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Key Documents

556688

Sigma-Aldrich

Dimethoxydimethylsilane

≥99.5%, 99.999% metals basis

Synonym(s):

Dimethyldimethoxysilane

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About This Item

Linear Formula:
Si(OCH3)2(CH3)2
CAS Number:
Molecular Weight:
120.22
Beilstein:
1733694
EC Number:
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.22

Assay

≥99.5%
99.999% metals basis

form

liquid

refractive index

n20/D 1.369 (lit.)

bp

81.4 °C (lit.)

density

0.88 g/mL at 25 °C (lit.)

SMILES string

CO[Si](C)(C)OC

InChI

1S/C4H12O2Si/c1-5-7(3,4)6-2/h1-4H3

InChI key

JJQZDUKDJDQPMQ-UHFFFAOYSA-N

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Pictograms

Flame

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

50.0 °F - closed cup

Flash Point(C)

10 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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atomic layer deposition (ALD), microelectronics, Mo:Al2O3 films, nanocomposite coating, photovoltaics, semiconductor devices, W:Al2O3 films, composite films, layer-by-layer

Hybrid organic-inorganic sol-gel materials containing silica were first called “ORMOSILs” in 1984.

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