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Hexamethylcyclotrisiloxane, 97%

Catalog No. AAB2302836
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Catalog No. AAB2302836 Supplier Thermo Scientific Chemicals Supplier No. B2302836
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Description

CAS: 541-05-9 | C6H18O3Si3 | 222.46 g/mol

Hexamethylcyclotrisiloxane is used in the preparation of graft polymers and block polymers. It is also a useful biochemical for proteomics research and also acts as an intermediate in organic reactions.

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
Hexamethylcyclotrisiloxane is used in the preparation of graft polymers and block polymers. It is also a useful biochemical for proteomics research and also acts as an intermediate in organic reactions.

Solubility
Slightly soluble in water.

Notes
Moisture sensitive. Incompatible in strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 541-05-9
Molecular Formula C6H18O3Si3
Molecular Weight (g/mol) 222.46
MDL Number MFCD00005943
InChI Key HTDJPCNNEPUOOQ-UHFFFAOYSA-N
Synonym hexamethylcyclotrisiloxane, cyclotrisiloxane, hexamethyl, dimethylsiloxane cyclic trimer, unii-epv75l8o0r, ccris 1326, sdk 10, hexamethylcyclohexasiloxane, epv75l8o0r, cyclotrisiloxane, 2,2,4,4,6,6-hexamethyl, dsstox_cid_7185
PubChem CID 10914
IUPAC Name 2,2,4,4,6,6-hexamethyl-1,3,5,2,4,6-trioxatrisilinane
SMILES C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O1

Specifications

Boiling Point 134°C
Melting Point 64°C to 66°C
Quantity 500 g
UN Number UN1325
Beilstein 1766829
Flash Point 35°C (95°F)
Solubility Information Slightly soluble in water.
Formula Weight 222.47
Percent Purity 97%
Sensitivity Moisture sensitive
Chemical Name or Material Hexamethylcyclotrisiloxane
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Safety and Handling

Hazard Category H228
Hazard Statement GHS H Statement
H228-H315-H319-H335
Flammable solid.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary Statement P210-P240-P241-P280-P370+P378q
DOTInformation Hazard Class: 4.1; Packaging Group: III
EINECSNumber 208-765-4
RTECSNumber GZ4705000
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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