159441

Diethylacetylendicarboxylat

95%

• Synonym(e): Diethyl-acetylendicarboxylat
• Lineare Formel: C₂H₅OCOC≡CCOOC₂H₅
• CAS-Nummer: 762-21-0
• Molekulargewicht: 170.16
• Beilstein: 743166
• EG-Nummer: 212-095-8
• MDL-Nummer: MFCD00009186
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24849816
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 100
• Assay: 95%
• Form: liquid
• Brechungsindex: n20/D 1.443 (lit.)
• bp: 107-110 °C/11 mmHg (lit.)
• Dichte: 1.063 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: ester
• Lagertemp.: 2-8°C
• SMILES String: CCOC(=O)C#CC(=O)OCC
• InChI: 1S/C8H10O4/c1-3-11-7(9)5-6-8(10)12-4-2/h3-4H2,1-2H3
• InChIKey: STRNXFOUBFLVIN-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Diethyl acetylenedicarboxylate is a protein cross-linker.

Diethyl acetylenedicarboxylate is used as a Michael acceptor for O-vinyl oximes synthesis, and is used in the nucleophilic addition reaction.

Anwendung

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

Sicherheitshinweise

• Piktogramme: GHS05
• Signalwort: Danger
• H-Sätze: H314
• P-Sätze: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Gefahreneinstufungen: Skin Corr. 1B
• Lagerklassenschlüssel: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flammpunkt (°F): 201.2 °F - closed cup
• Flammpunkt (°C): 94 °C - closed cup
• Persönliche Schutzausrüstung: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter