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一种咪唑-5-羧酸酯的重结晶方法本发明涉及一种咪唑-5-羧酸酯原料药产品的精制方法。具体地说,就是一种使咪唑-5-羧酸酯原料药粗品在以乙酸乙酯/正己烷为溶剂体系的重结晶过程中,获得高纯度产品的方法。公开号:CN103012377A一种新型的吡啶并咪唑类化合物的合成方法本发明公开了一种新型的吡啶并咪唑类化合物
Method for the recrystallization of imidazole-5-carboxylates The present invention relates to a method for the purification of imidazole-5-carboxylate drug substance products. Specifically, it is a method for obtaining a high-purity product from the crude product of the imidazole-5-carboxylate crude drug substance during the recrystallization from a solvent system of ethyl acetate / n-hexane. Publication Number: CN103012377A Novel Synthesis Method of Pyridoimidazole Compounds The invention discloses a novel pyridine imidazole compounds