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Sigma-Aldrich

1,2-Dimethoxy-1,1,2,2-tetramethyldisilane

97%

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About This Item

Linear Formula:
((CH3O)Si(CH3)2)2
CAS Number:
10124-62-6
Molecular Weight:
178.38
MDL number:
MFCD09038446
UNSPSC Code:
12352103
PubChem Substance ID:
24885417
NACRES:
NA.22

Assay

97%

refractive index

n20/D 1.425

density

0.8587 g/mL at 25 °C

SMILES string

CO[Si](C)(C)[Si](C)(C)OC

InChI

1S/C6H18O2Si2/c1-7-9(3,4)10(5,6)8-2/h1-6H3

InChI key

CWGBHCIGKSXFED-UHFFFAOYSA-N

Application

1,2-Dimethoxy-1,1,2,2-tetramethyldisilane can be used:
  • In the palladium catalyzed bis(silylation) of 1,4-diethynylbenzene to obtain a crack free sol-gel.
  • To prepare dimethylsilylene via gas-phase flow-pyrolysis at 600 0C.

Pictograms

Flame
GHS02

Signal Word

Warning

Hazard Statements

H226

Hazard Classifications

Flam. Liq. 3

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

80.8 °F - closed cup

Flash Point(C)

27.1 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Transition metal catalyzed element-element′ additions to alkynes
Ansell MB, et al.
Coordination Chemistry Reviews, 336, 54-77 (2017)
Tetramethylsilacyclopropene
Conlin RT and Gaspar PP
Journal of the American Chemical Society, 98(12), 3715-3716 (1976)

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