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ChemicalBook CAS DataBase List 6,2'-DIBROMO-[3,4']-BIPYRIDINE
942206-16-8

6,2'-DIBROMO-[3,4']-BIPYRIDINE synthesis

2synthesis methods
100523-96-4 Synthesis
2-Bromo-4-iodopyridine

100523-96-4
179 suppliers
$8.00/1g

223463-14-7 Synthesis
2-Bromopyridine-5-boronic acid

223463-14-7
246 suppliers
$6.00/250mg

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Yield:942206-16-8 41%

Reaction Conditions:

Stage #1: 2-bromo-4-iodopyridine;6-bromopyridin-3-ylboronic acidwith tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran at 50; for 1 h;Inert atmosphere;Suzuki-Miyaura Coupling;
Stage #2: with sodium carbonate in tetrahydrofuran;water at 50; for 12 h;Inert atmosphere;Suzuki-Miyaura Coupling;

References:

Okazawa, Atsushi;Terakado, Yutaro;Ishida, Takayuki;Kojima, Norimichi [New Journal of Chemistry,2018,vol. 42,# 22,p. 17874 - 17878] Location in patent:supporting information