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159441 Sigma-Aldrich

Diethyl acetylenedicarboxylate

95%

Synonym: Diethyl 2-butynedioate

  • CAS Number 762-21-0

  • Linear Formula C2H5OCOC≡CCOOC2H5

  • Molecular Weight 170.16

  •  Beilstein/REAXYS Number 743166

  •  EC Number 212-095-8

  •  MDL number MFCD00009186

  •  PubChem Substance ID 24849816

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Properties

Related Categories Building Blocks, C8 to C9, Carbonyl Compounds, Chemical Synthesis, Esters,
InChI Key   STRNXFOUBFLVIN-UHFFFAOYSA-N
assay   95%
refractive index   n20/D 1.443 (lit.)
bp   107-110 °C/11 mmHg(lit.)
density   1.063 g/mL at 25 °C (lit.)
storage temp.   2-8°C

Description

General description

Diethyl acetylenedicarboxylate is a protein cross-linker.

Application

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

Packaging

5, 25, 100 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 3265 8 / PGII
WGK Germany 
3
Flash Point(F) 
201.2 °F
Flash Point(C) 
94 °C

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Peer-Reviewed Papers
15

References

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