| abstract |
The present invention relates to the pharmaceutical field, and relates to pharmaceutically acceptable salts of the compound of (S) -7- (4- (l- (methylsulfonyl) piperidin-4-yl) phenyl) - N - (morpholin-2-ylmethyl ) pyrido [3,4-b] pyrazin-5-amine and crystalline forms thereof. The invention also relates to solvates and crystalline forms of the compound, pharmaceutical compositions comprising the compound, and methods for preparing and using the same. |