Alahosphin
Synonyms: nourseimycin;pyrrolidinolycin;antibiotic B52653;B-52653;T804A
CAS No.: 82576-50-9
Molecular formular: C9H15N3O6
Molecular weight: 261.233
Product description:The structure of alahopcin (nourseimycin) , a new dipeptide antibiotic isolated from Streptomyces, has been established to be (2S, 3R)-2-(L-alanyl)amino-4-formyl-3-(hydroxy-aminocarbonyl)butyric acid. 1 exists in two cyclic hemiacetal type tautomers formed by intramolecular ring closure between the hydroxyamino group and the formyl group in aqueous solution. The structure of the new weakly acidic amino acid , a constituent of 1, is revealed to be (2S, 3R)-2-amino-4-formyl-3-(hydroxyaminocarbonyl)butyric acid, and 2 also exists in two cyclic hemiacetal type tautomers in aqueous solution.
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