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Alfa Aesar™ Diethylsilane, 98+%

Chemical Identifiers

Chemical Name or Material Diethylsilane
CAS 542-91-6
Molecular Formula C4H12Si
Formula Weight 88.23g/mol
MDL Number MFCD00039877
UN Number UN1993
Beilstein 1730902
Merck Index 14,3128
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1646806

 
alfa aesar™
L16468-06
5g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL1646814

 
alfa aesar™
L16468-14
25g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Odor Mild
Quantity 5g
Boiling Point 56°C
Melting Point −132°C
Quantity 5g
Flash Point −20°C (−4°F)
Chemical Name or Material Diethylsilane
CAS 542-91-6
Assay ≥98%
Molecular Formula C4H12Si
Formula Weight 88.23g/mol
MDL Number MFCD00039877
UN Number UN1993
Beilstein 1730902
Merck Index 14,3128
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H225-H315-H319-H335
Highly flammable liquid and vapor.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 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.
DOT Information Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, N.O.S.
TSCA TSCA

Applications
Diethylsilane is used as a precursor to prepare (3-allylsulfanyl-propyl)-diethyl-silane by using (Ph3P)3RhCl as reagent. It is also used in the chemical vapor deposition of SiO2 for microelectronics.

Solubility
Miscible with terahydrofuran, diethyl ether, 1,4-dioxane and benzene.

Notes
Moisture sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents, bases, oxygen and water.

Safety and Handling

Danger

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.

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