515477

4,4′-Di-tert-butyl-2,2′-dipyridyl

98%

• Sinônimo(s): 4,4′-Bis(tert-butyl)-2,2′-bipyridine, BBBPY
• Fórmula empírica (Notação de Hill): C₁₈H₂₄N₂
• CAS Number: 72914-19-3
• Peso molecular: 268.40
• Número MDL: MFCD01863731
• Código UNSPSC: 12352100
• ID de substância PubChem: 24873822
• NACRES: NA.22

Propriedades

• Ensaio: 98%
• pf: 159-161 °C (lit.)
• cadeia de caracteres SMILES: CC(C)(C)c1ccnc(c1)-c2cc(ccn2)C(C)(C)C
• InChI: 1S/C18H24N2/c1-17(2,3)13-7-9-19-15(11-13)16-12-14(8-10-20-16)18(4,5)6/h7-12H,1-6H3
• chave InChI: TXNLQUKVUJITMX-UHFFFAOYSA-N

Descrição

Descrição geral

4,4′-Di-tert-butyl-2,2′-dipyridyl is a bipyridyl compound that is widely employed as a ligand for transition metals in the preparation of catalysts.

Aplicação

4,4′-Di-tert-butyl-2,2′-dipyridyl can be used as a ligand:      

• In the synthesis of oxidovanadium(IV) complex [VOCl₂(dbbpy)(H₂O)], which is used as a catalyst for the epoxidation of cyclooctene in the presence of tert-butyl hydroperoxide.     
• In iron-catalyzed ortho-allylation of 1-arylpyrazoles via C-H activation.     
• In iridium-catalyzed borylation of (hetero)arenes.      
• In iron-catalyzed arylation of heterocycles in the presence of metallic Mg.      
• In nickel-catalyzed decarboxylation of block copolymers.

Informações de segurança

• Pictogramas: GHS06
• Palavra indicadora: Danger
• Frases de perigo: H301 + H311
• Declarações de precaução: P264 - P280 - P301 + P310 - P302 + P352 + P312 - P361 + P364 - P405
• Classificações de perigo: Acute Tox. 3 Dermal - Acute Tox. 3 Oral
• Código de classe de armazenamento: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• Classe de risco de água (WGK): WGK 3
• Ponto de fulgor (°F): Not applicable
• Ponto de fulgor (°C): Not applicable
• Equipamento de proteção individual: dust mask type N95 (US), Eyeshields, Gloves