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440272

Sigma-Aldrich

Dichlorodimethylsilane

≥99.5%

Synonym(s):

DMDCS, Dimethyldichlorosilane

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About This Item

Linear Formula:
(CH3)2SiCl2
CAS Number:
75-78-5
Molecular Weight:
129.06
Beilstein:
605287
EC Number:
200-901-0
MDL number:
MFCD00000491
UNSPSC Code:
12352103
PubChem Substance ID:
24867582
NACRES:
NA.22

Assay

≥99.5%

form

liquid

refractive index

n20/D 1.404 (lit.)

bp

70 °C (lit.)

mp

−76 °C (lit.)

density

1.07 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

C[Si](C)(Cl)Cl

InChI

1S/C2H6Cl2Si/c1-5(2,3)4/h1-2H3

InChI key

LIKFHECYJZWXFJ-UHFFFAOYSA-N

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Application

Common reagent for synthesis of optically active ansa-mettallocene polymerization catalysts.
Used to prepare a resin bound siloxane with reactivity towards tertiary alcohols.

Packaging

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Signal Word

Danger

Hazard Statements

H225,H302,H314,H331,H335

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

33.8 °F - closed cup

Flash Point(C)

1 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Tetrahedron, 63, 299-299 (2007)
Raimundo Ho et al.
International journal of pharmaceutics, 387(1-2), 79-86 (2009-12-17)
The sensitivity of two techniques in tracking changes in surface energetics was investigated for a crystalline excipient, D-mannitol. Macroscopic crystals of D-mannitol were grown from saturated water solution by slow cooling, and sessile drop contact angle was employed to measure
R Bos et al.
Microbiology (Reading, England), 142 ( Pt 9), 2355-2361 (1996-09-01)
Co-adhesion between oral microbial pairs (i.e. adhesion of a planktonic microorganism to a sessile organism adhering to a substratum surface) has been described as a highly specific interaction, mediated by stereochemical groups on the interacting microbial cell surfaces, and also
S N Krylov et al.
Electrophoresis, 21(4), 767-773 (2000-03-25)
Capillary electrophoresis (CE) is an important tool of chemical cytometry. Whole-cell analysis using CE starts with cell injection into the capillary by either siphoning or electroosmosis. However, strong adherence of the cell to the support surface can prevent efficient cell
Takehiro Fukuzaki et al.
Organic letters, 4(17), 2877-2880 (2002-08-17)
[reaction: see text] Studies on the connection between the right and left segments of azadirachtin are described. The Ireland-Claisen rearrangement of Li-enolate of the modeled ester with dichlorodimethylsilane in toluene afforded the desired limonoid framework stereoselectively in good yield.
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