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144207

Sigma-Aldrich

Chlorodimethylsilane

98%

Synonym(s):

DMCS, Dimethylchlorosilane

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About This Item

Linear Formula:
(CH3)2SiHCl
CAS Number:
1066-35-9
Molecular Weight:
94.62
Beilstein:
1633434
EC Number:
213-912-0
MDL number:
MFCD00000495
UNSPSC Code:
12352101
PubChem Substance ID:
24848641
NACRES:
NA.22

vapor density

4 (vs air)

Quality Level

100

vapor pressure

8.56 psi ( 20 °C)

Assay

98%

form

liquid

expl. lim.

20 %

refractive index

n20/D 1.383 (lit.)

bp

34.7 °C (lit.)

mp

−111 °C (lit.)

density

0.852 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

C[SiH](C)Cl

InChI

1S/C2H7ClSi/c1-4(2)3/h4H,1-2H3

InChI key

YGHUUVGIRWMJGE-UHFFFAOYSA-N

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Application

Used to prepare vinyldimethylsilanols for palladium-catalyzed cross-coupling with aryl iodides.

Signal Word

Danger

Hazard Statements

H224,H261,H314,H331

Hazard Classifications

Acute Tox. 3 Inhalation - Flam. Liq. 1 - Skin Corr. 1A - Water-react 3

Supplementary Hazards

EUH014,EUH071

Storage Class Code

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 1

Flash Point(F)

-9.4 °F - closed cup

Flash Point(C)

-23 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ5484
MKCQ4501
MKCQ4189
MKCN7997
MKCN7994

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