Synthesis of phosphocholine and quaternary amine ether lipids and evaluation of in vitro antineoplastic activity
作者:Susan L. Morris-Natschke、Fatma Gumus、Canio J. Marasco、Karen L. Meyer、Michael Marx、Claude Piantadosi、Matthew D. Layne、Edward J. Modest
DOI:10.1021/jm00066a011
日期:1993.7
methyl decreased activity slightly. In the nonphosphorus compounds, many nitrogen heterocycles and also a sulfonium moiety were incorporated without changing the degree of activity; however, a thiazolium group decreased activity. The most active compound, 29 [N-[3-(hexadecyloxy)-2-methoxypropyl]-3-(hydroxymethyl)pyridinium bromide], was approximately twice as active as the reference standard, ET-18-OMe
在HL-60早幼粒细胞系中已评估了许多含磷(例如,磷胆碱)和非含磷(例如,季铵盐)醚脂质的体外抗肿瘤活性。这些化合物是ET-18-OMe(1-O-十八烷基-2-O-甲基-rac-甘油-3-磷酸胆碱)的类似物。1-(烷基酰胺基)-,-(烷硫基)-和-(烷氧基)丙基主链的结构修饰提供了对这些脂质的结构-活性关系的进一步了解。在这项研究中,优选长饱和的C-1链和带有单个短C-2取代基的三碳主链。在磷胆碱带正电的氮原子上,少于三个取代基会导致活性显着下降,大于甲基的取代基会略微降低活性。在无磷化合物中,在不改变活性程度的情况下,引入了许多氮杂环以及also部分。但是,噻唑鎓组降低了活性。在台盼蓝中,活性最高的化合物29 [N- [3-(十六烷基氧基)-2-甲氧基丙基] -3-(羟甲基)吡啶鎓溴]的活性约为参考标准ET-18-OMe的两倍。染料排除试验。