Trans-1,1,1,4,4,4-hexafluoro-2-butene and azeotrope-like composition of water

Trans-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz (E)) and the composition of the azeotropic and azeotrope-like water is provided. The composition of such azeotropic and azeotrope-like is useful to isolate from impurities in the production of HFO-1336mzz (E). Azeotropic mixtures of the invention, likewise, blowing agents, propellants, refrigerants useful in the final composition such as diluents for gaseous sterilization. .BACKGROUND