Carboxylic acid and phosphate ester derivatives of fluconazole: synthesis and antifungal activities
作者:Nguyen-Hai Nam、Soroush Sardari、Meredith Selecky、Keykavous Parang
DOI:10.1016/j.bmc.2004.08.049
日期:2004.12
carboxylic acid esters and (b) fatty alcohol and carbohydrate phosphate esters, were synthesized and evaluated in vitro against Cryptococcus neoformans, Candida albicans, and Aspergillus niger. All carboxylic acid ester derivatives of fluconazole (1a-l), such as O-2-bromooctanoylfluconazole (1g, MIC=111 microg/mL) and O-11-bromoundecanoylfluconazole (1j, MIC=198 microg/mL), exhibited higher antifungal activity
合成了两类氟康唑衍生物:(a)羧酸酯和(b)脂肪醇和碳水化合物磷酸酯,并在体外针对新型隐球菌,白色念珠菌和黑曲霉进行了评估。氟康唑(1a-1)的所有羧酸酯衍生物,例如O-2-溴辛酰基氟康唑(1g,MIC = 111 microg / mL)和O-11-bromoundecanoylfluconazole(1j,MIC = 198 microg / mL),均表现出较高的抗真菌作用氟康唑(MIC>或= 4444 microg / mL)在SDB培养基中对白色念珠菌ATCC 14053具有更强的活性。氟康唑的几种脂肪醇磷酸三酯衍生物,例如2a,2b,2f,2g和2h,与SDB培养基中的氟康唑相比,对白念珠菌和/或黑曲霉表现出增强的抗真菌活性。例如,MIC值为122 microg / mL的2-氰基乙基-ω-十一碳烯基氟康唑磷酸酯(2b)在SDB培养基中对白念珠菌的抗真菌活性至少是氟康唑的36倍。MIC值为190