公开(公告)号：US4001267A

公开(公告)日：1977-01-04

申请号：US615769

申请日：1975-09-22

申请人： Alexander D. Argoudelis ,  Lubomir Baczynskyj ,  Stephen A. Mizsak

发明人： Alexander D. Argoudelis ,  Lubomir Baczynskyj ,  Stephen A. Mizsak

IPC分类号： A23K1/16 ,  C07D233/54 ,  C07D233/64

CPC分类号： C07D233/64 ,  A23K20/137 ,  A23K20/147

摘要： Feldamycic acid, having the structure ##STR1## is obtained by the hydrolysis of the antibiotic feldamycin (U-48,266) and can be coupled with nutritional amino acids to give peptides, useful as nutritional supplements.