C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 213/69 (2006.01) A61K 31/44 (2006.01) A61K 31/495 (2006.01) A61K 31/535 (2006.01) C07D 213/78 (2006.01) C07D 401/06 (2006.01) C07D 405/02 (2006.01) C07D 405/06 (2006.01) C07D 409/06 (2006.01) C07D 498/04 (2006.01)
Patent
CA 2186716
Described are 3-hydroxypyridin-4-ones of formula I Image (I) wherein R1-R4, A and B are as defined in the description. The compounds have valuable pharmaceutical properties and are especially effective as chelators of iron. They can be used to treat excess iron in the bodies of warm-blooded animals.
Fetherstonhaugh & Co.
Novartis Ag
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