4-Oxo-1-3-Substituted Phenyl-1,4-Dihydro-1,8-Napthyridene-3-Carboxamide Phosphodiesterase-4 Inhibitor and a Method of Preparing Same
申请人:Cameron Mark
公开号:US20090105479A1
公开(公告)日:2009-04-23
The invention is directed to a compound of the structural formula (22) (22) crystal form of structural formulae (21) and its free acid, pharmaceutical compositions comprising these compounds and methods of preparing and using these compounds.
该发明涉及结构式(22)的化合物,结构式(21)的晶型及其游离酸,包括这些化合物的药物组合物以及制备和使用这些化合物的方法。