523380

4-[(Trimethylsilyl)ethynyl]benzaldehyde

97%

• Sinônimo(s): 4-(Trimethylsilylethynyl)benzaldehyde, 4-[2-(Trimethylsilyl)ethynyl]benzaldehyde, p-[(Trimethylsilyl)ethynyl]benzaldehyde
• Fórmula linear: (CH₃)₃SiC≡CC₆H₄CHO
• Número CAS: 77123-57-0
• Peso molecular: 202.32
• Número MDL: MFCD02093765
• Código UNSPSC: 12352100
• ID de substância PubChem: 24874332
• NACRES: NA.22

Propriedades

• Nível de qualidade: 200
• Ensaio: 97%
• pf: 66-70 °C (lit.)
• grupo funcional: aldehyde
• cadeia de caracteres SMILES: C[Si](C)(C)C#Cc1ccc(C=O)cc1
• InChI: 1S/C12H14OSi/c1-14(2,3)9-8-11-4-6-12(10-13)7-5-11/h4-7,10H,1-3H3
• chave InChI: UZQDUXAJFTWMDT-UHFFFAOYSA-N

Descrição

Descrição geral

4-[(Trimethylsilyl)ethynyl]benzaldehyde can be synthesized by reacting 4-bromobenzaldehyde and triphenylphosphine in anhydrous triethylamine with ethynyltrimethylsilane and then with palladium(II) acetate under argon.[1] It can also be prepared by Sonogashira coupling reaction between 4-bromobenzaldehyde and (trimethylsilyl) ethynyl.[2]

Aplicação

4-[(Trimethylsilyl)ethynyl]benzaldehyde may be used in the preparation of the following:

• 4,4,5,5-tetramethyl-2-{4-[(trimethylsilyl)ethynyl]phenyl}imidazolidine-1,3-diol[3]
• 5,10,15-triphenyl-20-{4-[2-(trimethylsilyl)ethynyl]phenyl}porphyrin[4]

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)