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白内停(国外商品名 Catalin)化学名为1-羟基-5氧-5H-吡啶骈(3,2α)吩噁嗪-3-羧酸(1-Hydroxy-5-oxo-5H-pyrido[3,2α]phenoxazine-3-carboxylic acid)(Ⅱ),为治疗白内障药物,国内临床表明,本品对阻止患者视力持续减退有一定效果。在批林批孔运动深入开展的大好形势下,在领导的重视和关怀下以及兄弟单位的大力支持下,我们遵循伟大领袖毛主席关于“应当积极地预防和医治人民的疾病”的教导,于1974年底试制成功白内停。合成方法系以
Inter-cessation (foreign trade name Catalin) chemical name is 1-hydroxy-5-oxo-5H-pyrido (3,2α) phenoxazine-3- carboxylic acid (1-Hydroxy-5-oxo-5H-pyrido [3 , 2α] phenoxazine-3-carboxylic acid (Ⅱ), for the treatment of cataract drugs, the domestic clinical showed that the goods to prevent patients with persistent vision loss have a certain effect. With the great attention and care given by the leadership and the vigorous support of the fraternal units, we follow the guidance of Chairman Mao on "the disease that should be actively prevented and managed by the great leader, Trial production of white necrosis in late 1974. The synthesis method is based on