274658

2,3,4,5-Tetramethyl-2-cyclopentenon, Mischung aus cis und trans

95%

• Synonym(e): 2,3,4,5-Tetramethyl-2-cyclopenten-1-one, 2,3,4,5-Tetramethylcyclopenten-1-one, 2,3,4,5-Tetramethylcyclopentenone, Tetramethylcyclopent-2-enone
• Empirische Formel (Hill-System): C₉H₁₄O
• CAS-Nummer: 54458-61-6
• Molekulargewicht: 138.21
• Beilstein: 2324088
• MDL-Nummer: MFCD00010248
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24856595
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 100
• Assay: 95%
• Form: liquid
• Brechungsindex: n20/D 1.476 (lit.)
• bp: 100 °C/30 mmHg (lit.)
• Dichte: 0.917 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: ketone
• SMILES String: CC1C(C)C(=O)C(C)=C1C
• InChI: 1S/C9H14O/c1-5-6(2)8(4)9(10)7(5)3/h5,7H,1-4H3
• InChIKey: ARUAYSANQMCCEN-UHFFFAOYSA-N

Beschreibung

Anwendung

2,3,4,5-Tetramethyl-2-cyclopentenone was used in the synthesis of chiral pre-ligands, (R)-3,3′-bis(tetramethylcyclopentadienyl)-2,2′-bismethoxy-1,1′-bisnaphthalene and (R)-3-tetramethylcyclopentadienyl-2,2′-bismethoxy-1,1′-bisnaphthalene by reacting with (R)-3,3′-dilithium-2,2′-bismethoxy-1,1′-bisnaphthalene.

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 3
• Flammpunkt (°F): 163.4 °F - closed cup
• Flammpunkt (°C): 73 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)