(2,6-Bis-bromomethyl-pyridin-4-yl)-dibutyl-amine 、
3,12,19,28-Tetraoxaoctacyclo[28.6.6.14,8.17,11.120,24.123,27.031,36.037,42]hexatetraconta-1(36),4(46),5,7(45),8,10,20,22,24(44),25,27(43),30,32,34,37,39,41-heptadecaen-14,16-diyne-10,21-dicarboxylic acid 在
18-冠醚-6 、
potassium carbonate 作用下,
以
乙腈 为溶剂,
反应 120.0h,
以21%的产率得到11-(Dibutylamino)-7,15,27,34,40,51-hexaoxa-58-azadecacyclo[19.18.12.642,49.19,13.03,37.05,35.017,26.019,24.043,48.052,57]octapentaconta-1,3,5(35),9,11,13(58),17(26),18,20,22,24,36,38,42,44,46,48,52,54,56-icosaen-29,31-diyne-6,16-dione