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Alfa Aesar™ Methyl oxalyl chloride, 97%

Chemical Identifiers

Chemical Name or Material Methyl oxalyl chloride
CAS 5781-53-3
Molecular Formula C3H3ClO3
Formula Weight 122.51g/mol
MDL Number MFCD00000705
UN Number UN2920
Beilstein 1071541
Synonym Methyl chloroglyoxylate
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1325806

 
alfa aesar™
L13258-06
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.

AAL1325814

 
alfa aesar™
L13258-14
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.

AAL1325822

 
alfa aesar™
L13258-22
100g 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

Quantity 5g
Flash Point 46°C (114°F)
Odor Acrid
Boiling Point 115° to 118°C
Quantity 5g
Chemical Name or Material Methyl oxalyl chloride
CAS 5781-53-3
Assay 97%
Molecular Formula C3H3ClO3
Formula Weight 122.51g/mol
MDL Number MFCD00000705
UN Number UN2920
Beilstein 1071541
Synonym Methyl chloroglyoxylate
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H301-H314-H318-H226
Toxic if swallowed.
Causes severe skin burns and eye damage.
Causes serious eye damage.
Flammable liquid and vapor.
Health Hazard 3 GHS P Statement
P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
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: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUIDS, FLAMMABLE, N.O.S.
TSCA TSCA

Applications
Methyl oxalyl chloride is used as a synthetic reagent. It serves as a reagent in the synthesis of fused coumarins, substituted isoxazoles and heterocycles. Further, it is used in intramolecular Wittig reactions, and iron-mediated cleavage of C-C bonds.

Solubility
Miscible with water.

Notes
Moisture sensitive. Incompatible with water, oxidizing agents, alcohols and bases.

Safety and Handling

Danger

GHS P Statement
P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
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
H301-H314-H318-H226
Toxic if swallowed.
Causes severe skin burns and eye damage.
Causes serious eye damage.
Flammable liquid and vapor.