ChemicalBook--->CAS DataBase List--->14857-34-2

14857-34-2

14857-34-2 Structure

14857-34-2 Structure
IdentificationMore
[Name]

DIMETHYLETHOXYSILANE
[CAS]

14857-34-2
[Synonyms]

DIMETHYLETHOXYSILANE
ethoxydimethyl-silan
ethoxydimethylsilane
ethoxydimethyl-Silane
DIMETHYLETHOXYSILANE, AMMONIA-FREE: 94%
Ethoxydimethylsilane. Diethylhydrogenmethoxysilane.
[EINECS(EC#)]

238-921-7
[Molecular Formula]

C4H12OSi
[MDL Number]

MFCD00026750
[Molecular Weight]

104.22
[MOL File]

14857-34-2.mol
Chemical PropertiesBack Directory
[Appearance]

Colorless clear liquid
[Boiling point ]

55 °C
[density ]

0.757
[refractive index ]

1.3680
[Fp ]

15°C
[storage temp. ]

Flammables area
[Specific Gravity]

0.757
[Water Solubility ]

Hydrolyzes in water.
[Hydrolytic Sensitivity]

7: reacts slowly with moisture/water
[Sensitive ]

Moisture Sensitive
[BRN ]

1731481
[CAS DataBase Reference]

14857-34-2(CAS DataBase Reference)
[EPA Substance Registry System]

Silane, ethoxydimethyl- (14857-34-2)
Safety DataBack Directory
[Hazard Codes ]

F
[Risk Statements ]

R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S16:Keep away from sources of ignition-No smoking .
S33:Take precautionary measures against static discharges .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S9:Keep container in a well-ventilated place .
[RIDADR ]

1993
[RTECS ]

VV4090000
[TSCA ]

Yes
[HazardClass ]

3
[PackingGroup ]

II
[HS Code ]

29319090
[Safety Profile]

An inhalation hazard. Experimental reproductive effects. A flammable liquid. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard InformationBack Directory
[Hazard]

An inhalation hazard. Headache, eye and upper respiratory tract irritant.
[Chemical Properties]

Colorless clear liquid
[Uses]

Dimethylethoxysilane (DMES), a volatile liquid, is used by NASA to waterproof the heatprotective silica tiles and blankets on the space shuttle. DMES readily produces a variety of products in the presence of small amounts of moisture or bases. DMES readily produces a variety of products in the presence of small amounts of moisture or bases.
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

Dimethylethoxysilane, 95%(14857-34-2)
[Alfa Aesar]

Dimethylethoxysilane, ammonia-free, 94%(14857-34-2)
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