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Alfa Aesar™ Diethoxymethylsilane, 96%

Chemical Identifiers

Chemical Name or Material Diethoxymethylsilane
CAS 2031-62-1
Molecular Formula C5H14O2Si
Linear Formula CH3SiH(OCH2CH3)2
Formula Weight 134.25
MDL Number MFCD00026749
UN Number UN1993
Beilstein 1733975
Synonym Methyldiethoxysilane
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1015306

  SDS
alfa aesar™
A1015306
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.

AAA1015309

  SDS
alfa aesar™
A1015309
10g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAA1015318

  SDS
alfa aesar™
A1015318
50g 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 134.25
Chemical Name or Material Diethoxymethylsilane
TSCA TSCA
Assay 96%
Molecular Formula C5H14O2Si
Linear Formula CH3SiH(OCH2CH3)2
MDL Number MFCD00026749
CAS 2031-62-1
UN Number UN1993
Beilstein 1733975
Synonym Methyldiethoxysilane
Boiling Point 94° to 95°C
Quantity 5g
Flash Point 10°C (50°F)
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.

Applications
Diethoxymethylsilane is used in the preparation of N,N′-methylsilanediyl-bis-phthalimide by reacting with phthalimide. It is used as a reagent in the selective reduction of carbonyl compounds, hydorosilylation of alkenes, tandem reductive aldol reaction and rhodium-catalyszed silylcarbocyclization.

Solubility
Miscible with water, 1,4-dioxane, tetrahydrofuran, acetonitrile, dichloromethane, chloroform, dimethyl sulfoxide, hexamethylphosphoric triamide and toluene. Insoluble in diethyl ether and hexane.

Notes
Incompatible with oxidizing agents, acids and bases.

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.