1,1,5,5-Tetraphenyltetramethyltrisiloxane

Product Information

Molecular Formula:
C28H32O2Si3
Molecular Weight:
484.82
Description
Thermal Silicone FluidHigh phenyl content fluids are utilized as heat-exchange fluids. dielectric coolants. impregnants for sintered metal bearing. and base oils for high temperature fluids. Low phenyl content fluids are utilized at lower temperatures than high phenylsilicones and find extended temperature service applications as lubricating oils for critical devices such as timers and systems involving rubber. plastic and aluminummating surfaces.1.1.5.5-Tetraphenyl-1.3.3.5-tetramethyltrisiloxanePhenylMethylsiloxane Oligomers - Diffusion FluidsViscosity. 25 °C: 35-40 cStViscosity. 99 °C:Pour-point. °C: -35Specific gravity: 1.07Refractive index: 1.556Surface tension: 37.3Molecular Weight: 485 g/mol
Synonyms
1,3,3,5-tetramethyl-1,1,5,5-tetraphenyl-trisiloxan; PHENYLMETHYLSILOXANE OLIGOMER; TETRAMETHYLTETRAPHENYLTRISILOXANE AND PENTA PHENYLTRIMETHYLTRISILOXANE; 1,3,3,5-TETRAMETHYL-1,1,5,5-TETRAPHENYLTRISILOXANE; 1,1,5,5-TETRAPHENYL-1,3,3,5-TETRAMETHYLTRISILOXANE;
IUPAC Name
dimethyl-bis[[methyl(diphenyl)silyl]oxy]silane
Canonical SMILES
C[Si](C)(O[Si](C)(C1=CC=CC=C1)C2=CC=CC=C2)O[Si](C)(C3=CC=CC=C3)C4=CC=CC=C4
InChI
InChI=1S/C28H32O2Si3/c1-31(2,29-32(3,25-17-9-5-10-18-25)26-19-11-6-12-20-26)30-33(4,27-21-13-7-14-22-27)28-23-15-8-16-24-28/h5-24H,1-4H3
InChI Key
YFCVAZGXPLMNDG-UHFFFAOYSA-N
Boiling Point
215°C (0.5 mmHg)
Melting Point
-25°C
Flash Point
221°C (430°F)
Purity
95%
Density
1.07
Solubility
water, 1.553e-006 mg/L @ 25 °C (est)
Refractive Index
n20/D 1.559

Computed Properties

Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
2
Rotatable Bond Count
8
Exact Mass
484.17100986 g/mol
Monoisotopic Mass
484.17100986 g/mol
Topological Polar Surface Area
18.5Ų
Heavy Atom Count
33
Formal Charge
0
Complexity
500
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

Patents

Publication Number Title Priority Date
WO-2021235476-A1 Surface treatment method for semiconductor substrate, and surface treatment agent composition 2020-05-21
WO-2021235479-A1 Surface treatment method for semiconductor substrates, and surface treatment agent composition 2020-05-21
CN-111269256-A Synthesis method of diffusion pump oil intermediate trimethyl-R-tetraethoxytrisiloxane 2020-02-17
TW-202033982-A Low melting point ionic liquids for infra-red liquid lens design 2019-02-01
CN-113661161-A Low-melting-point ionic liquid for infrared liquid lens design 2019-02-01
TW-202030490-A Particle connecting body, connecting material, connecting structure, conduction inspection member and conduction inspection device 2018-11-15
US-2020035494-A1 Surface Treatment Compositions and Methods 2018-07-30
WO-2020028214-A1 Surface treatment compositions and methods 2018-07-30
TW-202016280-A Surface treatment composition and method 2018-07-30
CN-112513192-A Surface treatment composition and method 2018-07-30
The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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