A Facile Synthesis of b-Lactams by the Cyclization of b-Amino Acids Exploiting 3,3'-(Phenylphosphoryl)-bis(1,3-thiazolidine-2-thione)
摘要:
3,3'-(Phenylphosphoryl)-bis(1,3-thiazolidine-2-thione) (5), obtained from phenylphosphonic dichloride (7) and sodium salt of 1,3-thiazolidine-2-thione (6), proved to be useful for intramolecular dehydration of various beta-amino acids to give the corresponding beta-lactams.
3,3'-(Phenylphosphoryl)-bis(1,3-thiazolidine-2-thione) (5), obtained from phenylphosphonic dichloride (7) and sodium salt of 1,3-thiazolidine-2-thione (6), proved to be useful for intramolecular dehydration of various beta-amino acids to give the corresponding beta-lactams.
Tadayo, Miyasaka; Satoshi, Hibino; Yoshio, Inouye, Journal of the Chemical Society. Perkin transactions I, 1986, p. 479 - 482