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HomeProduct name listDiethyl acetylenedicarboxylate

Diethyl acetylenedicarboxylate

Synonym(s):2-Butynedioic acid diethyl ester;Diethyl 2-butynedioate;Diethyl acetylenedicarboxylate

  • CAS NO.:762-21-0
  • Empirical Formula: C8H10O4
  • Molecular Weight: 170.16
  • MDL number: MFCD00009186
  • EINECS: 212-095-8
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-06-18 13:26:42
Diethyl acetylenedicarboxylate Structural

What is Diethyl acetylenedicarboxylate?

Chemical properties

Diethyl acetylenedicarboxylate is a clear light yellow liquid which has a disagreeable smell. It is a cheap and readily available material in industry. The triple bond is a critical and useful functional group, and it has extensive applications in organic synthesis. It can react with amines, aldehydes, ketones, etc. Therefore it can be used to form various heterocycles.
Synthesis of diethyl acetylenedicarboxylate
Synthesis of diethyl acetylenedicarboxylate

The Uses of Diethyl acetylenedicarboxylate

Diethyl acetylenedicarboxylate is used as a protein cross-linker. It is also used in the synthesis of 3,4,5-trisubstituted 2(5H)-furanone derivatives, highly functionalized thiazolidinone derivatives, novel cyclic peroxide glucosides and 4,11-dimesitylbisanthene, soluble bisanthene derivative, via Diels-Alder reaction.

The Uses of Diethyl acetylenedicarboxylate

Diethyl acetylenedicarboxylate was used in the synthesis of:

  • 3,4,5-trisubstituted 2(5H)-furanone derivatives
  • highly functionalized thiazolidinone derivatives
  • novel cyclic peroxide glucosides
  • 4,11-dimesitylbisanthene, soluble bisanthene derivative, via Diels-Alder reaction

What are the applications of Application

Diethyl acetylenedicarboxylate is a protein cross-linker

General Description

Diethyl acetylenedicarboxylate is a protein cross-linker.

Purification Methods

Dissolve the ester in *C6H6, wash it with NaHCO3, H2O, dry over Na2SO4, filter, evaporate and distil it in a vacuum [IR: Walton & Hughes J Am Chem Soc 79 3985 1957, Truce & Kruse J Am Chem Soc 81 5372 1959]. [Beilstein 2 H 803.]

Properties of Diethyl acetylenedicarboxylate

Melting point: 1-3 °C
Boiling point: 107-110 °C11 mm Hg(lit.)
Density  1.063 g/mL at 25 °C(lit.)
refractive index  n20/D 1.443(lit.)
Flash point: 202 °F
storage temp.  2-8°C
form  Liquid
color  Clear light yellow
Specific Gravity 1.063
Water Solubility  Soluble in ethanol, ethyl ether, CCl4, Insoluble in water.
BRN  743166
CAS DataBase Reference 762-21-0(CAS DataBase Reference)
NIST Chemistry Reference Diethylacetylene dicarboxylate(762-21-0)

Safety information for Diethyl acetylenedicarboxylate

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
GHS Hazard Statements H314:Skin corrosion/irritation
Precautionary Statement Codes P280:Wear protective gloves/protective clothing/eye protection/face protection.
P363:Wash contaminated clothing before reuse.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405:Store locked up.

Computed Descriptors for Diethyl acetylenedicarboxylate

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