Pyridine, 4,4'-([1,1'-biphenyl]-4,4'-diyldi-2,1-ethynediyl)bis- synthesis

5synthesis methods

Product Name:Pyridine, 4,4'-([1,1'-biphenyl]-4,4'-diyldi-2,1-ethynediyl)bis-
CAS Number:245657-01-6
Molecular formula:C26H16N2
Molecular Weight:356.42

2510-22-7 Synthesis

2510-22-7
125 suppliers
$18.00/100mg

3001-15-8 Synthesis

3001-15-8
331 suppliers
$14.00/25g

Pyridine, 4,4'-([1,1'-biphenyl]-4,4'-diyldi-2,1-ethynediyl)bis-

245657-01-6
6 suppliers
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Yield:245657-01-6 75%

Reaction Conditions:

Stage #1: 4-pyridylacetylene;4,4'-diiodobiphenylwith bis-triphenylphosphine-palladium(II) chloride;copper(l) iodide;triethylamine at 60; for 1 h;Inert atmosphere;
Stage #2: at 90; for 48 h;Inert atmosphere;

References:

Bao, Shu-Jin;Xu, Ze-Ming;Ju, Yun;Song, Ying-Lin;Wang, Heng;Niu, Zheng;Li, Xiaopeng;Braunstein, Pierre;Lang, Jian-Ping [Journal of the American Chemical Society,2020,vol. 142,# 31,p. 13356 - 13361] Location in patent:supporting information

1120-87-2 Synthesis