Date published: 2026-4-24

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Chlorotrimethylsilane - hexamethyldisilazane mixture (CAS 318974-69-5)

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Alternate Names:
Hexamethyldisilazane/TMCS 2/1 (v/v)
CAS Number:
318974-69-5
Molecular Weight:
431.43
Molecular Formula:
C15H47ClN2Si5
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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This mixture functions as a silylating agent in research and development, acting by replacing active hydrogens with trimethylsilyl groups, thereby enhancing the volatility and thermal stability of the compounds. This process involves the transfer of a trimethylsilyl group to the active hydrogen, resulting in the formation of a silyl ether. The silyl ether formed is more volatile and less prone to degradation, making it suitable for gas chromatography-mass spectrometry (GC-MS) analysis. The presence of chlorotrimethylsilane in the mixture aids in the silylation process by promoting the reaction with the active hydrogen, leading to the formation of the desired silyl ether derivatives. This mixture plays a role in the derivatization of compounds for analytical purposes, enabling the accurate identification and quantification of various substances in research and development.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Chlorotrimethylsilane - hexamethyldisilazane mixture, 10 ml

sc-252596
10 ml
$104.00