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540-97-6

540-97-6 structural image
Product Name: DODECAMETHYLCYCLOHEXASILOXANE
Formula: C12H36O6Si6
Synonyms: 2,2,4,4,6,6,8,8,10,10,12,12-Dodecamethylcyclohexasiloxane;Dodecamethylcyclohexasiloxane
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Liquid
Color/Form Oily liquid
Odor Odorless
Boiling Point 245 °C
Melting Point -3 °C
Flash Point 91 °C (196 °F) - closed cup
Solubility In water, 0.0051 mg/L at 23 °C
Density 0.9672 g/cu cm at 25 °C
Vapor Pressure 0.0169 mm Hg at 25 °C
LogP log Kow = 8.87
Henry's Law Constant Henry's Law constant = 25.0 atm-cu m/mole at 25 °C
Stability/Shelf Life Stable under recommended storage conditions.
Viscosity 6.62 cSt
Heat of Vaporization Enthalpy of vaporization: 56.1 to 62.6 kJ/mol
Surface Tension 19.2 mN/m at 20 °C; 18.8 mN/m at 25 °C
Refractive Index Index of refraction = 1.4015 at 20 °C
Kovats Retention Index 1342 1348 1350 1351 1353 1359 1359 1339 1341 1363 1346 1351
Other Experimental Properties Molar volume = 436.8 cu cm/mol at 23 °C

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H320:Serious eye damage/eye irritation
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.

COMPUTED DESCRIPTORS

Molecular Weight 444.92 g/mol
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 6
Rotatable Bond Count 0
Exact Mass 444.11274807 g/mol
Monoisotopic Mass 444.11274807 g/mol
Topological Polar Surface Area 55.4 Ų
Heavy Atom Count 24
Formal Charge 0
Complexity 320
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Dodecamethylcyclohexasiloxane is an organosilicon compound.