| 摘要 |
PROBLEM TO BE SOLVED: To provide a compound which is a suitable drug substance and is useful in the treatment of conditions including asthma. SOLUTION: The compound is a xinafoate salt of N4-[(2,2-difluoro-4H-benzo[1,4]oxazin-3-one)-6-yl]-5-fluoro-N2-[3-(methylaminocarbonylmethyleneoxy)phenyl]-2,4-pyrimidinediamine. COPYRIGHT: (C)2009,JPO&INPIT |
