The present invention relates to new benzo-N-hydroxy amide compounds of formula (I) and pharmaceutically acceptable salts, isomers and prodrugs thereof, which show a significant inhibitory activity on the proliferation of tumor cells and specifically of cancer stem cells. ##STR00001##

The present invention relates to new benzo-N-hydroxy amide compounds of formula (I) and pharmaceutically acceptable salts, isomers and prodrugs thereof, which show a significant inhibitory activity on the proliferation of tumor cells and specifically of cancer stem cells. ##STR00001##

Provided herein are compounds useful for binding to one or more histone deacetylase enzymes (HDACs). The present application further provides radiolabeled compounds useful as a radiotracer for position emission tomography imaging of HDAC. Methods for prepared unlabeled and labeled compounds, diagnostic methods, and methods of treating diseases associated HDAC are also provided.

Provided herein are compounds useful for binding to one or more histone deacetylase enzymes (HDACs). The present application further provides radiolabeled compounds useful as a radiotracer for position emission tomography imaging of HDAC. Methods for prepared unlabeled and labeled compounds, diagnostic methods, and methods of treating diseases associated HDAC are also provided.

The present invention relates to pyrimidine hydroxy amide compounds, the use of such compounds in the inhibition of HDAC6, and the use of such compounds in the treatment of various diseases, disorders, or conditions related to HDAC6.

The present invention relates to pyrimidine hydroxy amide compounds, the use of such compounds in the inhibition of HDAC6, and the use of such compounds in the treatment of various diseases, disorders, or conditions related to HDAC6.

The present disclosure relates to: a) crystalline forms of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide; b) pharmaceutical compositions comprising one or more crystalline forms of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide, and, optionally, one or more pharmaceutically acceptable carriers; c) methods of treating a tumor a cancer, or a Rasopathy disorder by administering one or more crystalline forms of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide to a subject in need thereof; and methods of producing essentially pure Form IV of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide.

The present disclosure relates to: a) crystalline forms of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide; b) pharmaceutical compositions comprising one or more crystalline forms of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide, and, optionally, one or more pharmaceutically acceptable carriers; c) methods of treating a tumor a cancer, or a Rasopathy disorder by administering one or more crystalline forms of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide to a subject in need thereof; and methods of producing essentially pure Form IV of N((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide.

The invention relates to a method of treating a subject who has cancer or a non-malignant tumor, the method comprising administering a therapeutically effective amount of a 18-20 member bi-polycyclic compound to the subject.

The invention relates to a method of treating a subject who has cancer or a non-malignant tumor, the method comprising administering a therapeutically effective amount of a 18-20 member bi-polycyclic compound to the subject.