its excellent yields, short reac-tion time and high catalyst activity and reusability. 2015 artículo científico 1870-249X https://www.redalyc.org/articulo.oa?id=47539242001 en http://www.redalyc.org/revista.oa?id=475 Journal of the Mexican Chemical Society application/pdf Sociedad Química de México Journal of the Mexican Chemical Society (México) Num.1 Vol.59 |
| format | Artículo científico |
| id | redalyc_47539242001 |
| institution | Redalyc |
| language | en |
| publishDate | 2015 |
| publisher | Sociedad Química de México |
| spellingShingle | A Rapid, One-pot, Multi-component Route to 4,4'-(arylmethylene) bis (3-methyl-1-phenyl-1H-pyrazol-5-ols) Asadollah Hassankhani Multidisciplinaria (Ciencias Naturales y Exactas) 4’ 1H 4H2O ols) bis(3 A Rapid, One-pot, Multi-component Route to 4,4'-(arylmethylene) bis (3-methyl-1-phenyl-1H-pyrazol-5-ols) Asadollah Hassankhani Multidisciplinaria (Ciencias Naturales y Exactas) 4’ 1H 4H2O ols) bis(3 A new, efficient and environmentally benign protocol for the one-pot, multicomponent synthesis of 4,4’-arylmethylene-bis(3-methyl-1-phenyl-1H-pyrazol-5-ols) by condensation of aryl aldehydes, phenyl hydrazine and ethyl acetoacetate catalyzed by Ce(SO4)2.4H2O as an ecofriendly catalyst with high catalytic activity and reusability at 125 °C under solvent-free conditions is reported. The reaction pro-ceeds to completion within 5-12 min in 81-98% yield. This new green methodology is of interest due to minimizing the cost of operational hazards and environmental pollution, its excellent yields, short reac-tion time and high catalyst activity and reusability. 2015 artículo científico 1870-249X https://www.redalyc.org/articulo.oa?id=47539242001 en http://www.redalyc.org/revista.oa?id=475 Journal of the Mexican Chemical Society application/pdf Sociedad Química de México Journal of the Mexican Chemical Society (México) Num.1 Vol.59 |
| title | A Rapid, One-pot, Multi-component Route to 4,4'-(arylmethylene) bis (3-methyl-1-phenyl-1H-pyrazol-5-ols) |
| topic | Multidisciplinaria (Ciencias Naturales y Exactas) 4’ 1H 4H2O ols) bis(3 |
| url | https://www.redalyc.org/articulo.oa?id=47539242001 |