The invention provides a method for producing a crystal of a uracil compound with high purity by a process which can be carried out in an industrial scale. Specifically, the invention provides a method for producing a crystal of a uracil compound, wherein the method involves dissolving a composition containing a uracil compound represented by formula (1)
in organic solvents consisting of a C3-C6 alcohol solvent and an aromatic solvent to obtain a solution, and precipitating a crystal of said uracil compound from the solution.
本发明提供了一种通过可在工业规模上实施的工艺生产高纯度尿
嘧啶化合物晶体的方法。具体地说,本发明提供了一种生产尿
嘧啶化合物晶体的方法,其中该方法包括溶解含有由式(1)表示的尿
嘧啶化合物的组合物
在由 C3-C6 醇溶剂和芳香族溶剂组成的有机溶剂中溶解,得到溶液,然后从溶液中析出所述尿
嘧啶化合物晶体。