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
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
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 | n |
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) |
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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