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151440

Methyl chlorooxoacetate

96%

Synonym(s):

Monomethyl oxalyl chloride, Chloroglyoxylic acid methyl ester, Methyl (chloroformyl)formate, Methyl 2-chloro-2-oxoacetate, Methyl chloroglyoxalate, Methyl oxalyl chloride

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About This Item

Linear Formula:
ClCOCOOCH3
CAS Number:
5781-53-3
Molecular Weight:
122.51
UNSPSC Code:
12352101
NACRES:
NA.22
PubChem Substance ID:
24849133
EC Number:
227-307-4
Beilstein/REAXYS Number:
1071541
MDL number:
MFCD00000705
Assay:
96%
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Quality Segment

200

assay

96%

reaction suitability

reagent type: oxidant

refractive index

n20/D 1.419 (lit.)

bp

118-120 °C (lit.)

density

1.332 g/mL at 25 °C (lit.)

functional group

acyl chloride, ester

SMILES string

COC(=O)C(Cl)=O

InChI

1S/C3H3ClO3/c1-7-3(6)2(4)5/h1H3

InChI key

ZXUQEPZWVQIOJE-UHFFFAOYSA-N

Application

Reactant involved in:
  • Regioselective synthesis of fused coumarins
  • Cyclization to form substituted isoxazoles and heterocycles
  • Intramolecular Wittig reactions
  • Silyl enol ether acylation
  • Iron-mediated cleavage of C-C bonds

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

114.8 °F - closed cup

flash_point_c

46 °C - closed cup

ppe

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

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