| 主权项 |
1. A compound of formula (I):wherein
A, a hydrophilic head, isin which each of Ra, Ra′, Ra″, and Ra′″, independently, is H, a C1-C20 monovalent aliphatic radical, a C1-C20 monovalent heteroaliphatic radical, a monovalent aryl radical, or a monovalent heteroaryl radical; and Z is a C1-C20 bivalent aliphatic radical, a C1-C20 bivalent heteroaliphatic radical, a bivalent aryl radical, or a bivalent heteroaryl radical;
B is a C1-C24 monovalent aliphatic radical, a C1-C24 monovalent heteroaliphatic radical, a monovalent aryl radical, a monovalent heteroaryl radical, orin which R4, R5, R6, and Y are defined below;
each of R1 and R4, independently, is a bond, a C1-C10 bivalent aliphatic radical, a C1-C10 bivalent heteroaliphatic radical, a bivalent aryl radical, or a bivalent heteroaryl radical; each of R2 and R5, independently, is a bond, a C1-C20 bivalent aliphatic radical, a C1-C20 bivalent heteroaliphatic radical, a bivalent aryl radical, or a bivalent heteroaryl radical; each of R3 and R6, independently, is a C1-C20 monovalent aliphatic radical, a C1-C20 monovalent heteroaliphatic radical, a monovalent aryl radical, or a monovalent heteroaryl radical; each ofa hydrophobic tail, andalso a hydrophobic tail, has 8 to 24 carbon atoms; and
each of X, a linker, and Y, also a linker, independently, isin which each of m, n, p, q, and t, independently, is 1-6; W is O, S, or NRc; each of L1, L3, L5, L7, and L9, independently, is a bond, O, S, or NRd; each of L2, L4, L6, L8, and L10, independently, is a bond, O, S, or NRe; and V is ORf, SRg, or NRhRi, each of Rb, Rc, Rd, Re, Rf, Rg, Rh, and Ri, independently, being H, OH, C1-C10 oxyaliphatic radical, C1-C10 monovalent aliphatic radical, C1-C10 monovalent heteroaliphatic radical, a monovalent aryl radical, or a monovalent heteroaryl radical. |
