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公开(公告)号:US08288514B2
公开(公告)日:2012-10-16
申请号:US12770869
申请日:2010-04-30
申请人: Xintang Rao , Zhijian Ding , Hangbin Lou , Jing Wu , Yanglin Fang , Baineng Deng
发明人: Xintang Rao , Zhijian Ding , Hangbin Lou , Jing Wu , Yanglin Fang , Baineng Deng
IPC分类号: C07H17/08
CPC分类号: A61K31/7048 , C07H17/08
摘要: This invention discloses a method of manufacturing clarithromycin, where an erythromycin A 9-oxime thiocyanate salt is used directly to perform an etherification reaction, and then successively silanizattion, methylattion and hydrolysis reactions are sequentially conducted. It is a new process with simple process with a high yield, low cost, less pollution, high quality and is suitable for commercial manufacturing.
摘要翻译: 本发明公开了一种制造克拉霉素的方法,其中直接使用红霉素A 9 - 肟硫氰酸盐进行醚化反应,然后依次进行硅烷化,甲基化和水解反应。 产品成本高,成本低,污染少,质量好,适用于商业制造,是一种工艺简单的新工艺。
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公开(公告)号:US20100280230A1
公开(公告)日:2010-11-04
申请号:US12770869
申请日:2010-04-30
申请人: XINTANG RAO , Zhijian Ding , Hangbin Lou , Jing Wu , Yanglin Fang , Baineng Deng
发明人: XINTANG RAO , Zhijian Ding , Hangbin Lou , Jing Wu , Yanglin Fang , Baineng Deng
IPC分类号: C07H17/08
CPC分类号: A61K31/7048 , C07H17/08
摘要: This invention discloses a method of manufacturing clarithromycin, where an erythromycin A 9-oxime thiocyanate salt is used directly to perform an etherification reaction, and then successively silanizattion, methylattion and hydrolysis reactions are sequentially conducted. It is a new process with simple process with a high yield, low cost, less pollution, high quality and is suitable for commercial manufacturing.
摘要翻译: 本发明公开了一种制造克拉霉素的方法,其中直接使用红霉素A 9 - 肟硫氰酸盐进行醚化反应,然后依次进行硅烷化,甲基化和水解反应。 产品成本高,成本低,污染少,质量好,适用于商业制造,是一种工艺简单的新工艺。
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