934995-83-2Relevant academic research and scientific papers
4-Oxo-1-3-Substituted Phenyl-1,4-Dihydro-1,8-Napthyridene-3-Carboxamide Phosphodiesterase-4 Inhibitor and a Method of Preparing Same
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Page/Page column 12-13, (2009/05/29)
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.
4-oxo-1-(3-substituted phenyl)-1,4-dihydro-1,8-naphthyridine-3-carboxamide phosphodiesterase-4 inhibitor and a method of preparing same
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Page/Page column 13, (2010/11/27)
The invention is directed to a compound of the structural formula (22) crystal form of structural formulae (21) and its free acid, pharmaceutical compositions comprising these compounds and methods of preparing and using these compounds.
