Hexamethylcyclotrisiloxane

Product Information

Molecular Formula:
C6H18O3Si3
Molecular Weight:
222.46
Description
Liquid; OtherSolid
Synonyms
2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-trioxatrisilinane; CH7260; Cyclotrisiloxane, hexamethyl-; cyclotrisiloxane,hexamethyl-; Dimethylsiloxane cyclic trimer; hexamethylcyclortrisiloxane; hexamethyl-cyclotrisiloxan; HEXAMETHYLCYCLOHEXASILOXANE
IUPAC Name
2,2,4,4,6,6-hexamethyl-1,3,5,2,4,6-trioxatrisilinane
Canonical SMILES
C[Si]1(O[Si](O[Si](O1)(C)C)(C)C)C
InChI
InChI=1S/C6H18O3Si3/c1-10(2)7-11(3,4)9-12(5,6)8-10/h1-6H3
InChI Key
HTDJPCNNEPUOOQ-UHFFFAOYSA-N
Boiling Point
134 °C(lit.)
Melting Point
50-64 °C(lit.)
Flash Point
95 °CF
Purity
>95.0%(GC)
Density
1.02
Solubility
water, 1.571 mg/L @ 25 °C (est)
Appearance
White crystalline solid
Storage
Flammables area
Refractive Index
1.417
Stability
Stable, but moisture sensitive. Incompatible with strong oxidizing agents. Highly flammable.
Vapor Pressure
3.53 mmHg

Safety Information

Hazards
H228
Precautionary Statement
P210

Computed Properties

Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
3
Rotatable Bond Count
0
Exact Mass
222.05637404 g/mol
Monoisotopic Mass
222.05637404 g/mol
Topological Polar Surface Area
27.7Ų
Heavy Atom Count
12
Formal Charge
0
Complexity
139
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
CN-114163644-A Softening deepening agent and preparation method thereof 2021-12-27
CN-114181408-A Method for preparing silicone emulsion 2021-12-22
CN-114058016-A Method and device for continuously producing high-viscosity dimethyl silicone oil 2021-12-16
CN-114178033-A Rubbing crusher of production dimethyl cyclosiloxane 2021-12-13
CN-114031274-A Method for preparing continuous low-hydroxyl high-uniformity quartz glass 2021-12-09
CN-114032017-A Modified branched fluorinated polyurethane-based polyurethane wire enamel composition with high breakdown voltage and long service life and preparation method thereof 2021-11-21
CN-113999688-A Spreading agent for improving spreading performance of oil drop water surface 2021-11-19
CN-113880877-A Method and device for treating dimethyl dichlorosilane hydrolysate 2021-11-12
CN-113996256-A Method and device for treating dimethyl dichlorosilane hydrolysate 2021-11-12
CN-114011356-A Method and device for treating dimethyl dichlorosilane hydrolysate 2021-11-12

Literatures

PMID Publication Date Title Journal
27601420 2017-04-01 Exposure to cyclic volatile methylsiloxanes (cVMS) causes anchorage-independent growth and reduction of BRCA1 in non-transformed human breast epithelial cells Journal of applied toxicology : JAT
22247236 2011-12-01 Safety assessment of cyclomethicone, cyclotetrasiloxane, cyclopentasiloxane, cyclohexasiloxane, and cycloheptasiloxane International journal of toxicology
21995097 2011-09-01 [Head louce... an update] Journal de pharmacie de Belgique
21542235 2011-02-01 [In vitro efficacy of three novel delousing formulations against the head louse (Pediculus capitis L.)] Epidemiologie, mikrobiologie, imunologie : casopis Spolecnosti pro epidemiologii a mikrobiologii Ceske lekarske spolecnosti J.E. Purkyne
21266024 2011-01-25 Dimeticone 4% liquid gel found to kill all lice and eggs with a single 15 minute application BMC research notes
22016637 2011-01-01 Study on the stability of deoxyArbutin in an anhydrous emulsion system International journal of molecular sciences
22084736 2011-01-01 'Il corpo ritrovato': dermocosmetological skin care project for the oncologic patient ISRN oncology
20855348 2010-10-01 Update on treatments for head lice Evidence-based nursing
21063508 2010-07-01 Cosmetic camouflage in vitiligo Indian journal of dermatology
20003435 2009-12-14 A new two-phase dimeticone pediculicide shows high efficacy in a comparative bioassay BMC dermatology
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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