NEW CRYSTAL FORM OF NERATINIB MALEATE AND PREPARATION METHOD THEREFOR

摘要

The present invention relates to a new crystal form of neratinib maleate and a preparation method therefor. A new crystal form of the maleate of a compound as represented by formula (I) of the present invention has advantageous properties of high solubility, good stability, technological availability and tractability, and the preparation method is simple and requires low costs, which is of important value for the optimization and development of the drug in the future.