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Merck
CN

137766

Diethyl oxalpropionate

≥95%

Synonym(s):

Diethyl 2-methyl-3-oxosuccinate, Methyloxo-butanedioic acid diethyl ester, NSC 33946

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About This Item

Linear Formula:
C2H5OCOCH(CH3)COCOOC2H5
CAS Number:
Molecular Weight:
202.20
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
212-071-7
Beilstein/REAXYS Number:
1783697
MDL number:
Assay:
≥95%
Form:
liquid
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Quality Segment

assay

≥95%

form

liquid

refractive index

n20/D 1.432 (lit.)

bp

138 °C/23 mmHg (lit.)

density

1.073 g/mL at 25 °C (lit.)

functional group

ester, ketone

SMILES string

CCOC(=O)C(C)C(=O)C(=O)OCC

InChI

1S/C9H14O5/c1-4-13-8(11)6(3)7(10)9(12)14-5-2/h6H,4-5H2,1-3H3

InChI key

OQOCQBJWOCRPQY-UHFFFAOYSA-N

Application

Diethyl oxalpropionate was used in the synthesis of 2-hydroxy-3-methylsuccinic acid. It was used as starting reagent in the synthesis of racemic 4-alkyloxycarbonyl-3,3-dimethyl-2-oxetanones and 4-quinolinone 2-carboxylic acid.
Reactant involved in:
  • Synthesis of anticancer and antiviral agents
  • Oxidation by organohypervalent iodine reagent
  • Synthesis of monomers for preparation of functional polyesters
  • Synthesis of calpain inhibitors
  • Preparation of human A2A receptor antagonists
  • Structural studies of dihydropteroate synthase inhibitors


Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

206.6 °F - closed cup

flash_point_c

97 °C - closed cup

ppe

Eyeshields, Gloves



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