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Alfa Aesar™ Methyltrimethoxysilane, 97%

Chemical Identifiers

Chemical Name or Material Methyltrimethoxysilane
CAS 1185-55-3
Molecular Formula CH3Si(OCH3)3
Formula Weight 136.23g/mol
MDL Number MFCD00008342
UN Number UN1993
Beilstein 1736151
Synonym Trimethoxymethylsilane
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAB23594AK

 
alfa aesar™
B23594-AK
250mL 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 102° to 103°C
Quantity 250mL
Flash Point 9°C (48°F)
Chemical Name or Material Methyltrimethoxysilane
CAS 1185-55-3
Assay 97%
Molecular Formula CH3Si(OCH3)3
Formula Weight 136.23g/mol
MDL Number MFCD00008342
UN Number UN1993
Beilstein 1736151
Synonym Trimethoxymethylsilane
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H225-H315-H319-H335
Highly flammable liquid and vapour.
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.
RTECS Number VV4650000
TSCA TSCA

Applications
Methyltrimethoxysilane is used as an acid scavenger, for example in the formation of substituted azulenes from allenylsilanes and tropyl­ium tetrafluoroborate.

Solubility
Decomposes in water.

Notes
Moisture Sensitive. Store under dry inert gas. Store away from moisture, strong bases and oxidizing agents. Protect from humidity 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 vapour.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.