Liquid-crystalline polymorphism of 4-alkyloxybenzylidene-4′-alkyloxyanilines and nonlinearity of their phase diagrams with different standards

► Liquid crystalline polymorphism of 4-alkyloxybenzylidene-4′-alkyloxyanilines. ► Nonlinear properties of their phase diagrams with different mesophase standards. ► Confirmation of mesophase identification by the XRD method.