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Alfa Aesar™ Ethyl (trimethylsilyl)acetate, 98+%

Chemical Identifiers

Chemical Name or Material Ethyl (trimethylsilyl)acetate
CAS 4071-88-9
Molecular Formula (CH3)3SiCH2CO2CH2CH3
Formula Weight 160.29
MDL Number MFCD00009172
UN Number UN3272
Beilstein 1755902
Synonym ETSA; (Trimethylsilyl)acetic acid ethyl ester
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Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1770709

  SDS
alfa aesar™
A1770709
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.

AAA1770718

  SDS
alfa aesar™
A1770718
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.

AAA1770730

  SDS
alfa aesar™
A1770730
250g 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 160.29
Chemical Name or Material Ethyl (trimethylsilyl)acetate
Assay ≥98%
Molecular Formula (CH3)3SiCH2CO2CH2CH3
MDL Number MFCD00009172
CAS 4071-88-9
UN Number UN3272
Beilstein 1755902
Synonym ETSA; (Trimethylsilyl)acetic acid ethyl ester
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H226
Flammable liquid and vapour.
Health Hazard 3 GHS P Statement
P210-P280-P240-P303+P361+P353-P403+P235-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Wear protective gloves/protective clothing/eye protection/face protection.
Ground/bond container and receiving equipment.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
Store in a well-ventilated place. Keep cool.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Boiling Point 156° to 158°C
Quantity 10g
Flash Point 35°C (95°F)
DOT Information Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: ESTERS, N.O.S.

Applications
Ethyl trimethylsilylacetate is used in the synthesis of ethyl-2,2-dibromo-2-(trimethylsilyl)acetate. It was also used to silylate the enolizable aldehydes and ketones.

Solubility
Decomposes in water.

Notes
Moisture Sensitive. Store away from strong oxidizing agents. Keep container tightly closed. Store in cool, dry conditions in well sealed containers.

Safety and Handling

Warning

GHS P Statement
P210-P280-P240-P303+P361+P353-P403+P235-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Wear protective gloves/protective clothing/eye protection/face protection.
Ground/bond container and receiving equipment.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
Store in a well-ventilated place. Keep cool.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H226
Flammable liquid and vapour.