819863-75-7

Upstream product

• 819863-74-6 2-(4-tert-butylphenyl)-5-{4-(5-ethynyl-2-thienylethynyl)phenyl}-1,3,5-oxadiazole 
• 122-51-0 orthoformic acid triethyl ester 
• 819863-67-7 2-(4-tert-butyl-phenyl)-5-(4-thiophen-2-ylethynyl-phenyl)-[1,3,4]oxadiazole 
• 819863-72-4 2-(4-tert-butyl-phenyl)-5-[4-(5-iodo-thiophen-2-ylethynyl)-phenyl]-[1,3,4]oxadiazole 
• 819863-73-5 4-(5-{4-[5-(4-tert-butyl-phenyl)-[1,3,4]oxadiazol-2-yl]-phenylethynyl}-thiophen-2-yl)-2-methyl-but-3-yn-2-ol 
• 445220-81-5 2-(4-tert-butylphenyl)-5-(4-ethynylphenyl)-1,3,4-oxadiazole 

Relevant academic research and scientific papers

Ethynyl π-extended 2,5-diphenyl-1,3,4-oxadiazoles and 2-phenyl 5-(2-thienyl)-1,3,4-oxadiazoles: Synthesis, X-ray crystal structures and optical properties

2-(4-tert-Butylphenyl)-5-(4-ethynylphenyl)-1,3,4-oxadiazole 1 reacts with a series of heteroaryl iodides under standard Sonogashira cross-coupling conditions (Pd[PPh3]2Cl2, Cul, triethylamine, THF) to yield products 2a-g i