Abstract

The synthesis of pyrano[2,3-c]pyrazole derivatives has been described by regio- and chemoselective four-component reaction of a dialkyl 3-oxopentanedioate, an active carbonyl compound, hydrazine and malononitrile in water/ethanol as a green medium under catalyst-free condition.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call