PYRIMIDINE COMPOSITIONS, ULTRA-PURE COMPOSITIONS AND SALTS THEREOF, METHODS OF MAKING THE SAME, AND METHODS OF USING THE SAME FOR TREATING HISTAMINE H4 RECEPTOR (H4) MEDIATED DISEASES AND CONDITIONS
The present application relates to ultra-pure compositions containing N4-(cyclopropylmethyl)-6-[(3R)-3-(methylamino)pyrrolidin-1-yl]pyrimidine-2,4-diamine tartrate dihydrate, methods of making the same, formulations containing the same, methods of using the same to treat H4-mediated diseases and conditions, and alternative salt forms thereof.