【Chemical Name】2,5-Dimethyl-3-Hexyne-2,5-Diol
【Synonym】Dimethylhexynediol; Tetramethyl-2-butynediol
【CAS No】142-30-3
【Molecular Formula】C₈H₁₄O₂           
【Molecular Weight】142.20
【Structural Formula】

【Properties】White crystal or flake; Density: 0.949g/cm³ (20/20℃). MP: 94-96℃. BP: 205-206℃. Soluble in water, acetone，glycol, ethyl ketone .Insoluble in benzene, petroleum aether and carbon tetrachloride. No deliquescence.
【Specification】≥99% (GC)
【Packing】25kg/bag,Composite woven bag(plastic bag inside)or PE bag.
【Storage&Transportation】Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. protected against rain and damp,  Avoid to contact water or moisture and oxidant during Storing&Transporting.
【Usage】Used as intermediate material in producing of surfactant, spice, herbicide, adhesive and polyester polyalcohol in polyurethane production as well as of assistants of metal surface treatment, lubricants of electrical wire, organic-peroxide, brightener in metal plating industry, polyhydroxylated compound of alkyd resin,and in synthetizing of peroxide catalyst and cross-linking agent, coupler in resin coating of cloth and paper, modifier of synthetized resin and surfactant etc