Diphenylsulfide, which is difficult to oxidize by singlet oxygen, dibutylsulfide and dihydroxyeSthylsulfide have been oxidized by using DCA as pho-tosensitizer.

• 以DCA作敏化剂可氧化异丁基硫醚、羟乙基硫醚以及难以被单线态氧氧化的苯基硫醚。