Triethoxysilane

Name: Triethoxysilane
Brand: Vaqora Chemicals
SKU: VQ-049523

About Triethoxysilane

Triethoxysilane is an organosilicon compound carrying the CAS registry number 998-30-1. Its molecular formula is C6H16O3Si and its molecular weight is 164.27 g/mol. It is also known as Silane, triethoxy- or SIT 8185.

Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 8 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Triethoxysilane 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	Triethoxysilane
Catalogue No.	VQ-049523
CAS Number	998-30-1
IUPAC name	triethoxysilane
Molecular formula	C₆H₁₆O₃Si
Molecular weight	164.27 g/mol
Exact mass	164.0869
InChIKey	QQQSFSZALRVCSZ-UHFFFAOYSA-N
SMILES	CCO[SiH](OCC)OCC
PubChem CID	13830

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 3
TPSA	27.7 Å²
Synonyms	Silane, triethoxy-, SIT 8185, hydridotriethoxysilane, HSi(OEt)3, Si(OEt)3H, Triethoxisilane, (EtO)3SiH

Safety & hazard information (GHS)

Flammable

Corrosive

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H226Flammable liquid and vapor
H252Self-heating in large quantities, may catch fire
H260In contact with water releases flammable gases which may ignite spontaneously
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H330Fatal if inhaled

Precautionary statements: P210, P223, P231 + P232, P233, P235, P240, P241, P242, P243, P260, P264, P264 + P265, P270, P271, P280, P284, P301 + P317, P301 + P330 + P331, P302 + P335 + P334, P302 + P352, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P354 + P338

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 Triethoxysilane?

The CAS Registry Number of Triethoxysilane is 998-30-1. It is also known as Silane, triethoxy-, SIT 8185, hydridotriethoxysilane.

What is the molecular formula and molecular weight of Triethoxysilane?

Triethoxysilane has the molecular formula C6H16O3Si and a molecular weight of 164.27 g/mol. Its IUPAC name is triethoxysilane.

Which grade and pack sizes of Triethoxysilane can I order?

We supply Triethoxysilane, 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 Triethoxysilane?

Yes. Every lot of Triethoxysilane 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 Triethoxysilane be shipped internationally?

Yes. Triethoxysilane 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.