Isothermal Vapor-Liquid Equilibria and Excess Enthalpies of (Propyl Ethanoate + Heptane), (Propyl Ethanoate + Cyclohexane), and (Propyl Ethanoate + 1-Hexene) Negadi, L.; Belabbaci, A.; Ait Kaci, A.; Jose, J.; Journal of Chemical & Engineering Data 2007, 52, 47-55