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PROCESS FOR PREPARING AMORPHOUS RIFAXMIN AND THE AMORPHOUS RIFAXIMIN THUS OBTAINED
PROCESS FOR PREPARING AMORPHOUS RIFAXMIN AND THE AMORPHOUS RIFAXIMIN THUS OBTAINED
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机译:获得的非晶形利福昔明和非晶形利福昔明的制备方法
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摘要
A process is described which enables Rifaximin in a completely amorphous form to be obtained. Said process comprises the steps of dissolving crude Rifaximin in absolute ethanol while hot and then collecting after precipitation by—cooling the title compound under amorphous form.
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