TETRAMETHYLCYCLOTETRASILOXANE

Suppliers

Names

[ Name ]:
TETRAMETHYLCYCLOTETRASILOXANE

[Synonym ]:
1,3,5,7-tetramethylcyclotetrasiloxane
tetramethylcyclohydrosiloxane
2,4,6,8-tetramethylcyclotetrasiloxane
cyclic tetramethyltetrasiloxane
1,3,5,7-Tetramethyl Cyclotetrasiloxane
1,3,5,7-Cyclotetra(methylsiloxane) 1,3,5,7-Tetramethylcyclotetrasiloxane TMCTS
MFCD00039567
TETRAMETHYLCYCLOTETRASILOXANE
TMCTS
2,4,6,8-Tetramethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocane
EINECS 219-137-4
2,4,6,8-Tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Cyclotetrasiloxane,2,4,6,8-tetramethyl
Cyclotetrasiloxane, 2,4,6,8-tetramethyl-
1,3,5,7-Cyclotetra(methylsiloxane),1,3,5,7-Tetramethylcyclotetrasiloxane,TMCTS

Chemical & Physical Properties

[ Density]:
0.986 g/mL at 25 °C(lit.)

[ Boiling Point ]:
134.5±0.0 °C at 760 mmHg

[ Melting Point ]:
−69 °C(lit.)

[ Molecular Formula ]:
C₄H₁₆O₄Si₄

[ Molecular Weight ]:
240.509

[ Flash Point ]:
31.5±18.7 °C

[ Exact Mass ]:
240.012558

[ PSA ]:
36.92000

[ Vapour Pressure ]:
9.9±0.2 mmHg at 25°C

[ Index of Refraction ]:
n20/D 1.387(lit.)

[ Storage condition ]:
Flammables area

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H226

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R10;R36

[ Safety Phrases ]:
S16-S26-S36

[ RIDADR ]:
UN 1993 3/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
3

[ HS Code ]:
2901100000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

methyl dichlorosilane
Water
2,4,6-trimethylcyclotrisiloxane
Chlorotrimethylsilane
chloro-[chloro(methyl)silyl]oxy-methylsilane
Diethyl ether

DownStream

Octamethylsilsesquioxane
β-Methylstyrene
Trimethyl Methoxysilane
Hexamethyldisiloxane
methylsilane
isosafrole

Customs

[ HS Code ]: 2901100000

[ Summary ]:
2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Articles

Hierarchical superstructures from a star-shaped molecule consisting of a cyclic oligosiloxane with cyanobiphenyl moieties.

Soft Matter 11(1) , 58-68, (2014)

Unconventional star-shaped liquid crystals (abbreviated as SiLCs) were successfully synthesized by chemically connecting four cyanobiphenyl anisotropic mesogens to the periphery of a super-hydrophobic...

Ward, L. J.; et al.

Langmuir 19 , 2110, (2003)

Pai, C. S.; et al.

Mater. Chem. Phys. 44 , 1, (1996)

Tetravinyltetramethylcyclotetrasiloxane
2,4,6,8-tetrabutyl-2,4,6,8-tetramethylcyclotetrasiloxane
1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane
2,4,6,8-tetraphenyl-2,4,6,8-tetramethylcyclotetrasiloxane
1,3,5,7-tetrachloro-1,3,5,7-tetramethylcyclotetrasiloxane
tetrakis(diphenylphosphinoethyl)tetramethylcyclotetrasiloxane
4-phenyl-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)tetrahydro-2H-pyran-4-carboxamide
4-(morpholinosulfonyl)-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)benzamide
3-(4-fluoro-3-methylphenyl)-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)propanamide
4-acetamido-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)benzamide
1-methyl-6-oxo-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)-1,6-dihydropyridazine-3-carboxamide
N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)-1H-indole-2-carboxamide
N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)-1H-indole-5-carboxamide
2-(4-bromophenyl)-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)acetamide
(E)-3-(2-chlorophenyl)-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)acrylamide
3-fluoro-N-((1-(pyridin-3-yl)-1H-1,2,3-triazol-4-yl)methyl)benzamide

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