Quinazoline Antifolate Thymidylate Synthase Inhibitors: Replacement of Glutamic Acid by Aminophosphonic Acids
作者:Maciej Makowski、Krzysztof Pawełczak、Paweł Kafarski、Jolanta M. Dzik、Barbara Gołos、Małgorzata Balinska、Wojciech Rode
DOI:10.1080/10426500307844
日期:2003.8.1
The synthesis of six analogues of the potent thymidylate synthase (TS) inhibitor N -[4-[ N -[(3,4-dihydro-2-methyl-4-oxo-6-quinazolinoyl)-methyl]- N -prop-2-ynylamino]benzoyl]- L -glutamic acid 2 is described in which the glutamic acid residue has been replaced by DL -aminophosphonic acids. New antifolates were tested as inhibitors of TS isolated from mouse L1210 leukemic cells as well as inhibitors
强效胸苷酸合酶 (TS) 抑制剂 N -[4-[ N -[(3,4-dihydro-2-methyl-4-oxo-6-quinazolinoyl)-methyl]- N -prop- 的六种类似物的合成描述了 2-炔基氨基]苯甲酰基]-L-谷氨酸 2,其中谷氨酸残基已被 DL-氨基膦酸取代。新的抗叶酸剂被测试为从小鼠 L1210 白血病细胞中分离的 TS 抑制剂以及小鼠白血病 L5178Y 细胞的生长抑制剂。通常,这些修饰导致化合物作为 TS 抑制剂的效力远低于 2,其 K i 为 0.17-1.10 w M。在水中的溶解度非常差,限制了它们对生长细胞抑制的正确测定。