METHOD FOR PREPARING ERTAPENEM SODIUM

摘要

Provided is a method for preparing ertapenem sodium. In the method provided by the invention, ertapenem sodium is prepared by directly catalytic hydrogenation of an undried ertapenem intermediate or by catalytic hydrogenation of the ertapenem intermediate being dried at 20~30? to a water content of 5~65%?The method provided by the invention is advantageous to getting ertapenem sodium with a high quality simply and efficiently.