Acetylacetone by Research Lab Fine Chem Industries is high grade reagent. This organic compound exists in two tautomeric forms. The reagent is available as a colourless liquid which is soluble in water. Acetylacetone has a melting point at 23 C and a boiling point at 140 C. This compound is prepared industrially by the thermal rearrangement of isopropenyl acetate. NMR spectroscopy, IR spectroscopy and other methods can be used to distinguish between the two tautomeric forms. CAS No: 123-54-6 Quantity Provided: 500 ml per pack Molecular formula: C5H8O2 Molecular weight: 100.12 Analytical grade reagent Assay: Minimum 99.5