100130-93-6
2,5,2',5'-tetrachloro-4,4'-disulfanediyl-bis-benzenesulfonyl chloride
→
109402-24-6
1,4-dichloro-2,5-bis-(2,2-dimethoxy-ethylsulfanyl)-benzene
267-65-2
苯并[1,2-b:4,5-b']二噻吩