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Methyl oxalyl chloride, 97%

CAS: 5781-53-3 | C3H3ClO3 | 122.504 g/mol

$87.55 - $707.89

Chemical Identifiers

CAS 5781-53-3
Molecular Formula C3H3ClO3
Molecular Weight (g/mol) 122.504
MDL Number MFCD00000705
InChI Key ZXUQEPZWVQIOJE-UHFFFAOYSA-N
Synonym methyl oxalyl chloride, methyl chloroglyoxylate, methyl chlorooxoacetate, chloroglyoxylic acid methyl ester, acetic acid, chlorooxo-, methyl ester, methyl chlorocarbonyl formate, methyloxalylchloride, methyl chloro oxo acetate, methylchlorooxoacetate, methyl 2-chloro-2-oxo-acetate
PubChem CID 79846
IUPAC Name methyl 2-chloro-2-oxoacetate
SMILES COC(=O)C(=O)Cl
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Products 3
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAL1325806
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Thermo Scientific Chemicals
L1325806
5 g
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AAL1325814
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Thermo Scientific Chemicals
L1325814
25 g
Each for $250.67
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AAL1325822
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Thermo Scientific Chemicals
L1325822
100 g
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Description

Description

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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.
Specifications

Chemical Identifiers

5781-53-3
122.504
ZXUQEPZWVQIOJE-UHFFFAOYSA-N
79846
COC(=O)C(=O)Cl
C3H3ClO3
MFCD00000705
methyl oxalyl chloride, methyl chloroglyoxylate, methyl chlorooxoacetate, chloroglyoxylic acid methyl ester, acetic acid, chlorooxo-, methyl ester, methyl chlorocarbonyl formate, methyloxalylchloride, methyl chloro oxo acetate, methylchlorooxoacetate, methyl 2-chloro-2-oxo-acetate
methyl 2-chloro-2-oxoacetate

Specifications

5781-53-3
115°C to 118°C
Acrid
1.419
5 g
1071541
methyl oxalyl chloride, methyl chloroglyoxylate, methyl chlorooxoacetate, chloroglyoxylic acid methyl ester, acetic acid, chlorooxo-, methyl ester, methyl chlorocarbonyl formate, methyloxalylchloride, methyl chloro oxo acetate, methylchlorooxoacetate, methyl 2-chloro-2-oxo-acetate
ZXUQEPZWVQIOJE-UHFFFAOYSA-N
methyl 2-chloro-2-oxoacetate
79846
97%
1.332
46°C (114°F)
C3H3ClO3
MFCD00000705
UN2920
Moisture sensitive
Miscible with water.
COC(=O)C(=O)Cl
122.504
122.51
Methyl oxalyl chloride
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Safety and Handling

Safety and Handling

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.

P210-P233-P240-P241-P242-P243-P260-P264b-P270-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P370+P378q-P501c

H226-H302-H314

DOTInformation : Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUIDS, FLAMMABLE, N.O.S.

EINECSNumber : 227-307-4

TSCA : Yes

Recommended Storage : Ambient temperatures

SDS
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RUO – Research Use Only