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Pentamethyldisiloxane, 95%, Thermo Scientific Chemicals
Supplier: Thermo Scientific Chemicals L1657714
Description
Pentamethyldisiloxane is used in the synthesis of siloxane-polyether copolymer surfactants. It is also used as source of trimethylsilyl functional group in organic synthesis.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
ApplicationsPentamethyldisiloxane is used in the synthesis of siloxane-polyether copolymer surfactants. It is also used as source of trimethylsilyl functional group in organic synthesis.
Solubility
Not miscible or difficult to mix in water.
Notes
It is sensitive to moisture. Keep container tightly closed in a dry and well-ventilated place. Store under dry inert gas. Incompatible with oxidizing agents.
Specifications
86°C to 87°C | |
1438-82-0 | |
C5H15OSi2 | |
UN1993 | |
−19°C (−2°F) | |
Not miscible or difficult to mix in water. | |
C[Si](C)O[Si](C)(C)C | |
147.344 | |
148.35 | |
1.374 | |
0.758 |
Pentamethyldisiloxane | |
25 g | |
MFCD00053658 | |
1734568 | |
pentamethyldisiloxane, disiloxane, pentamethyl, 1,1,1,3,3-pentamethyldisiloxane, dimethyl trimethylsilyloxy silicon, disiloxane, 1,1,1,3,3-pentamethyl, dimethyl trimethylsilyl oxy silyl, dimethylsilyl oxy trimethylsilane | |
XUKFPAQLGOOCNJ-UHFFFAOYSA-N | |
dimethyl(trimethylsilyloxy)silicon | |
6327260 | |
95% | |
Moisture sensitive |
Chemical Identifiers
1438-82-0 | |
147.344 | |
XUKFPAQLGOOCNJ-UHFFFAOYSA-N | |
6327260 | |
C[Si](C)O[Si](C)(C)C |
C5H15OSi2 | |
MFCD00053658 | |
pentamethyldisiloxane, disiloxane, pentamethyl, 1,1,1,3,3-pentamethyldisiloxane, dimethyl trimethylsilyloxy silicon, disiloxane, 1,1,1,3,3-pentamethyl, dimethyl trimethylsilyl oxy silyl, dimethylsilyl oxy trimethylsilane | |
dimethyl(trimethylsilyloxy)silicon |
Safety and Handling
GHS H Statement
H225
Highly flammable liquid and vapor.
P210-P233-P240-P241-P242-P243-P280-P303+P361+P353-P370+P378q-P501c
H225
DOTInformation : Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, N.O.S.
EINECSNumber : 215-873-5
TSCA : Yes
Recommended Storage : Ambient temperatures
RUO – Research Use Only