Effective preparation of O-succinimidyl-2(tert-butoxycarbonylamino) ethylcarbamate derivatives from beta-amino acids. Application to the synthesis ofurea-containing pseudopeptides and oligoureas
G. Guichard et al., Effective preparation of O-succinimidyl-2(tert-butoxycarbonylamino) ethylcarbamate derivatives from beta-amino acids. Application to the synthesis ofurea-containing pseudopeptides and oligoureas, J ORG CHEM, 64(23), 1999, pp. 8702-8705