The present invention relates to novel ferroportin inhibitors of the general formula (I), pharmaceutical compositions containing them, and diseases caused by hepcidin deficiency or iron metabolism disorders, such as especially iron overload conditions such as thalassemia and hemochromatosis in particular. It relates to its use as a medicament for prevention and / or treatment. [Selection] Figure 1本発明は、一般式(I)の新規なフェロポーチン阻害剤、それらを含む医薬組成物、並びに特にヘプシジン欠如又は鉄代謝障害によって引き起こされる疾患、例えば特に鉄過剰状態、例えば特にサラセミア及びヘモクロマトーシスを予防及び/又は治療するための医薬品としてのその使用に関する。【選択図】図1