Pyrazoline and pyrazole are heterocyclic compounds containing two nitrogen atoms which have various bioactivities such as antidiabetic, anticancer, antibacterial, and tyrosinase inhibitors. Pyrazoline compounds and pyrazole derivatives of 2-methoxyphenyl and 3- hydroxybenzaldehyde were synthesized in three steps. The firststage is the formation of chalcone compounds using a microwave devic…