Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 111770-86-6, name is 5-Bromo-2-ethynylpyridine. This compound has unique chemical properties. The synthetic route is as follows. Recommanded Product: 111770-86-6
(Azidomethyl)trimethylsilane (0.6 mL, 4.0 mmol) was added to Intermediate 41 (500 mg, 2.76 mmol) in toluene (10 mL), and the reaction mixture was warmed up to 80 C. and stirred o.n. Solvent was removed under vacuum and the residue was purified by column chromatography (petroleum ether_EtOAc=6:1). The product was obtained as a yellow solid. MS (m/z): 311, 313 [M+H].
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Reference:
Patent; Gordeev, Mikhail Fedorovich; Yuan, Zhengyu; Liu, Jinqian; Wang, Qiang; US2010/69441; (2010); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem