%0 Journal Article %T Tautomerism, molecular structure, intramolecular hydrogen bond, and enol-enol equilibrium of para halo substituted 4,4,4-trifluoro-1- phenyl-1,3-butanedione; Experimental and theoretical studies %A Darugar, Vahidreza %A Vakili, Mohamad %A A.R. Nekoei %A Tayyari, Sayyed Faramarz %A R. Afzali %J Journal of Molecular Structure %@ 0022-2860 %D 2017