Reagent for the preparation of active N-hydroxysuccinimide esters for peptide coupling with minimum racemization: J. Am. Chem. Soc., 86, 1839 (1964), or as an additive in the DCC method to suppress racemization: J. Am. Chem. Soc., 89, 7151 (1967).
For a study of the aminolysis of N-hydroxysuccinimide esters, see: J. Org. Chem., 53, 3583 (1988).