5919-13-1Relevant articles and documents
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Gilman et al.
, p. 2836,2842 (1939)
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TRICYCLIC COMPOUNDS USEFUL FOR THE TREATMENT OF INFLAMMATORY AND ALLERGIC DISORDERS:PROCESS FOR THEIR PREPARATION
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Page 24-25, (2010/02/10)
The present invention relates to novel heterocyclic compounds, their analogs, their tautomers, their regioisomers, their stereoisomers, their enantiomers, their diasteromers, their polymorphs, their pharmaceutically acceptable salts, their appropriate N-oxides, their pharmaceutically acceptable solvates and their pharmaceutical compositions containing them. The present invention more particularly relates to novel Phosphodiesterase type 4 (PDE4) inhibitors of the formula (1), their analogs, their tautomers, their enantiomers, their diasteromers, their regioisomers, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their appropriate oxides, their pharmaceutically acceptable solvates and the pharmaceutical compositions containing them.
