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| Product | Description | |
|---|---|---|
| Cefazolin Impurity 23 | Cefazolin Impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 152541-04-3. Molecular formula: C8H12N2OS2. Mole weight: 216.32. Catalog: APB152541043. |  |
| Cefazolin Impurity 7 | Cefazolin Impurity 7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1072000-00-0. Molecular formula: C17H22N8O4S3Si. Mole weight: 526.68. Catalog: APB1072000000. | |
| Cefazolin Impurity 9 | Cefazolin Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1322626-65-2. Molecular formula: C14H15N9O3S3. Mole weight: 453.51. Catalog: APB1322626652. | |
| Cefazolin Impurity A | 7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid is a substrate used in the assessment of immobilized PGA orientation and in the synthesis of beta lactam antibiotics. Synonyms: 7-Amino-3-[(2-methyl-1,3,4-thiadiazol-5-ylthio)methyl]-3-cephem-4-carboxylic Acid; (6R-trans)-7-Amino-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; 7-ZACA. Grades: > 95%. CAS No. 30246-33-4. Molecular formula: C11H12N4O3S3. Mole weight: 344.44. |  |
| Cefazolin Impurity C | an impurity of Cefazolin. Synonyms: (6R,7R)-3-Methyl-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-5-thia-1-azabicyclo [4.2.0]oct-2-ene-2-carboxylic acid. Grades: > 95%. CAS No. 56842-77-4. Molecular formula: C11H12N6O4S. Mole weight: 324.32. | |
| Cefazolin Impurity D | An impurity of Cefazolin, an antibiotic used for the treatment of bacterial infections. Synonyms: 5-Thia-1-azabicyclo[4.2.0]?oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)?methyl]?-8-oxo-7-[[2-(1H-tetrazol-1-yl)?acetyl]?amino]?-, (6R,?7R)?-. Grades: > 95%. CAS No. 32510-61-5. Molecular formula: C13H14N6O6S. Mole weight: 382.36. | |
| Cefazolin Impurity E | 5-Methyl-1,3,4-thiadiazol-2-thiol, is a new potent nitrification inhibitors. It is also an intermediate in the synthesis of Thiazolylacetylglycine Oxime. Synonyms: 5-Methyl-1,3,4-Thiadiazole-2(3H)-thione; 2-Methyl-Δ2-1,3,4-thiadiazoline-5-thione; 2-Mercapto-5-methyl-1,3,4-thiadiazole; 2-Methyl-1,3,4-thiadiazol-5-thiol; 5-Methyl-2-sulfanyl-1,3,4-thiadiazole; 5-Methyl-3H-1,3,4-thiadiazole-2-thione; 5-Methyl-2-mercapto. Grades: > 95%. CAS No. 29490-19-5. Molecular formula: C3H4N2S2. Mole weight: 132.21. | |
| Cefazolin 3-Hydroxymethyl Impurity | Des[(5-Methyl-1,3,4-thiadiazol-2-yl)thio] Cefazolin-3-methanol is an impurity of Cefazolin. Synonyms: (6R,7R)-3-(Hydroxymethyl)-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid. Grades: > 95%. CAS No. 478494-71-2. Molecular formula: C11H12N6O5S. Mole weight: 340.32. | |
| Cefazolin EP Impurity G | An impurity of Cefazolin, an antibiotic used for the treatment of bacterial infections. Synonyms: Cefazolin Lactone; Cefazolin Sodium Impurity G. CAS No. 1172998-53-6. Molecular formula: C11H10N6O4S. Mole weight: 322.3. | |
| Cefazolin EP Impurity I | Cefazolin EP Impurity I. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1675244-99-1. Molecular formula: C14H16N8O5S3. Mole weight: 472.51. Catalog: APB1675244991. | |
| CefazolinImpurityEP-J | CefazolinImpurityEP-J. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-methylene-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. CAS No. 1675245-00-7. Molecular formula: C11H12N6O5S. Mole weight: 340.32. Catalog: APB1675245007. | |
| Cefazolin USP Impurity B | Cefazolin USP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(2,2-dihydroxyethyl)-2-(1H-tetrazol-1-yl)acetamide. CAS No. 1675245-47-2. Molecular formula: C5H9N5O3. Mole weight: 187.16. Catalog: APB1675245472. | |
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