Thermo Scientific Chemicals

Octamethylcyclotetrasiloxane, 98%, Thermo Scientific Chemicals

Catalog number: A15240.36
500 g, Each
Thermo Scientific Chemicals

Octamethylcyclotetrasiloxane, 98%, Thermo Scientific Chemicals

Catalog number: A15240.36
500 g, Each
Quantity
Catalog number: A15240.36
also known as A15240-36
Price (USD)
Quantity
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Chemical Identifiers

CAS
556-67-2
IUPAC Name
octamethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Molecular Formula
C8H24O4Si4
InChI Key
HMMGMWAXVFQUOA-UHFFFAOYSA-N
SMILES
C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
Appearance (Color)
Clear colorless
Assay (GC)
≥97.5% (UK-sourced material)
Assay from Supplier's CofA
≥97.5% (US-sourced material)
Comment
Material sourced in UK and US
Identification (FTIR)
Conforms

Description

Octamethylcyclotetrasiloxane is used to prepare silicone oil, silicone rubber and silicone resin having different degrees of polymerization through ring opening and polymerizing. It is also widely used in various fields viz. construction, electronics, textile, automobile, personal care, food, and machining. It is an organometallic reagent utilized for the preparation of siloxane polymers having high surface-hydrophobicity restoration.

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
Octamethylcyclotetrasiloxane is used to prepare silicone oil, silicone rubber and silicone resin having different degrees of polymerization through ring opening and polymerizing. It is also widely used in various fields viz. construction, electronics, textile, automobile, personal care, food, and machining. It is an organometallic reagent utilized for the preparation of siloxane polymers having high surface-hydrophobicity restoration.

Solubility
Immiscible with water.

Notes
Incompatible with strong oxidizing agents, acids and bases.
RUO – Research Use Only

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