718327

5-[(4-Methylphenyl)-sulfonyl]-3-oxopentansäure-ethylester

95%

• Synonym(e): Ethyl-5-[(4-methylphenyl)sulfonyl]-3-Oxopentanoat
• Empirische Formel (Hill-System): C₁₄H₁₈O₅S
• CAS-Nummer: 1093348-62-9
• Molekulargewicht: 298.35
• MDL-Nummer: MFCD15144875
• UNSPSC-Code: 12352108
• PubChem Substanz-ID: 329763568
• NACRES: NA.22

Eigenschaften

• Assay: 95%
• Form: solid
• Eignung der Reaktion: reaction type: C-C Bond Formation
• mp (Schmelzpunkt): 42-46 °C
• Funktionelle Gruppe: ester; ketone; sulfone
• SMILES String: CCOC(=O)CC(=O)CCS(=O)(=O)c1ccc(C)cc1
• InChI: 1S/C14H18O5S/c1-3-19-14(16)10-12(15)8-9-20(17,18)13-6-4-11(2)5-7-13/h4-7H,3,8-10H2,1-2H3
• InChIKey: APRUPJUUTCSBAE-UHFFFAOYSA-N

Beschreibung

Anwendung

Ethyl 5-[(4-methylphenyl)sulfonyl]-3-oxopentanoate can be used as a reactant to prepare:

• Ethyl 3-oxopent-4-enoate (Nazarov′s reagent) via base-induced β-elimination reaction. Nazarov′s reagent can be employed as an anulating agent in Robinson annulation of cyclic β-diketones and cycloalkanones.
• γ-pyrones via triflic anhydride-mediated electrophilic condensation reaction.

Reactant for:

• Preparation of the Nazarov reagent via base-induced ß-elimination reaction

Sicherheitshinweise

• Piktogramme: GHS05
• Signalwort: Danger
• H-Sätze: H318
• P-Sätze: P280 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Dam. 1
• Lagerklassenschlüssel: 13 - Non Combustible Solids
• WGK: nwg
• Flammpunkt (°F): >230.0 °F - closed cup
• Flammpunkt (°C): > 110 °C - closed cup