abstract |
THE PRESENT INVENTION RELATES TO THE STABLE POLYMORPH B FORM OF N-(3-ETHYNYLPHENYL)-6, 7-BIS (2-METHOXYETHOXY) -4-QUINAZOLINAMINE HYDROCHLORIDE, ITS PRODUCTION IN ESSENTIALLY PURE FORM, AND ITS USE. THE INVENTION ALSO RELATES TO THE PHARMACEUTICAL COMPOSITIONS CONTAINING THE STABLE POLYMORPH B FORM OF N-(3-ETHYNYLPHENYL)-6, 7-BIS(2-METHOXYETHOXY) -4-QUINAZOLINAMINE AS HYDROCHLORIDE, AS WELL OTHER FORMS OF THE COMPOUND, AND TO METHODS OF TREATING HYPERPROLIFERATIVE DISORDERS, SUCH AS CANCER, BY ADMINISTERING THE COMPOUND.FIGURE 1. |