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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 122.51
MDL Number MFCD00000705
UN Number UN2920
Beilstein 1071541
Synonym Methyl chloroglyoxylate
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1325806

  SDS
alfa aesar™
L1325806
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

  SDS
alfa aesar™
L1325814
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

  SDS
alfa aesar™
L1325822
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

Formula Weight 122.51
Chemical Name or Material Methyl oxalyl chloride
MDL Number MFCD00000705
CAS 5781-53-3
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.
TSCA TSCA
Assay 97%
Beilstein 1071541
Synonym Methyl chloroglyoxylate
Flash Point 46°C (114°F)
Odor Acrid
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.
DOT Information Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUIDS, FLAMMABLE, N.O.S.
Boiling Point 115° to 118°C
Quantity 5g
Molecular Formula C3H3ClO3
UN Number UN2920

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.