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Alfa Aesar™ Diethylsilane, 98+%

Chemical Identifiers

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

AAL1646806

  SDS
alfa aesar™
L1646806
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

  SDS
alfa aesar™
L1646814
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

Formula Weight 88.23
Chemical Name or Material Diethylsilane
Assay ≥98%
MDL Number MFCD00039877
CAS 542-91-6
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.
TSCA TSCA
Odor Mild
Molecular Formula C4H12Si
UN Number UN1993
Beilstein 1730902
Merck Index 14,3128
Boiling Point 56°C
Melting Point −132°C
Quantity 5g
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.
Flash Point −20°C (−4°F)

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.