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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 134.25g/mol
MDL Number MFCD00026749
UN Number UN1993
Beilstein 1733975
Synonym Methyldiethoxysilane
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1015306

 
alfa aesar™
A10153-06
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.

AAA1015309

 
alfa aesar™
A10153-09
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

 
alfa aesar™
A10153-18
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

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