1,1,3,5,5-Pentamethyl-3-phenyl-1,5-divinyltrisiloxane

Modify Date: 2025-08-25 11:34:21

1,1,3,5,5-Pentamethyl-3-phenyl-1,5-divinyltrisiloxane Structure
1,1,3,5,5-Pentamethyl-3-phenyl-1,5-divinyltrisiloxane structure
Common Name 1,1,3,5,5-Pentamethyl-3-phenyl-1,5-divinyltrisiloxane
CAS Number 17902-95-3 Molecular Weight 322.622
Density 0.9±0.1 g/cm3 Boiling Point 297.6±23.0 °C at 760 mmHg
Molecular Formula C15H26O2Si3 Melting Point N/A
MSDS N/A Flash Point 115.8±23.0 °C

 Names

Name bis[[ethenyl(dimethyl)silyl]oxy]-methyl-phenylsilane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 297.6±23.0 °C at 760 mmHg
Molecular Formula C15H26O2Si3
Molecular Weight 322.622
Flash Point 115.8±23.0 °C
Exact Mass 322.124054
PSA 18.46000
LogP 7.69
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.474

 Safety Information

HS Code 2934999090

 Synthetic Route

~%

1,1,3,5,5-Pentamethyl-3-phenyl-1,5-divinyltrisiloxane Structure

1,1,3,5,5-Penta...

CAS#:17902-95-3

Literature: Andrianov,K.A. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1968 , p. 1689 - 1693 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1968 , p. 1786 - 1791

 Precursor & DownStream

Precursor  2

DownStream  0

 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

1,1,3,5,5-Pentamethyl-3-phenyl-1,5-divinyltrisiloxane
Benzene, [3-ethenyl-1-[(ethenyldimethylsilyl)oxy]-1,3,3-trimethyldisiloxanyl]-
EINECS 241-847-8
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