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Bis(trimethylsiloxy)methylsilane, 97%

Catalog No. AAH60586AD
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Quantity:
50 mL
250 mL

CAS: 1873-88-7 | C7H21O2Si3 | 221.498 g/mol

Bis(trimethylsiloxy)methylsilane is an important raw material and intermediate used in organic synthesis, pharmaceutical and dyestuff.

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.

Applications
Bis(trimethylsiloxy)methylsilane is an important raw material and intermediate used in organic synthesis, pharmaceutical and dyestuff.

Solubility
Miscible with acetone, ethanol, diethyl ether. Insoluble in water.

Notes
Incompatible with oxidizing agents. Store in a cool, dry conditions in a well sealed container. Store at room temperature.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1873-88-7
Molecular Formula C7H21O2Si3
Molecular Weight (g/mol) 221.498
MDL Number MFCD00048000
InChI Key SWGZAKPJNWCPRY-UHFFFAOYSA-N
Synonym 1,1,1,3,5,5,5-heptamethyltrisiloxane, bis trimethylsiloxy methylsilane, unii-rvy9659r8c, trisiloxane, 1,1,1,3,5,5,5-heptamethyl, methyl-bis trimethylsilyloxy silicon, dsstox_cid_18795, methicone 20 cst, unii-6777u11mkt, methylpolysilicone, xiameter mhx-1107 fluid 20 cst
PubChem CID 6327366
IUPAC Name methyl-bis(trimethylsilyloxy)silicon
SMILES C[Si](O[Si](C)(C)C)O[Si](C)(C)C

Specifications

Boiling Point 142°C
Quantity 50 mL
Linear Formula [(CH3)3SiO]2SiHCH3
UN Number UN1993
Beilstein 1748455
Flash Point 22°C (72°F)
Solubility Information Miscible with acetone,ethanol,diethyl ether. Insoluble in water.
Formula Weight 222.51
Percent Purity 97%
Refractive Index 1.382
Density 0.819
Chemical Name or Material Bis(trimethylsiloxy)methylsilane
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Hazard Category H225
Hazard Statement GHS H Statement
H225-H315-H319-H335
Highly flammable liquid and vapor.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary Statement P210-P233-P240-P241-P242-P243-P280-P303+P361+P353-P370+P378q-P501c
DOTInformation Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, N.O.S.
EINECSNumber 217-496-1
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only

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