515477

4,4′-Di-tert-butyl-2,2′-dipyridyl

98%

• Synonym(s): 4,4′-Bis(tert-butyl)-2,2′-bipyridine, BBBPY
• Empirical Formula (Hill Notation): C₁₈H₂₄N₂
• CAS Number: 72914-19-3
• Molecular Weight: 268.40
• MDL number: MFCD01863731
• UNSPSC Code: 12352100
• PubChem Substance ID: 24873822
• NACRES: NA.22

Properties

• Assay: 98%
• mp: 159-161 °C (lit.)
• SMILES string: 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
• InChI key: TXNLQUKVUJITMX-UHFFFAOYSA-N

Description

Application

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.

Safety Information

• Pictograms: GHS06
• Signal Word: Danger
• Hazard Statements: H301 + H311
• Precautionary Statements: P264 - P280 - P301 + P310 - P302 + P352 + P312 - P361 + P364 - P405
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Oral
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves