3-tert-butyl-8,11,14,17,20,23-hexaoxa-6,7:24,25-dibenzocyclopentacosa-6,24-diene-1,5-dione 在
tetraphosphorus decasulfide 作用下,
以19%的产率得到24-tert-butyl-4,7,10,13,16,19-hexaoxa-26-thionia-2,3:20,21-dibenzobicyclo[20,3,1]hexacosa-1(26),2,20,22,24-pentaene perchlorate