Chemoselective Synthesis and Anti-Kinetoplastidal Properties of 2,6-Diaryl-4H-tetrahydro-thiopyran-4-one S-Oxides: Their Interplay in a Cascade of Redox Reactions from Diarylideneacetones
作者:Thibault Gendron、Don Antoine Lanfranchi、Nicole I. Wenzel、Hripsimée Kessedjian、Beate Jannack、Louis Maes、Sandrine Cojean、Thomas J. J. Müller、Philippe M. Loiseau、Elisabeth Davioud-Charvet
DOI:10.3390/molecules29071620
日期:——
methodologies were developed and generalized from diarylideneacetones and 2,6-diaryl-4H-tetrahydro-thiopyran-4-ones to allow the introduction of a wide substitution profile and to prepare the related S-oxides. The in vitro biological activity and selectivity of diarylideneacetones, 2,6-diaryl-4H-tetrahydro-thiopyran-4-ones, and their S-sulfoxide and sulfone metabolites were evaluated against Trypanosoma
2,6-二芳基-4H-四氢-噻喃-4-酮和相应的亚砜和砜衍生物被设计为通过前药作用降低其母体抗动铂二亚芳基丙酮的主要毒性。从二亚芳基丙酮和2,6-二芳基-4H-四氢-噻喃-4-酮中开发并推广了新的非对映选择性方法,以允许引入广泛的取代谱并制备相关的S-氧化物。评估了二亚芳基丙酮、2,6-二芳基-4H-四氢-噻喃-4-酮及其 S-亚砜和砜代谢物对布氏锥虫、克氏锥虫和各种利什曼原虫的体外生物活性和选择性。及其针对人成纤维细胞 hMRC-5 的细胞毒性。数据显示,迈克尔受体位点暂时被掩盖的硫化物、亚砜和砜对哺乳动物细胞的毒性较小,而对布氏锥虫、克氏锥虫、婴儿乳杆菌和锥虫的抗锥虫效力得以维持。 L. donovani,从而证实了前药策略的有效性。其作用机制被认为是由于二亚芳基丙酮参与涉及锥硫酮系统的级联氧化还原反应。迈克尔将二硫醇加成到双键上,形成伸长的聚合物,后者在 S-氧化后,随后进行顺式消除