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Alfa Aesar™ Dimethylethoxysilane, ammonia-free, 94%

Chemical Identifiers

CAS 14857-34-2
Molecular Formula C4H12OSi
Formula Weight 104.23
MDL Number MFCD00026750
UN Number UN1993
Beilstein 1731481
Synonym Ethoxydimethylsilane
Chemical Name or Material Dimethylethoxysilane, ammonia-free
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAL1647614 SDS Alfa Aesar™
L1647614
25g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAL1647622 SDS Alfa Aesar™
L1647622
100g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications

Description

Applications
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.

Solubility
Hydrolyzes in water.

Notes
Moisture sensitive.Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, moisture, water.
Description & Specifications

Chemical Identifiers

14857-34-2
104.23
UN1993
Ethoxydimethylsilane
C4H12OSi
MFCD00026750
1731481
Dimethylethoxysilane, ammonia-free

Specifications

14857-34-2
104.23
UN1993
Ethoxydimethylsilane
25g
Dimethylethoxysilane, ammonia-free
C4H12OSi
MFCD00026750
1731481
55°C
15°C (59°F)
94%

Safety and Handling

GHS H Statement
H225-H315-H319-H335
Highly flammable liquid and vapor.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, N.O.S.

RTECSNumber : VV4090000

TSCA : TSCA