发明申请
US20100099876A1 METHOD OF PREPARING MONTELUKAST AND INTERMEDIATES USED THEREIN 有权
制备MONTELUKAST及其使用的中间体的方法

METHOD OF PREPARING MONTELUKAST AND INTERMEDIATES USED THEREIN
摘要:
The present invention relates to a method for preparing montelukast, an inhibitor against leukotrienes, and an intermediate used therein. According to the inventive method, high-purity montelukast or its sodium salt can be prepared in a high yield.
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