Comparison Study of the Stab ility and Properties of Vibrational Spectra For Some Flavonols Compounds by Quantum Mechanical Calculations

Abstract

Flavonoles compounds which have  chemical structures[ C₁₈H₁₄O₅(F1)_, C₁₇H₁₅NO₃(F2)_, C₁₇H₁₄O₄(F3), C₁₇H₁₃ClO₃(F4)_,and C₁₈H₁₆O₃(F5)] were selected in this work.