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Hexamethyl Disilazane

Hexamethyl Disilazane

CAS Number: 999-97-3

Molecular Formula: C6H19NSi2

About Hexamethyl Disilazane

Hexamethyldisilazane CAS 999-97-3 is a fundamental silylating agent in the API intermediates market, where its high purity 99% grade is critical for the protection of functional groups during the synthesis of semi-synthetic beta-lactam antibiotics and various anti-cancer drugs. Bis(trimethylsilyl)amine serves as a high...

Hexamethyl Disilazane Specifications

CAS Number

999-97-3

Molecular Formula

C6H19NSi2

Molecular Weight

161.39 g/mol

IUPAC Name

1,1,1-trimethyl-N-(trimethylsilyl)silanamine

Canonical SMILES

C[Si](C)(C)N[Si](C)(C)C

InChI Key

FFUAGWLWBBFQJT-UHFFFAOYSA-N

PubChem CID

13838

CAS Number

999-97-3

Molecular Formula

C6H19NSi2

Molecular Weight

161.39 g/mol

IUPAC Name

1,1,1-trimethyl-N-(trimethylsilyl)silanamine

Canonical SMILES

C[Si](C)(C)N[Si](C)(C)C

InChI Key

FFUAGWLWBBFQJT-UHFFFAOYSA-N

PubChem CID

13838

Molecular Weight

161.39 g/mol

Physical appearance

Colorless liquid

Silylating Agent

A stable and effective reagent for the trimethylsilylation of hydrogen-labile substrates such as alcohols, amines, and carboxylic acids, commonly used for the protection of sensitive functional groups during chemical synthesis

Adhesion Promoter

A surface modifier used in photolithography to enhance the adhesion of photoresists to silicon wafers by converting hydrophilic surfaces to hydrophobic

Chemical Vapor Deposition Precursor

A molecular precursor used in plasma-enhanced chemical vapor deposition (PECVD) to deposit silicon carbonitride thin films or coatings for microelectronics and semiconductor devices

Pharmaceutical Intermediate

A critical protecting agent and reagent used in the synthesis of antibiotics, nucleoside drugs, and active pharmaceutical ingredients such as ampicillin and cephalexin

Surface Modifier

A reagent used to treat fumed silica, aerogels, and laboratory glassware to enhance hydrophobicity, thermal stability, and mechanical properties

Electron Microscopy Reagent

A chemical used in specimen preparation for scanning electron microscopy (SEM) as an alternative to critical point drying.

Hexamethyl Disilazane FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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