头孢硫脒的合成方法改进 |
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引用本文: | 刘丹青,许春生,牛彦. 头孢硫脒的合成方法改进[J]. 中国药物化学杂志, 2001, 11(5): 293-294 |
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作者姓名: | 刘丹青 许春生 牛彦 |
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作者单位: | 广州白云山制药股份有限公司化学药厂 |
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摘 要: | 1,3-二异丙基脒基2-硫代-乙酸盐酸盐经Vilsmeier试剂活化后,与带有保护基的7-ACA缩合得到头孢硫脒,收率由45%提高到56%,本方法操作简便,适宜于规模生产。
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关 键 词: | 头孢菌素 头孢硫脒 合成 |
文章编号: | 1005-0108(2001)05-0293-02 |
Improved Synthesis of Cephathiamidine |
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Abstract: | The (1,3-diisopropylamidino)-2-thio-acetic acid hydrochloride was activated by the Vilsmeier agent and condensed with protected 7-ACA to form cephathiamidine.The yield was increased from 45% to 56%.The process was easy to control,which fitted the production on a scale. |
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Keywords: | cephalosporin cephathiamidine synthesis |
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