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  • 2,2,4,4,6,6,8,8,10,10,12,12-Dodecamethylcyclohexasiloxane

    • 2,2,4,4,6,6,8,8,10,10,12,12-Dodecamethylcyclohexasiloxane

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    Catalog Number
    ACM540976
    CAS Number
    540-97-6
    Product Name
    2,2,4,4,6,6,8,8,10,10,12,12-Dodecamethylcyclohexasiloxane
    Structure
    Category
    Salt
    Description
    Liquid
    IUPAC Name
    2,2,4,4,6,6,8,8,10,10,12,12-dodecamethyl-1,3,5,7,9,11-hexaoxa-2,4,6,8,10,12-hexasilacyclododecane
    Molecular Weight
    444.92g/mol
    Molecular Formula
    C12H36O6Si6
    Canonical SMILES
    C[Si]1(O[Si](O[Si](O[Si](O[Si](O[Si](O1)(C)C)(C)C)(C)C)(C)C)(C)C)C
    InChI
    InChI=1S/C12H36O6Si6/c1-19(2)13-20(3,4)15-22(7,8)17-24(11,12)18-23(9,10)16-21(5,6)14-19/h1-12H3
    InChI Key
    IUMSDRXLFWAGNT-UHFFFAOYSA-N
    Boiling Point
    245.0 °C;245 °C
    Melting Point
    -3.0 °C;-3 °C
    Flash Point
    91 °C (196 °F) - closed cup
    Density
    0.9672 g/cu cm at 25 °C
    Solubility
    1.15e-08 M;In water, 0.0051 mg/L at 23 °C
    Color/Form
    Oily liquid;Clear, siloxane fluid
    Complexity
    320
    Covalently-Bonded Unit Count
    1
    EC Number
    208-762-8
    Exact Mass
    444.112748g/mol
    Formal Charge
    0
    Heat of Vaporization
    Enthalpy of vaporization: 56.1 to 62.6 kJ/mol
    Heavy Atom Count
    24
    Log P
    9.06 (LogP);log Kow = 8.87
    MeSH Entry Terms
    dodecamethylcyclohexasiloxane
    Monoisotopic Mass
    444.112748g/mol
    Odor
    Odorless
    Other Experimental
    Molar volume = 436.8 cu cm/mol at 23 °C;Henry's Law constant = 25.0 atm-cu m/mole at 25 °C;Hydroxyl radical reaction rate constant = 1.80X10-12 cu cm/molecule-sec at 25 °C (est)
    Refractive Index
    Index of refraction = 1.4015 at 20 °C
    Rotatable Bond Count
    0
    Stability
    Stable under recommended storage conditions.
    UNII
    XHK3U310BA
    Vapor Pressure
    0.02 mmHg;0.0169 mm Hg at 25 °C
    Viscosity
    6.62 cSt
    MSDS
    Download MSDS
    COA
    Download COA
    Spec Sheet
    Download Spec Sheet
    If you have any other questions or need other size, please get a quote.
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