Hexamethyldisilazane CAS: 999-97-3
MF: C6H19NSi2
MW: 161.39
An organosilicon derivative of ammonia.

Hexamethyldisilazane (CAS 999-97-3)

Hexamethyldisilazane | CAS 999-97-3 is rated 5.0 out of 5 by 1.
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Alternate Names: HMDS; Bis(trimethylsilyl)amine; 1,1,1,3,3,3-Hexamethyldisilazane
Application: Hexamethyldisilazane is an organosilicon derivative of ammonia
CAS Number: 999-97-3
Purity: ≥96%
Molecular Weight: 161.39
Molecular Formula: C6H19NSi2
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 (including water content).
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Hexamethyldisilazane is a derivative of ammonia with trimethylsilyl groups in place of two hydrogen atoms. The compound is primarily used as a precursor to many bases common in organic synthesis and organometallic chemistry. Hexamethyldisilazane also has applications in photolithography, electron microscopy and pyrolysis-gas chromatography-mass spectrometry.

Physical State :
Liquid
Solubility :
Soluble in methanol (reacts), chloroform, benzene, and ethyl ether. Insoluble in water.
Storage :
Desiccate at room temperature
Melting Point :
-80° C
Boiling Point :
125° C (lit.)
Density :
0.77 g/mL at 25° C
Refractive Index :
n20D 1.41 (lit.)
pK Values :
pKa: 7.55
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
2
RTECS :
JM9230000
PubChem CID :
Merck Index :
14: 4689
MDL Number :
MFCD00008259
EC Number :
213-668-5
Beilstein Registry :
635752
SMILES :
C[Si](C)(C)N[Si](C)(C)C

Download SDS (MSDS)

Certificate of Analysis

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Rated 5 out of 5 by from Does what it is supposed to for Electron Does what it is supposed to for Electron Microscopy. Satisfied.
Date published: 2015-08-03
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