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| Product | Description | |
|---|---|---|
| Biotin Impurity A | Biotin Impurity A is used in the synthesis of D-Biotin. Synonyms: D-Biotin Dimer Acid; (3aS,4S,6aR)-α-[3-[(3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazol -4-yl]propyl]hexahydro-2-oxo-H-thieno[3,4-d]imidazole-4-pentanoic Acid. Grades: > 95%. CAS No. 1163708-46-0. Molecular formula: C18H28N4O4S2. Mole weight: 428.58. |  |
| Biotin Impurity B | Biotin Impurity B is Biotin impurity. Synonyms: Biotin Diacid; 2-[3-[(3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]propyl]propanedioic Acid2-[3-[(3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]propyl]propanedioic Acid. Grades: > 95%. CAS No. 57671-79-1. Molecular formula: C11H16N2O5S. Mole weight: 288.32. | |
| Biotin IMpurity C | Biotin IMpurity C. Group: Biochemicals. Grades: Highly Purified. CAS No. 412308-26-0. Pack Sizes: 5mg, 10mg. US Biological Life Sciences. |  Worldwide |
| Biotin Impurity D | Biotin Impurity D. Group: Biochemicals. Grades: Highly Purified. CAS No. 415725-35-8. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| Biotin Impurity D | Biotin Impurity D is Biotin impurity. Synonyms: 9-Methyl Biotin (mixture of diastereomers); (3aS,4S,6aR)-Hexahydro-α-methyl-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanoic Acid. Grades: > 95%. CAS No. 415725-35-8. Molecular formula: C11H18N2O3S. Mole weight: 258.34. | |
| Biotin Impurity E | Biotin Impurity E is a biotin derivative used in the novel enantioselective syntheses of (+)-Biotin. Synonyms: 3'N-Benzyl Biotin; (3aS,4S,6aR)-Hexahydro-2-oxo-3-(phenylmethyl)-H-thieno[3,4-d]imidazole -4-pentanoic Acid. Grades: > 95%. CAS No. 57229-92-2. Molecular formula: C17H22N2O3S. Mole weight: 334.44. | |
| Biotin EP Impurity F | Biotin EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: diethyl 2-(3-((3aS,4S,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)propyl)malonate. CAS No. 101469-35-6. Molecular formula: C29H36N2O5S. Mole weight: 524.67. Catalog: APB101469356. |  |
| 5-Oxohexyl Biotin | D-Biotin impurity. Used in the synthesis of D-Biotin. Group: Biochemicals. Alternative Names: (3aS,4S,6aR)-Tetrahydro-4-(5-oxohexyl)-1H-thieno[3,4-d]imidazol-2(3H)-one. Grades: Highly Purified. CAS No. 1160188-05-5. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| Biotin (S)-Sulfoxide | Biotin (S)-Sulfoxide. Uses: For analytical and research use. Group: Impurity standards. CAS No. 10406-89-0. Molecular formula: C10H16N2O4S. Mole weight: 260.31. Catalog: APB10406890. | |
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