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14804

Sigma-Aldrich

1,2-Bis(dimethylsilyl)benzene

≥98.0%

Synonym(s):

o-Phenylenebis(dimethylsilane)

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About This Item

Linear Formula:
C6H4[SiH(CH3)2]2
CAS Number:
17985-72-7
Molecular Weight:
194.42
Beilstein:
2937027
MDL number:
MFCD00142462
UNSPSC Code:
12352002
PubChem Substance ID:
57647212
NACRES:
NA.22

Assay

≥98.0%

refractive index

n20/D 1.51 (lit.)
n20/D 1.51

bp

101 °C/13 mmHg (lit.)

density

0.898 g/mL at 25 °C (lit.)

SMILES string

C[SiH](C)c1ccccc1[SiH](C)C

InChI

1S/C10H18Si2/c1-11(2)9-7-5-6-8-10(9)12(3)4/h5-8,11-12H,1-4H3

InChI key

QAUCEYVYCBYVDK-UHFFFAOYSA-N

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Other Notes

Protecting group-reagent for amines and amino acids forming "benzostabase" derivatives, more acid-stable than "stabase" analogs[1][2][3]; Reaction with olefins and ynes[4]

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

158.0 °F - closed cup

Flash Point(C)

70 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BGBC2094V
1333683V
1333683
042637/1
042518/1

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F. Cavelier-Frontin et al.
Tetrahedron, 47, 9807-9807 (1991)
R.P. Bonar-Law et al
Tetrahedron Letters, 31, 6721-6721 (1990)
Tetrahedron, 47, 9807-9807 (1993)
M. Tanaka et al.
Organometallics, 10, 16-16 (1991)

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