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3-Hexyn-2,5-diol CAS 3031-66-1


  • CAS: 3031-66-1
  • Molecular Formula: C6H10O2
  • Molecular Weight: 114.14
  • EINECS: 221-209-5
  • Synonyms: BIS(1-HYDROXYETHYL)ACETYLENE; 3-HEXYNE-2,5-DIOL, DL AND MESO; 3-HEXYNE-2,5-DIOL; 3-hexyn-2,5-diol; Di(1-hydroxyethyl)acetylene; 3-HEXYNE-2,5-DIOL, 97%, MIXTURE OF (+/-) -AND MESO ISOMERS; 3-Hexyne-2,5-diol, dl + meso, 97%; NISTC3031661; 3-Hexin-2,5-diol; Hexyne-3-diol-2,5; (2R,5R)-3-hexyne-2,5-diol
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    What is 3-Hexyn-2,5-diol CAS 3031-66-1?

    3-Hexyn-2,5-diol has a light yellow oily color and is soluble in chloroform (a small amount) and methanol (a small amount). It is used as a secondary brightener for bright and semi bright nickel plating solutions

    Specification 

    Item Specification
    Boiling point 121 °C15 mm Hg(lit.)
    Density 1.009 g/mL at 25 °C(lit.)
    Melting point 42 °C(lit.)
    flash point >230 °F
    resistivity n20/D 1.473(lit.)
    Storage conditions 2-8°C

    Application

    3-Hexyn-2,5-dio is used as a brightener additive in the electroplating industry and as an inhibitor of aluminum anodization. As a secondary brightener for bright and semi bright nickel plating solutions, its usage concentration ranges from 0.1-0.3g/l

    Package 

    Usually packed in 25kg/drum,and also can be do customized package.

    3-Hexyn-2,5-diol-package

    3-Hexyn-2,5-diol CAS 3031-66-1

    3-Hexyn-2,5-diol-pack

    3-Hexyn-2,5-diol CAS 3031-66-1


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