A novel hydrazine and primary amine labile (1,3-dimethyl-2,4,6 (1 H,3H,5H)-
trioxopyrimidine-5-ylidene)methyl (DTPM) vinylogous amide type protecting g
roup was developed to protect aminosugars and other primary amines in a fac
ile and cost effective manner, (C) 2001 Elsevier Science Ltd. All rights re
served.