Hexamethyl Disiloxane

CAS Number: 107-46-0

Molecular Formula: C6H18OSi2

Purity: 98% purity

About Hexamethyl Disiloxane

Hexamethyldisiloxane CAS 107-46-0 serves as a high purity fine chemicals reagent essential for silylation in the API intermediates market, where its role as a silylating agent for carboxylic acids and alcohols is increasingly optimized through custom synthesis services to meet stringent regulatory requirements. HMDSO 1...

Hexamethyl Disiloxane Specifications

CAS Number

107-46-0

Molecular Formula

C6H18OSi2

Molecular Weight

162.38 g/mol

IUPAC Name

Hexamethyldisiloxane

Canonical SMILES

C[Si](C)(C)O[Si](C)(C)C

InChI Key

UQEAIHBTYFGYIE-UHFFFAOYSA-N

PubChem CID

24764

CAS Number

107-46-0

Molecular Formula

C6H18OSi2

Molecular Weight

162.38 g/mol

IUPAC Name

Hexamethyldisiloxane

Canonical SMILES

C[Si](C)(C)O[Si](C)(C)C

InChI Key

UQEAIHBTYFGYIE-UHFFFAOYSA-N

PubChem CID

24764

Molecular Weight

162.38 g/mol

Purity

98% purity

Physical appearance

Colorless liquid

Organic Synthesis Reagent

A versatile organosilicon source of the trimethylsilyl functional group used for the silylation of carboxylic acids and alcohols, the preparation of silyl ethers or esters, and as a substitute for silane in integrated circuit technology

Chemical Vapor Deposition Precursor

A primary monomer utilized in plasma-enhanced chemical vapor deposition (PECVD) to create hydrophobic coatings, dielectric layers, and protective silicon-containing thin films on various substrates

Cosmetic and Personal Care Ingredient

A high-performance emollient and conditioning agent that provides a smooth, silky feel and improves spreadability in skincare and haircage formulations

Industrial Solvent and Water Repellent

A VOC-exempt solvent and silylating agent used to prepare hydrophobic silica xerogels and as a moisture-resistant coating for textiles, glass, and construction materials.