420670

Ethyl 3-oxo-4-(triphenylphosphoranylidene)butyrate

97%

• Sinônimo(s): 3-Oxo-4-(triphenylphosphoranylidene)butanoic acid ethyl ester, 4-(Triphenylphosphoranylidene)acetoacetic acid ethyl ester, [3-(Ethoxycarbonyl)-2-oxopropylidene]triphenylphosphorane
• Fórmula linear: (C₆H₅)₃P=CHCOCH₂CO₂C₂H₅
• Número CAS: 13148-05-5
• Peso molecular: 390.41
• Número MDL: MFCD00192162
• Código UNSPSC: 12352108
• ID de substância PubChem: 24866344
• NACRES: NA.22

Propriedades

• Nível de qualidade: 100
• Ensaio: 97%
• adequação da reação: reaction type: C-C Bond Formation
• grupo funcional: ester; ketone; phosphine
• cadeia de caracteres SMILES: CCOC(=O)CC(=O)C=P(c1ccccc1)(c2ccccc2)c3ccccc3
• InChI: 1S/C24H23O3P/c1-2-27-24(26)18-20(25)19-28(21-12-6-3-7-13-21,22-14-8-4-9-15-22)23-16-10-5-11-17-23/h3-17,19H,2,18H2,1H3
• chave InChI: QYXSFVCJCUXGJH-UHFFFAOYSA-N

Descrição

Aplicação

Can be coupled with glyoxals in a one-step route to 4-hydroxycyclopentanones.[1] Also used to prepare 2H-pyran-2-ones from oxazolones.[2]

Reactant for stereoselective synthesis of:

• Polysubstituted cyclopentanones via double Michael addition reactions
• Hydroindanes via asymmetric quadruple aminocatalytic three-component domino condensation and spirocyclization
• Oxocyclohexenecarboxylates by cyclocondensation

Reactant for preparation of:

• γ-(Dioxobutylidene)butenolides
• Chain conjugated 2H-pyran-5-carboxylates
• 2-Substituted pyridoacridines with antitumor activity by means of thermolysis

Informações de segurança

• Código de classe de armazenamento: 11 - Combustible Solids
• Classe de risco de água (WGK): WGK 3
• Ponto de fulgor (°F): Not applicable
• Ponto de fulgor (°C): Not applicable
• Equipamento de proteção individual: Eyeshields, Gloves, type N95 (US)