One-pot synthesis of 5-phenylimino, 5-thieno or 5-oxo-1,2,3-dithiazoles and evaluation of their antimicrobial and antitumor activity
作者:Lidia S. Konstantinova、Oleg I. Bol’shakov、Natalia V. Obruchnikova、Hélène Laborie、Annabelle Tanga、Valérie Sopéna、Isabelle Lanneluc、Laurent Picot、Sophie Sablé、Valérie Thiéry、Oleg A. Rakitin
DOI:10.1016/j.bmcl.2008.11.010
日期:2009.1
We here report the synthesis and biological evaluation of rare 4-substituted-5-phenylimino, 5-thieno- and 5-oxo-1,2,3-dithiazoles. Dithiazoles were selectively obtained in moderate to high yields (25–73%) via a one-pot reaction from various ethanoneoximes with sulfur monochloride, pyridine in acetonitrile followed by treatment by corresponding nucleophiles (aniline, thioacetamide and formic acid).
我们在这里报告了罕见的4-取代的5-苯基亚氨基,5-硫代-和5-氧代-1,2,3-二噻唑的合成和生物学评估。一锅反应是由多种乙酮肟与一氯化硫,吡啶在乙腈中的反应,然后通过相应的亲核试剂(苯胺,硫代乙酰胺和甲酸)进行处理,选择性地以中等至高收率(25-73%)获得二噻唑。所有合成的化合物进行了筛选对它们的抗菌(对细菌大肠杆菌,沙门氏菌 肠炎种鼠伤寒沙门氏菌,肺炎克雷伯氏菌,铜绿假单胞菌,金黄色葡萄球菌,粪肠球菌,蜡样芽胞杆菌和抗李斯特菌),抗真菌(针对白色念珠菌,光滑念珠菌,热带念珠菌和东方依斯念珠菌的致病性菌株)和抗肿瘤活性(在人类细胞系MCF-7和MDA-MB-231上)。4-(2-吡啶基)-5 ħ -1,2,3-二噻唑-5-硫酮和4- ethylcarboxyl -5- ħ -1,2,3-二噻唑-5-硫酮(5D,5H),它们有效对抗革兰氏阳性细菌对真菌具有显着活性。4-(2-苯并呋喃基)-5-苯基亚氨基-5