tris(trimethylsiloxy)silane

Modify Date: 2025-08-22 05:51:15

tris(trimethylsiloxy)silane Structure
tris(trimethylsiloxy)silane structure
Common Name tris(trimethylsiloxy)silane
CAS Number 1873-89-8 Molecular Weight 296.659
Density 0.85 Boiling Point 185.0±0.0 °C at 760 mmHg
Molecular Formula C9H28O3Si4 Melting Point <0ºC
MSDS N/A Flash Point 55.0±0.0 °C

 Names

Name tris(trimethylsilyloxy)silicon
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.85
Boiling Point 185.0±0.0 °C at 760 mmHg
Melting Point <0ºC
Molecular Formula C9H28O3Si4
Molecular Weight 296.659
Flash Point 55.0±0.0 °C
Exact Mass 296.111542
PSA 27.69000
LogP 7.11
Vapour Pressure 1.0±0.3 mmHg at 25°C
Index of Refraction n20/D 1.386(lit.)
Storage condition Flammables area

 Safety Information

Risk Phrases R10
Safety Phrases S23-S24/25
RIDADR UN 1993 3/PG 3
WGK Germany 3
Packaging Group III
HS Code 2934999090

 Synthetic Route

~74%

tris(trimethylsiloxy)silane Structure

tris(trimethyls...

CAS#:1873-89-8

Literature: Scheim, U.; Grosse-Ruyken, H.; Ruehlmann, K.; Porzel, A. Journal of Organometallic Chemistry, 1986 , vol. 312, p. 27 - 32

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tris(trimethylsiloxy)silane Structure

tris(trimethyls...

CAS#:1873-89-8

Literature: Chemische Berichte, , vol. 94, p. 2437 - 2441

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tris(trimethylsiloxy)silane Structure

tris(trimethyls...

CAS#:1873-89-8

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 29, # 3 p. 448 - 452 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 3 p. 629 - 634

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tris(trimethylsiloxy)silane Structure

tris(trimethyls...

CAS#:1873-89-8

Literature: Journal of Organometallic Chemistry, , vol. 277, # 2 p. 203 - 210

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tris(trimethylsiloxy)silane Structure

tris(trimethyls...

CAS#:1873-89-8

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <4>9, p. 63,67,70

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]-
1,1,1,5,5,5-Hexamethyl-3-[(trimethylsilyl)oxy]trisiloxane
3-Hydrogen-1,1,1,5,5,5-hexamethyl-3-trimethylsiloxytrisiloxan
2.2.6.6-tetramethyl-4-trimethylsiloxy-2,4,6-trisila-3.5-dioxaheptane
EINECS 217-497-7
Tris(trimethylsiloxy)silane
Tris(trimethylsilyloxy)silane
MFCD00054865
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