A Conveniet One Step Synthesis Of Pyrazolo[5,4-d] Benzopyranes

Pyrazolo[5,4-d]benzopyranes have been synthesized in one step in good yield by the reaction of 2-pyrazolin-5-ones with orthohydroxy benzalaldehydes in presence of hydrochloric acid.

کلیدواژه ها:

2-pyrazolone-5-one ، free radical scavenger ، reactive oxygen species ، stabilization ، viscosity