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| Product | Description | |
|---|---|---|
| Biotin Impurity 1 | Biotin Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aR,6aS)-1,3-dibenzyltetrahydro-1H-thieno[3,4-d]imidazole-2,4-dione. CAS No. 171232-73-8. Molecular Formula: C19H18N2O2S. Mole Weight: 338.42. Catalog: APB171232738. |  |
| Biotin Impurity 11 | Biotin Impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51591-88-9. Molecular Formula: C28H30N4O7. Mole Weight: 534.57. Catalog: APB51591889. | |
| Biotin Impurity 12 | Biotin Impurity 12. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4RS,5RS)-1,3-dibenzyl-2-oxoimidazolidine-4,5-dicarboxylic acid. CAS No. 26339-40-2. Molecular Formula: C19H18N2O5. Mole Weight: 354.36. Catalog: APB26339402. | |
| Biotin Impurity 13 | Biotin Impurity 13. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-((3aS,4R,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. Molecular Formula: C24H28N2O3S. Mole Weight: 424.56. Catalog: APB03918. | |
| Biotin Impurity 14 | Biotin Impurity 14. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(2-aminoethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide. Molecular Formula: C12H22N4O2S. Mole Weight: 286.39. Catalog: APB03919. | |
| Biotin Impurity 14 | Biotin Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 56688-82-5. Molecular Formula: C19H18N2O3. Mole Weight: 322.36. Catalog: APB56688825. | |
| Biotin Impurity 15 | Biotin Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51591-87-8. Molecular Formula: C28H26N4O7. Mole Weight: 530.54. Catalog: APB51591878. | |
| Biotin Impurity 16 | Biotin Impurity 16. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aS,6aR)-1,3-dibenzyltetrahydro-1H-furo[3,4-d]imidazole-2,4-dione. CAS No. 28092-62-8. Molecular Formula: C19H18N2O3. Mole Weight: 322.36. Catalog: APB28092628. | |
| Biotin Impurity 17 | Biotin Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aR,6aS)-1,3-dibenzyltetrahydro-1H-furo[3,4-d]imidazole-2,4-dione. Molecular Formula: C19H18N2O3. Mole Weight: 322.36. Catalog: APB03917. | |
| Biotin Impurity 18 | Biotin Impurity 18. Uses: For analytical and research use. Group: Impurity standards. CAS No. 863203-60-5. Molecular Formula: C24H28N2O4S. Mole Weight: 440.56. Catalog: APB863203605. | |
| Biotin Impurity 2 | Biotin Impurity 2. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-((3aR,4R,6aS)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. CAS No. 21788-37-4. Molecular Formula: C10H16N2O3S. Mole Weight: 244.31. Catalog: APB21788374. | |
| Biotin Impurity 22 | Biotin Impurity 22. Uses: For analytical and research use. Group: Impurity standards. CAS No. 33607-60-2. Molecular Formula: C24H28N2O3S. Mole Weight: 424.56. Catalog: APB33607602. | |
| Biotin Impurity 3 | Biotin Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aS,6aR)-1,3-dibenzyltetrahydro-1H-thieno[3,4-d]imidazole-2,4-dione. CAS No. 28092-52-6. Molecular Formula: C19H18N2O2S. Mole Weight: 338.42. Catalog: APB28092526. | |
| Biotin Impurity 3 | Biotin Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 412308-26-0. Molecular Formula: C9H14N2O2S. Mole Weight: 214.28. Catalog: APB412308260. | |
| Biotin Impurity 32 | Biotin Impurity 32. Uses: For analytical and research use. Group: Impurity standards. CAS No. 33607-57-7. Molecular Formula: C19H18N2O2S. Mole Weight: 338.43. Catalog: APB33607577. | |
| Biotin Impurity 40 | Biotin Impurity 40. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H23N3O4S. Mole Weight: 377.46. Catalog: APB10387. | |
| Biotin Impurity 41 | Biotin Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C11H17N3O4S. Mole Weight: 287.33. Catalog: APB10388. | |
| Biotin Impurity 43 | Biotin Impurity 43. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2714810-33-8. Molecular Formula: C12H20N2O3S. Mole Weight: 272.36. Catalog: APB2714810338. | |
| 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 B | Biotin EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(3-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)propyl)malonic acid. CAS No. 57671-79-1. Molecular Formula: C11H16N2O5S. Mole Weight: 288.32. Catalog: APB57671791. | |
| Biotin EP Impurity C | Biotin EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-((2S,3S,4R)-3,4-diaminotetrahydrothiophen-2-yl)pentanoic acid. CAS No. 22342-46-7. Molecular Formula: C9H18N2O2S. Mole Weight: 218.32. Catalog: APB22342467. | |
| Biotin EP Impurity D | Biotin EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 9-Methyl Biotin; 2-methyl-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. CAS No. 415725-35-8. Molecular Formula: C11H18N2O3S. Mole Weight: 258.34. Catalog: APB415725358. | |
| Biotin EP Impurity E (1-Benzyl) | Biotin EP Impurity E (1-Benzyl). Uses: For analytical and research use. Group: Impurity standards. CAS No. 76335-62-1. Molecular Formula: C17H22N2O3S. Mole Weight: 334.43. Catalog: APB76335621. | |
| Biotin EP Impurity E (3-Benzyl) | Biotin EP Impurity E (3-Benzyl). Uses: For analytical and research use. Group: Impurity standards. CAS No. 57229-92-2. Molecular Formula: C17H22N2O3S. Mole Weight: 334.43. Catalog: APB57229922. | |
| Biotin EP Impurity E (Mixture of Isomers) | Biotin EP Impurity E (Mixture of Isomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-((3aS,4S,6aR)-1-benzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid compound with 5-((3aS,4S,6aR)-3-benzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. Molecular Formula: C17H22N2O3S. Mole Weight: 334.43. Catalog: APB03921. | |
| 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. | |
| Biotin EP Impurity G | Biotin EP Impurity G. Uses: For analytical and research use. Group: Impurity standards. CAS No. 99297-09-3. Molecular Formula: C22H25N2OS+. Mole Weight: 365.51. Catalog: APB99297093. | |
| Biotin EP Impurity G Bromide | Biotin EP Impurity G Bromide. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 99297-09-3 (Free Form); (3aR, 8aS, 8bS)-1, 3-dibenzyl-2-oxodecahydrothieno[1', 2':1, 2]thieno[3, 4-d]imidazol-5-ium bromide. CAS No. 33719-11-8. Molecular Formula: C22H25N2OS·Br. Mole Weight: 445.42. Catalog: APB33719118. | |
| Biotin EP Impurity H | Biotin EP Impurity H. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H20N2O3S. Mole Weight: 272.36. Catalog: APB10386. | |
| Biotin EP Impurity H (Mixture of Diastereomers) | Biotin EP Impurity H (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-ethyl-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. Molecular Formula: C12H20N2O3S. Mole Weight: 272.36. Catalog: APB03920. | |
| 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 |
| 6-Epi Biotin | 6-Epi Biotin. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Biotin Impurity 15; 5-((3aS,4R,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. CAS No. 4375-00-2. Molecular Formula: C10H16N2O3S. Mole Weight: 244.31. Catalog: APB4375002. | |
| Biotin (R)-Sulfoxide | Biotin (R)-Sulfoxide. Uses: For analytical and research use. Group: Impurity standards. CAS No. 3376-83-8. Molecular Formula: C10H16N2O4S. Mole Weight: 260.31. Catalog: APB3376838. | |
| 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. | |
| Biotin sulfone | Biotin sulfone. Uses: For analytical and research use. Group: Impurity standards. CAS No. 40720-05-6. Molecular Formula: C10H16N2O5S. Mole Weight: 276.31. Catalog: APB40720056. | |
| DexaMethasone Biotin | DexaMethasone Biotin. Uses: For analytical and research use. Group: Impurity standards. CAS No. 85679-56-7. Molecular Formula: C36H53FN4O6S. Mole Weight: 688.9. Catalog: APB85679567. | |
| Nitroso-Biotin | Nitroso-Biotin. Uses: For analytical and research use. Group: Impurity standards. CAS No. 56859-26-8. Molecular Formula: C10H15N3O4S. Mole Weight: 273.31. Catalog: APB56859268. | |
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