3,4-Hexanedione NEW

Chemical properties: Yellow oily liquid with a creamy aroma and a slightly unpleasant irritating odor. Melting point -100℃, boiling point 130℃. The relative density (d420) is 0.946, and the refractive index (nD20) is 1.4110. Little soluble in water, soluble in ethanol and oil, highly soluble in propylene glycol. Flash point 27 ° C.

Production method: After condensation of ethyl propionate in the presence of sodium metal, glycerin-propionate is obtained by oxidation in the presence of copper acetate or ferric chloride.