4983-28-2, 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. 4983-28-2, name is 2-Chloro-5-hydroxypyrimidine. This compound has unique chemical properties. The synthetic route is as follows.
To a solution of (2R,5R)-tert-butyl 2-(hydroxymethyl)-5-methylmorpholine-4-carboxylate (1.2 g, 5.2 mmol) and 2-chloropyrimidin-5-ol (1 g, 7.5 mmol), DIAD(1.5 g 7.5 mmol) in THF (30 mL) was added triphenylphosphine (2 g, 7.5 mmol) at 0 ¡ãC, then the reaction was stirred at room temperature for 12 hours. The reaction solution was evaporated to dryness and the residue was purified by flash column chromatography, eluting with ethyl acetate: petroleum ether = 1:3 to afford the title compound (0.52 g, 1.52 mmol, 29 percent yield). LCMS Method D RT= 1.54 min, ES+ve 287.9 (M-tBu+H).
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Reference:
Patent; GLAXOSMITHKLINE INTELLECTUAL PROPERTY DEVELOPMENT LIMITED; CASILLAS, Linda N.; HARLING, John David; MIAH, Afjal Hussain; SMITH, Ian Edward David; RACKHAM, Mark David; (204 pag.)WO2017/182418; (2017); A1;,
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