1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane

Modify Date: 2025-09-08 07:24:28

1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane Structure
1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane structure
Common Name 1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane
CAS Number 17962-34-4 Molecular Weight 270.548
Density N/A Boiling Point 209.4±13.0 °C at 760 mmHg
Molecular Formula C11H22O2Si3 Melting Point N/A
MSDS N/A Flash Point 80.4±19.8 °C

 Names

Name [(dimethyl-λ3-silanyl)oxy-methyl-phenylsilyl]oxy-dimethylsilicon
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 209.4±13.0 °C at 760 mmHg
Molecular Formula C11H22O2Si3
Molecular Weight 270.548
Flash Point 80.4±19.8 °C
Exact Mass 270.092743
PSA 18.46000
LogP 7.66
Vapour Pressure 0.3±0.4 mmHg at 25°C
Index of Refraction 1.4471

 Safety Information

Risk Phrases 36/37/38
Safety Phrases S26
HS Code 2934999090

 Synthetic Route

~%

1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane Structure

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

CAS#:17962-34-4

Literature: Dow Corning Corp. Patent: US2877256 , 1956 ;

 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-trisiloxane
1,1,3,5,5-Pentamethyl-3-phenyl-trisiloxan
EINECS 241-886-0
1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane
3-PHENYL-1,1,3,5,5-PENTAMETHYLTRISILOXANE
Benzene, [1-[(dimethylsilyl)oxy]-1,3,3-trimethyldisiloxanyl]-
1,5-dihydro-1,1,3,5,5-pentamethyl-3-phenyltrisiloxane
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