1-Hydroxy-2,5-pyrrolidinedione 1-Hydroxysuccinimide 2,5-Pyrrolidinedione, 1-hydroxy- 6066-82-6 CCRIS 2604 EINECS 228-001-3 Hydroxysuccinimide N-Hydroxysuccinimide NSC 74335 Succinimide, N-hydroxy- (8CI)