tetramethyl 4,4',4'',4'''-(((12,32,52,72-tetrahydroxy-1,3,5,7(1,3)-tetrabenzenacyclooctaphane-15,35,55,75-tetrayl)tetrakis(azanediyl))tetrakis(methylene))tetrabenzoate 、
溴乙酸乙酯 在
potassium carbonate 、 sodium iodide 作用下,
以
乙腈 为溶剂,
反应 8.0h,
以89.36%的产率得到Methyl 4-[[(2-ethoxy-2-oxoethyl)-[25,26,27,28-tetrakis(2-ethoxy-2-oxoethoxy)-11,17,23-tris[(2-ethoxy-2-oxoethyl)-[(4-methoxycarbonylphenyl)methyl]amino]-5-pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaenyl]amino]methyl]benzoate