描述:
1',1',1'',1'',1''',1''',1'''',1'''',9,13,17,19,29,33,37,39-hexadecamethyltetraspiro<1,7,21,27-tetraoxa<7.1.7.1>paracyclophane-4,4':14,4'':24,4''':34,4''''tetrakispiperidinium> tetrakis(fluorosulfonate) 在
ion exchange resin 作用下,
以77%的产率得到1',1',1'',1'',1''',1''',1'''',1'''',9,13,17,19,29,33,37,39-hexadecamethyltetraspiro<1,7,21,27-tetraoxa<7.1.7.1>paracyclophane-4,4':14,4'':24,4''':34,4''''tetrakispiperidinium> tetrachloride