Articles with "pyrazolo cinnolin" as a keyword



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2,5-Disubstituted Pyrazolo[4,3-c]cinnolin-3-ones

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Published in 2017 at "Journal of Heterocyclic Chemistry"

DOI: 10.1002/jhet.2744

Abstract: Complementary strategies to 2,5-disubstituted pyrazolo[4,3-c]cinnolin-3-ones are reported herein, providing late stage substituent introduction at either the 2- or the 5-position. Treating a readily prepared 4-thiocinnoline ester with substituted hydrazines afforded late stage access to the… read more here.

Keywords: late stage; disubstituted pyrazolo; cinnolin ones; pyrazolo cinnolin ... See more keywords