Hexaethyldisiloxane

Name: Hexaethyldisiloxane
Brand: Vaqora Chemicals
SKU: VQ-039224

About Hexaethyldisiloxane

Listed under CAS 994-49-0, Hexaethyldisiloxane is an organosilicon compound available from Vaqora Chemicals. With the molecular formula C12H30OSi2, it has a molar mass of 246.54 g/mol. The IUPAC name is triethyl(triethylsilyloxy)silane. It is also known as 1,1,1,3,3,3-Hexaethyldisiloxane or Disiloxane, hexaethyl-.

Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Hexaethyldisiloxane in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Hexaethyldisiloxane
Catalogue No.	VQ-039224
CAS Number	994-49-0
IUPAC name	triethyl(triethylsilyloxy)silane
Molecular formula	C₁₂H₃₀OSi₂
Molecular weight	246.54 g/mol
Exact mass	246.1835
InChIKey	WILBTFWIBAOWLN-UHFFFAOYSA-N
SMILES	CC[Si](CC)(CC)O[Si](CC)(CC)CC
PubChem CID	70442

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 1
TPSA	9.2 Å²
Synonyms	1,1,1,3,3,3-Hexaethyldisiloxane, Disiloxane, hexaethyl-, Bis(triethylsilyl) ether, Disiloxane, 1,1,1,3,3,3-hexaethyl-, Triethylsilyl Ether, 1,1,3,3,3-Hexaethyldisiloxane

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Hexaethyldisiloxane?

The CAS Registry Number of Hexaethyldisiloxane is 994-49-0. It is also known as 1,1,1,3,3,3-Hexaethyldisiloxane, Disiloxane, hexaethyl-, Bis(triethylsilyl) ether.

What is the molecular formula and molecular weight of Hexaethyldisiloxane?

Hexaethyldisiloxane has the molecular formula C12H30OSi2 and a molecular weight of 246.54 g/mol. Its IUPAC name is triethyl(triethylsilyloxy)silane.

Which grade and pack sizes of Hexaethyldisiloxane can I order?

We supply Hexaethyldisiloxane, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Hexaethyldisiloxane?

Yes. Every lot of Hexaethyldisiloxane is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Hexaethyldisiloxane be shipped internationally?

Yes. Hexaethyldisiloxane is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.