The chemical N-Hydroxysuccinimide has a designated molecular formula of C4H5NO3 and a molecular weight of 115.088 g/mol. Synonyms may include: CCRIS 2604, EINECS 228-001-3, 1-Hydroxy-2,5-pyrrolidinedione, Hydroxysuccinimide, N-Hydroxysuccinimide, 1-Hydroxysuccinimide, NSC 74335, UNII-MJE3791M4T (ChemID).