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| Product | Description | |
|---|---|---|
| Coumarin Impurity 23 | Coumarin Impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 133448-22-3. Molecular formula: C35H46ClN7O9. Mole weight: 744.24. Catalog: APB133448223. |  |
| Coumarin Impurity 24 | Coumarin Impurity 24. Uses: For analytical and research use. Group: Impurity standards. CAS No. 113866-20-9. Molecular formula: C29H42N8O8. Mole weight: 630.7. Catalog: APB113866209. | |
| Coumarin Impurity 27 | Coumarin Impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 10543-42-7. Molecular formula: C9H5ClO4S. Mole weight: 244.65. Catalog: APB10543427. | |
| Coumarin Impurity 42 | Coumarin Impurity 42. Uses: For analytical and research use. Group: Impurity standards. CAS No. 113869-06-0. Molecular formula: C22H27NO4. Mole weight: 369.46. Catalog: APB113869060. | |
| Coumarin Impurity 50 | Coumarin Impurity 50. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1056693-13-0. Molecular formula: C30H23NO4. Mole weight: 461.52. Catalog: APB1056693130. | |
| Coumarin Impurity 52 | Coumarin Impurity 52. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1084-45-3. Molecular formula: C12H10O5. Mole weight: 234.21. Catalog: APB1084453. | |
| 4',5'-Dihydro-8-methoxy Psoralen | 4',5'-Dihydro-8-methoxypsoralen is a furocouramin derivative with insect antifeeding activity. 4',5'-Dihydro-8-methoxypsoralen is dihydro impurity as well as a metabolite of 8-Methoxypsoralen , also known as Methoxsalen. Group: Biochemicals. Alternative Names: 2,3-Dihydro-9-methoxy-7H-furo[3,2-g][1]benzopyran-7-one;2,3-Dihydro-6-hydroxy-7-methoxy-5-benzofuranacrylic Acid δ-Lactone; 4',5'-Dihydro-8-methoxypsoralen; 9-Methoxy-2,3-dihydrofuro[3,2-g]coumarin; NSC 401281. Grades: Highly Purified. CAS No. 3779-3-1. Pack Sizes: 25mg. US Biological Life Sciences. |  Worldwide |
| Phenprocoumon D-Glucuronide | An impurity of Phenprocoumon which is a derivative of coumarin. Grades: > 95%. Molecular formula: C25H26O8. Mole weight: 454.48. |  |
| Umbelliferone 7-O-Rutinoside | An impurity of Umbelliferone. Umbelliferone is a metabolite of Coumarin. Umbelliferone is used as a sunscreen agent for its ultraviolet activity. CAS No. 135064-04-9. Molecular formula: C21H26O13. Mole weight: 486.43. | |
| 6-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,6-Dihydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-benzopyran-2-one; 3-(α-Acetonylbenzyl)-4,6-dihydroxycoumarin. CAS No. 17834-02-5. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| 7-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,7-Dihydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-benzopyran-2-one; 3-(α-Acetonylbenzyl)-4,7-dihydroxycoumarin. CAS No. 17834-03-6. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| 8-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,8-Dihydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-benzopyran-2-one; 3-(α-Αcetonylbenzyl)-4,8-dihydroxycoumarin. CAS No. 17834-04-7. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| Cetirizine Impurity (4-Chlorobenzophenone) | 4-Chlorobenzophenone, is a building block used in various chemical synthesis. It can be used for the preparation of a variety of functionalized Coumarin derivatives. Synonyms: (4-Chlorophenyl)phenylmethanone; 4-Benzoylphenyl Chloride; 4-CBP; 4-Chlorobenzophenone; 4-Chlorophenyl Phenyl Ketone; CBP; Initiator 1046; NSC 2872; Phenyl 4-Chlorophenyl Ketone; p-CBP; p-Chlorobenzophenone; p-Chlorophenyl Phenyl Ketone. Grades: > 95%. CAS No. 134-85-0. Molecular formula: C13H9ClO. Mole weight: 216.67. | |
| Dehydro Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: Dehydrowarfarin; 4-Hydroxy-3-(3-oxo-1-phenyl-1-buten-1-yl)-2H-1-benzopyran-2-one; NSC 289346. CAS No. 67588-18-5. Molecular formula: C19H14O4. Mole weight: 306.32. | |
| (R)-6-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,6-Dihydroxy-3-[(1R)-3-oxo-1-phenylbutyl]-2H-1-benzopyran-2-one; (R)-4,6-Dihydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-benzopyran-2-one; (R)-6-Hydroxywarfarin; 6-Hydroxy-R-warfarin. CAS No. 63740-75-0. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| (R)-7-Hydroxy Warfarin | One of the isotopic labelled impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,7-Dihydroxy-3-[(1R)-3-oxo-1-phenylbutyl]-2H-1-benzopyran-2-one; (R)-4,7-Dihydroxy-3-(3-oxo-1-phenylbutyl)2H-1-benzopyran-2-one; 7-Hydroxy-R-warfarin; R-7-Hydroxywarfarin. CAS No. 63740-76-1. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| (S)-6-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,6-Dihydroxy-3-[(1S)-3-oxo-1-phenylbutyl]-2H-1-benzopyran-2-one; (S)-4,6-Dihydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-benzopyran-2-one; (S)-6-Hydroxywarfarin; 6-Hydroxy-S-warfarin. CAS No. 63740-80-7. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| (S)-7-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,7-Dihydroxy-3-[(1S)-3-oxo-1-phenylbutyl]-2H-1-benzopyran-2-one; (S)-4,7-Dihydroxy-3-(3-oxo-1-phenylbutyl)2H-1-benzopyran-2-one; 7-Hydroxy-S-warfarin. CAS No. 63740-81-8. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| (S)-8-Hydroxy Warfarin | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. Synonyms: 4,8-Dihydroxy-3-[(1S)-3-oxo-1-phenylbutyl]-2H-1-benzopyran-2-one; (S)-4,8-dihydroxy-3-(3-oxo-1-phenylbutyl)-2H-1-Benzopyran-2-one; (S)-8-Hydroxywarfarin; 8-Hydroxy-S-warfarin; S-8-Hydroxywarfarin. CAS No. 63740-82-9. Molecular formula: C19H16O5. Mole weight: 324.34. | |
| Technocolor Purple 3 | One of the impurities of Tecarfarin, which is a coumarin derivative and has been found to be an inhibitor of anticoagulant as well as direct thrombin. Synonyms: 1,3,3-Trimethylindolino-6'-(1-piperidinyl)spironaphthoxazine. Grades: > 95%. CAS No. 114747-45-7. Molecular formula: C27H29N3O. Mole weight: 411.55. | |
| Warfarin Impurity 1 | One of the impurities of Warfarin, which is a kind of Coumarin anticoagulant. CAS No. 55901-61-6. Molecular formula: C13H14O. Mole weight: 186.26. | |
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