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310670

Sigma-Aldrich

Oxalyl chloride solution

2.0 M in methylene chloride

Synonym(s):

Dichlorooxalic acid, Ethanedioyl chloride, Oxalic acid chloride, Oxalic acid dichloride, Oxalic dichloride, Oxaloyl chloride, Oxaloyl dichloride, Oxalyl dichloride

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About This Item

Linear Formula:
ClCOCOCl
CAS Number:
79-37-8
Molecular Weight:
126.93
Beilstein/REAXYS Number:
1361988
MDL number:
MFCD00000704
UNSPSC Code:
12352106
PubChem Substance ID:
24858810
NACRES:
NA.22

form

liquid

reaction suitability

reagent type: oxidant

concentration

2.0 M in methylene chloride

density

1.335 g/mL at 25 °C

SMILES string

ClC(=O)C(Cl)=O

InChI

1S/C2Cl2O2/c3-1(5)2(4)6

InChI key

CTSLXHKWHWQRSH-UHFFFAOYSA-N

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Application

Oxalyl chloride is generally used as a dimethyl sulfoxide activator and a chlorinating agent to convert carboxylic acid to acid chlorides.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3 - Water-react 1

target_organs

Central nervous system

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Synthesis and characterization of highly soluble and heat stable new poly (amide-ether) s containing pyridine rings in the main chain.
Banihashemi A and Vakili MR
e-Polymers, 8(1) (2008)
Oxidation of long-chain and related alcohols to carbonyls by dimethyl sulfoxide" activated" by oxalyl chloride.
Mancuso AJ, et al.
The Journal of Organic Chemistry, 43(12), 2480-2482 (1978)
Catalytic syntheses of N-heterocyclic ynones and ynediones by in situ activation of carboxylic acids with oxalyl chloride.
Christina Boersch et al.
Angewandte Chemie (International ed. in English), 50(44), 10448-10452 (2011-09-13)
Tsutomu Kimura et al.
Chemical communications (Cambridge, England), (32)(32), 4077-4079 (2005-08-11)
Reaction of diastereomerically pure phosphinoselenoic acid salts with oxalyl chloride leads to enantiomerically pure P-chiral phosphinoselenoic chlorides with inversion of configuration at phosphorus; one of these chlorides is converted to a phosphinoselenothioic acid salt with a high degree of enantioselectivity.
Peter J Manley et al.
Organic letters, 4(18), 3127-3129 (2002-08-31)
[reaction: see text] A mild, practical, one-pot method for the generation of imidoyl chlorides and their subsequent in situ reaction with pyridine-1-oxides is described. The imidoyl chlorides were formed from the reaction of secondary amides with a stoichiometric amount of
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