28317-58-0Relevant academic research and scientific papers
Synthesis and tautomeric structure of 3,7-bis(arylazo)-2,6-dimethyl- 1Himidazo 1,2-b]pyrazoles
Shawali, Ahmad Sami,Abdallah, Magda A,Shehat, Mohamed R,Kandil, Mohamed
, p. 127 - 130 (2013)
Three series of 3,7-bis(arylazo)-2,6-dimethyl-1H-imidazo[1,2-b]pyrazoles were prepared starting from N-aryl-2-oxopropanehydrazonoyl chlorides. The acid dissociation constants pKa were determined and correlated with the Hammett equation. The results of suc
