Phase-transfer catalyzed acylation of 5(3)-hydroxy-3(5)-substituted-1H- pyrazoles

Ali Khalil Ali ; Hassan M. ; Mohamed M. ; El-Sayed A. 


Abstract


PTC acylation of 5(3)-hydroxy-3(5)-substituted-1H-pyrazoles by different acyl halide reagents at 25°C in the presence of tetrabutylammonium bromide as catalyst has been investigated. This work is aiming to study the comparison of N-versus O- and C-acylation of the starting materials.


Other data

Issue Date 1-Nov-2006
Journal Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry 
URI http://research.asu.edu.eg/handle/123456789/168567
DOI 11
https://api.elsevier.com/content/abstract/scopus_id/33845639990
2485
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