Disclosed is tonovel cyclic derivatives having potent inhibiting effect on melanin formation and skin hyper-pigmentation activity with no adverse response to skin. They can be used as the therapeutics for treating and preventing the skin disease caused by over-reproduced melanin.
本发明揭示了一种新型的环状衍
生物,具有对
黑色素形成和皮肤过度色素沉着活性具有强效抑制作用,并且对皮肤没有不良反应。它们可以用作治疗和预防由于
黑色素过度产生引起的皮肤疾病的治疗药物。