| 摘要 |
PURPOSE:Antibiotic substance BN-192. Values of elementary analysis; C 53.16%, H7.56%, N 14.21%, O 25.07%. Peaks of UV absorption spectrum in methanol; 275mmu, 282mmu, 290mmu. Ninhydrin and biuret reactions, positive; and Fehling and ferric chloride reactions, negative. Contains amino acids such as asparaginic acid, threonine, serine, tryptophan, valine, lysine, and other unknown amino acids. |
