Bifunctional coumarin derivatives in solution and solid phase synthesis of fluorogenic enzyme substrates
作者:Christos Charitos、George Kokotos、Chryssa Tzougraki
DOI:10.1002/jhet.5570380122
日期:2001.1
solid phase synthesis of fluorogenic enzyme substrates was examined. The intramolecularly quenched fluorogenic substrate N-(7-amino-4-coumarinyl-acetyl)-L-phenylalanyl-p-nitroanilide 5, and the fluorogenic one ethyl 7-(glutaryl-L-phenylalanilamido)-4-coumarinyl-acetate 8, both suitable for chymotrypsin and/or chymotrypsin like enzymes determination, were prepared in solution. The substrates 7-oleylox
使用荧光双官能化合物的7-氨基-4-香豆素-乙酸1,7-羟基-4-香豆素乙酸2和乙基7-氨基-4-香豆素乙酸酯3在溶液中和的荧光固相合成检查了酶底物。分子内淬灭的荧光底物N-(7-氨基-4-香豆基-乙酰基)-L-苯丙氨酰基-对硝基苯胺5和荧光基一乙基7-(戊二烯基-L-苯基丙二酰胺基)-4-香豆基乙酸酯8,在溶液中均制备了适用于胰凝乳蛋白酶和/或胰凝乳蛋白酶样酶的两种药物。底物7-油基氧基-4-香豆基乙酸13使用2-氯-三苯甲基树脂通过固相技术制备了适用于脂肪酶酶促反应的7-棕榈油基氧基-4-香豆基乙酸14和7-棕榈油基氧基-4-香豆基乙酸14。对荧光团1、2、3和底物5、8、13、14的荧光性质的研究表明,所研究的双功能香豆素衍生物是用于荧光酶底物溶液和固相合成的合适标记。