申请人:NATIONAL CHIAO TUNG UNIVERSITY
公开号:US10222381B2
公开(公告)日:2019-03-05
A water-soluble peptide fluorescence material having a structure of formula (I):
In formula (I), n is an integer greater than or equal to 1, R1 is independently selected from hydrogen or a nitrogen-containing functional group, R2 is independently selected from hydrogen or alkyl, and A1 is polymerized by at least one amino acid monomer and having a structure of formula (II):
In formula (II), m is an integer greater than or equal to 1, and R3 in each, of the amino acid monomers of A1 is independently selected from hydrogen, alkyl, aralkyl, alkylthioaalkyl, hydroxyaralky, heteroaralkyl, carboxylalkyl, or guanidinylalkyl, A2 is —OR5 or —N(R4)2, and R4 is independently selected from hydrogen, alkyl, aralkyl, alkylthioaalkyl, hydroxyaralky, heteroaralkyl, carboxylalkyl, guanidinylalkyl, monoglycosyl, biglycosyl, or oligosaccharyl, and R5 is hydrogen, alkyl, aralkyl, alkylthioaalkyl, hydroxyaralky, heteroaralkyl, carboxylalkyl, or guanidinylalkyl.
一种具有式 (I) 结构的水溶性多肽荧光材料:
式(I)中,n 是大于或等于 1 的整数,R1 独立选自氢或含氮官能团,R2 独立选自氢或烷基,A1 由至少一种氨基酸单体聚合而成,具有式(II)结构:
在式 (II) 中,m 是大于或等于 1 的整数,A1 的每种氨基酸单体中的 R3 独立选自氢、烷基、芳基、烷硫基、羟基芳基、杂芳基、羧基或胍基烷基,A2 是-OR5 或-N(R4)2、和 R4 独立选自氢、烷基、芳基、烷硫基、羟基芳基、杂芳基、羧基芳基、胍基芳基、单甘露糖基、双甘露糖基或低聚糖基,和 R5 是氢、烷基、芳基、烷硫基、羟基芳基、杂芳基、羧基芳基或胍基芳基。