Biotin - (3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanoic Acid; 5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid; 5-((3AR,6S,6AS)-2-OXO-HEXAHYDRO-THIENO[3,4-D]IMIDAZOL-6-YL)-PENTANOIC ACID;
Biotin EP Impurity A- 5-[(3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]-2-[[(3aS,4S,6aR)-2-oxohexahydro-1Hthieno[3,4-d]imidazol-4-yl]propyl]pentanoic acid;D-Biotin Dimer Acid ;
Biotin EP Impurity C - 5-[(2S,3S,4R)-3,4-diaminothiolan-2-yl]pentanoic acid; Diamino Biotin;Diaminobiotin;
Biotin EP Impurity E - 5-[(3aS,4S,6aR)-3-benzyl-2-oxo-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoic acid,5-[(3aR,6S,6aS)-3-benzyl-2-oxo-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-6-yl]pentanoic acid ; Mixture of N1-Benzyl Biotin and N3-Benzyl Biotin;