* N-Iodosuccinimide (NIS), the iodine analog of N-chlorosuccinimide.
* N-bromosuccinimide (NBS), the bromine analog of N-chlorosuccinimide.
* Other N-chloro compounds that are commercially available include chloramine-T,  trichloroisocyanuric acid ((OCNCl)), 1,3-dichloro-5,5-dimethylhydantoin.