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In the present work, an efficient regioselective synthesis of 1,3,4-tri- and 1,3,4,5-tetrasubstituted pyrazoles via a methanesulfonic acid (MSA)-catalyzed reaction of hydrazones with enaminones or enamines is reported. Click to show full abstract
In the present work, an efficient regioselective synthesis of 1,3,4-tri- and 1,3,4,5-tetrasubstituted pyrazoles via a methanesulfonic acid (MSA)-catalyzed reaction of hydrazones with enaminones or enamines is reported.
Keywords:
tetrasubstituted pyrazoles;
msa catalyzed;
synthesis tri;
enaminones enamines;
tri tetrasubstituted;
regioselective synthesis
Journal Title: New Journal of Chemistry
Year Published: 2019
Link to full text (if available)
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Journal Title: New Journal of Chemistry
Year Published: 2019
Link to full text (if available)
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recommendations!