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Merck
CN

E43101

Ethyl chlorooxoacetate

98%

Synonym(s):

mono-Ethyl oxalyl chloride, Ethyl chloroglyoxylate, Monoethyl oxalyl chloride, Oxalic acid monoethyl ester chloride

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About This Item

Linear Formula:
ClCOCOOCH2CH3
CAS Number:
4755-77-5
Molecular Weight:
136.53
UNSPSC Code:
12352101
NACRES:
NA.22
PubChem Substance ID:
24894549
EC Number:
225-285-0
Beilstein/REAXYS Number:
506725
MDL number:
MFCD00000706
Assay:
98%
Form:
liquid

Key Documents

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InChI key

OWZFULPEVHKEKS-UHFFFAOYSA-N

InChI

1S/C4H5ClO3/c1-2-8-4(7)3(5)6/h2H2,1H3

SMILES string

CCOC(=O)C(Cl)=O

assay

98%

form

liquid

reaction suitability

reagent type: oxidant

refractive index

n20/D 1.416 (lit.)

bp

135 °C (lit.)

density

1.222 g/mL at 25 °C (lit.)

Quality Level

100

Related Categories

Application

Ethyl chlorooxoacetate can be used for the synthesis of:
  • α-keto esters.
  • Functionalized 3-pyrolin-2-ones.
  • Substituted arylglyoxylic acids via Friedel–Crafts acylation.
  • Substituted 9,10-phenanthrenequinones.
  • Quinoxalinone derivatives.

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

105.8 °F - closed cup

flash_point_c

41 °C - closed cup

ppe

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

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
SDBB7201
STBL3643
STBK9719
WXBD1736V
WXBD1185V

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A one-pot synthesis of functionalised 3-pyrolin-2-ones by a four-component reaction between triphenylphosphine, primary amines, dimethyl acetylenedicarboxylate and ethyl chlorooxoacetate.
Anary-Abbasinejad M, et al.
J. Chem. Res. (M), 2007(10), 574-574 (2007)
A Convenient Synthesis of alpha-Keto Esters Using Ethyl 2-Pyridyl Oxalate.
Lee, Jae In
J. Korean Chem. Soc., 48(1), 103-103 (2004)
Microwave assisted synthesis of novel imidazo [2, 1-b] thiazole derivative attached to quinoxalinones.
Mukherjee C, et al.
Tetrahedron Letters, 53(45), 6008-6014 (2012)
An Efficient and Scalable Synthesis of Substituted Phenanthrenequinones by Intramolecular Friedel- Crafts Reaction of Imidazolides.
Yoshikawa N, et al.
Organic Letters, 9(21), 4103-4106 (2007)
Synthesis of arylglyoxylic acids and their collision-induced dissociation.
Wadhwa K, et al.
Synthetic Communications, 38(24), 4434-4444 (2008)
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