379212
Hexamethyldisilazane
ReagentPlus®, 99.9%
Synonym(s):
1,1,1,3,3,3-Hexamethyldisilazane, HMDS
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About This Item
Linear Formula:
(CH3)3SiNHSi(CH3)3
CAS Number:
Molecular Weight:
161.39
UNSPSC Code:
12352103
NACRES:
NA.23
PubChem Substance ID:
EC Number:
213-668-5
Beilstein/REAXYS Number:
635752
MDL number:
Quality Segment
product line
ReagentPlus®
assay
99.9%
form
liquid
refractive index
n20/D 1.407 (lit.)
bp
125 °C (lit.)
SMILES string
C[Si](C)(C)N[Si](C)(C)C
InChI
1S/C6H19NSi2/c1-8(2,3)7-9(4,5)6/h7H,1-6H3
InChI key
FFUAGWLWBBFQJT-UHFFFAOYSA-N
General description
Hexamethyldisilazane (HDMS) is an organoslicon compound. HDMS is a colorless liquid used as a reagent and precursor in organic synthesis and organometallic chemistry. It is also used as a sol-gel precursor to fabricate thin films for semiconductor devices.
Application
Hexamethyldisilazane can be used:
- As a precursor to fabricate multilayer quantum dot light-emitting diodes.
- To modify dielectric surfaces of organic thin film transistors.
- To fabricate superhydrophobic coatings on epoxy resins.
- For the silylation of alcohols and phenols.
Legal Information
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
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Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Flam. Liq. 2
Storage Class
3 - Flammable liquids
wgk
WGK 2
flash_point_f
52.5 °F - closed cup
flash_point_c
11.4 °C - closed cup
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
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