5227-09-8Relevant articles and documents
Novel isoamido-substituted hydroxy-6-phenylphenanthridines
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Page/Page column 26, (2010/11/28)
Compounds of the formula I in which the substituents have the definitions provided in the specification, are novel, effective PDE4 inhibitors.
NOVEL 6-PYRIDYLPHENANTHRIDINES
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Page/Page column 20, (2008/06/13)
Compounds of a certain formula I, in which R1, R2, R3, R31, R4, R5, R51 and Har have the meanings indicated in the description, are novel effective PDE4 inhibitors.
NOVEL 6-PHENYLPHENANTRIDINES
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Page/Page column 22-23, (2008/06/13)
Compounds of formula (I), in which R1, R2, R3, R31, R4, R5, R51, R6, R7 and R8 have the meanings indicated in the description, are novel effective PDE4 inhibitors.