529907

(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester

• Sinônimo(s): 1-[cis-1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)] pentene, 2,2′-[(1Z)-1-Propyl-1,2-ethenediyl]bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane]
• Fórmula empírica (Notação de Hill): C₁₇H₃₂B₂O₄
• Número CAS: 307531-75-5
• Peso molecular: 322.06
• Número MDL: MFCD03093909
• Código UNSPSC: 12352103
• ID de substância PubChem: 24877718
• NACRES: NA.22

Propriedades

• índice de refração: n20/D 1.455 (lit.)
• pb: 301-303 °C (lit.)
• densidade: 0.954 g/mL at 25 °C (lit.)
• cadeia de caracteres SMILES: CCC\C(=C\B1OC(C)(C)C(C)(C)O1)B2OC(C)(C)C(C)(C)O2
• InChI: 1S/C17H32B2O4/c1-10-11-13(19-22-16(6,7)17(8,9)23-19)12-18-20-14(2,3)15(4,5)21-18/h12H,10-11H2,1-9H3/b13-12-
• chave InChI: MXQDNQSRLNMUOP-SEYXRHQNSA-N

Descrição

Descrição geral

(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester is an alkenyl boronate ester that can be utilized for Suzuki-Miyaura cross-coupling reaction. Boronate esters are air- and chromatography-stable.

Aplicação

(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester can be used as a reactant in the stereoselective synthesis of γ-boryl substituted homoallylic alcohols by reacting with aromatic aldehydes via Ru-catalyzed double bond transposition reaction.

Informações de segurança

• Código de classe de armazenamento: 10 - Combustible liquids not in Storage Class 3
• Classe de risco de água (WGK): WGK 3
• Ponto de fulgor (°F): 169.0 °F - closed cup
• Ponto de fulgor (°C): 76.1 °C - closed cup
• Equipamento de proteção individual: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)