DIMETHYLETHOXYSILANE
- CAS NO.:14857-34-2
- Empirical Formula: C4H12OSi
- Molecular Weight: 104.22
- MDL number: MFCD00026750
- EINECS: 238-921-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:15:30
What is DIMETHYLETHOXYSILANE?
Chemical properties
Colorless clear liquid
The Uses of DIMETHYLETHOXYSILANE
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.
What are the applications of Application
Dimethylethoxysilane is a silane derivative that has been used in space shuttle thermal tile research
What are the applications of Application
Will form high-boiling polymeric by-products with aqueous work-up
Hazard
An inhalation hazard. Headache, eye and upper respiratory tract irritant.
Safety Profile
An inhalation hazard. Experimental reproductive effects. A flammable liquid. When heated to decomposition it emits acrid smoke and irritating vapors.
Properties of DIMETHYLETHOXYSILANE
Boiling point: | 55 °C |
Density | 0.757 |
refractive index | 1.3680 |
Flash point: | 15°C |
storage temp. | Flammables area |
Specific Gravity | 0.757 |
Water Solubility | Hydrolyzes in water. |
Sensitive | Moisture Sensitive |
Hydrolytic Sensitivity | 7: reacts slowly with moisture/water |
BRN | 1731481 |
Exposure limits | ACGIH: TWA 0.5 ppm; STEL 1.5 ppm |
CAS DataBase Reference | 14857-34-2(CAS DataBase Reference) |
EPA Substance Registry System | Silane, ethoxydimethyl- (14857-34-2) |
Safety information for DIMETHYLETHOXYSILANE
Pictogram(s) |
Flame Flammables GHS02 Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H225:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for DIMETHYLETHOXYSILANE
New Products
Tert-butyl bis(2-chloroethyl)carbamate 4-Methylphenylacetic acid N-Boc-D-alaninol N-BOC-D/L-ALANINOL 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin- 2(1H)-one Furan-2,5-Dicarboxylic Acid Tropic acid DIETHYL AMINOMALONATE HYDROCHLORIDE 1,1’-CARBONYLDIIMIDAZOLE R-2-BENZYLOXY PROPIONIC ACID 1,1’-CARBONYLDI (1,2-4 TRIAZOLE) N-METHYL INDAZOLE-3-CARBOXYLIC ACID (2-Hydroxyphenyl)acetonitrile 4-Bromopyrazole 5-BROMO-2CYANO PYRIDINE 5,6-Dimethoxyindanone 5-broMo-2-chloro-N-cyclopentylpyriMidin-4-aMine 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 2-aminopropyl benzoate hydrochloride 1-(4-(aminomethyl)benzyl)urea hydrochloride diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate tert-butyl 4- (ureidomethyl)benzylcarbamate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetateRelated products of tetrahydrofuran
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