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| Product | Description | |
|---|---|---|
| Cefixime Impurity 11 | Cefixime Impurity 11. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide. CAS No. 1335555-87-7. Molecular formula: C16H15N5O8S2. Mole weight: 469.45. Catalog: APB1335555877. |  |
| Cefixime Impurity (7-AVCA) | A key intermediate in the manufacturing of Cephalosporin compounds. Synonyms: (6R,7R)-7-Amino-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; (6R-trans)-7-Amino-3-ethenyl-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; 7-AVCA. Grades: > 95%. CAS No. 79349-82-9. Molecular formula: C9H10N2O3S. Mole weight: 226.26. |  |
| Cefixime impurity A | Cefixime EP Impurity A is an impurity of the third generation cephalosporin antibiotic, Cefixime. Synonyms: α-[[(Z)-2-(2-amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl]amino]-2-[(2R)-5-methyl-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl]acetic Acid. Grades: > 95%. CAS No. 1335475-08-5. Molecular formula: C16H17N5O8S2. Mole weight: 471.47. | |
| Cefixime Impurity B (Mixture of Diastereomers) | Cefixime EP Impurity B is an impurity of the third generation cephalosporin antibiotic, Cefixime. Synonyms: Acetic acid, 2- [ [ (Z) ?- [1- (2-amino-4-thiazolyl) ?-2-oxo-2- [ [ (1, ?2, ?5, ?7-tetrahydro-5-methyl-7-oxo-4H-furo [3, ?4-d] ? [1, ?3] ?thiazin-2-yl) ?methyl] ?amino] ?ethylidene] ?amino] ?oxy] ?-. Grades: > 95%. CAS No. 1335475-19-8. Molecular formula: C15H17N5O6S2. Mole weight: 427.46. | |
| Cefixime Impurity D | Cefixime EP Impurity D is an impurity of the third generation cephalosporin antibiotic, Cefixime. Grades: > 95%. CAS No. 97164-56-2. Molecular formula: C16H15N5O7S2. Mole weight: 453.46. | |
| Cefixime Impurity E | Cefixime EP Impurity E is an impurity of the third generation cephalosporin antibiotic, Cefixime. Synonyms: Cefixime Impurity E; 72701-01-0; (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(carboxymethoxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; (6R,7R)-7-({(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[(carboxymethoxy)imino]acetyl}amino)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; DTXSID00747524; (6R,7R)-7-[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[(carboxymethoxy)imino]acetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Grades: > 95%. CAS No. 72701-01-0. Molecular formula: C15H15N5O7S2. Mole weight: 441.44. | |
| Cefixime Impurity F | Cefixime EP Impurity F is an impurity of the third generation cephalosporin antibiotic, Cefixime. Synonyms: Cefixime Ethyl Ester Sodium Salt; (6R,7R)-7-[[(Z)-2-(2-aminothiazol-4-yl)-2-[(2-ethoxy-2- oxoethoxy)imino]acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2- ene-2-carboxylic acid. Grades: > 95%. CAS No. 79368-95-9. Molecular formula: C18H19N5O7S2. Mole weight: 481.51. | |
| Cefixime EP Impurity A (Technical Grade) (Mixture of Diastereomers) | Cefixime EP Impurity A (Technical Grade) (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Cefixime Imp. A (EP). CAS No. 1614255-90-1. Pack Sizes: 5MG. IUPAC Name: 2-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(carboxymethoxyimino)acetyl]amino]-2-[(2R)-5-methyl-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl]acetic acid. Molecular formula: C16H17N5O8S2. Mole weight: 471.46. Catalog: APS1614255901. SMILES: CC1OC(=O)C2=C1CS[C@@H](N2)C(NC(=O)\C(=N/OCC(=O)O)\c3csc(N)n3)C(=O)O. Format: Neat. Shipping: Dry ice. | |
| Cefixime EP Impurity B | Cefixime EP Impurity B. Group: Biochemicals. Alternative Names: 2- [ [ (Z) - [1- (2-amino-4-thiazolyl) -2- [ [ [ (2R, 5RS) -5-methyl-7-oxo-1, 2, 5, 7-tetrahydro-4H-furo [3, 4-d] [1, 3] thiazin-2-yl] methyl] amino] -2-oxoethylidene] amino] oxy] acetic Acid. Grades: Highly Purified. CAS No. 1335475-19-8. Pack Sizes: 2.5mg. US Biological Life Sciences. |  Worldwide |
| Cefixime EP Impurity B | Cefixime EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1335475-19-8. Molecular formula: C15H17N5O6S2. Mole weight: 427.45. Catalog: APB1335475198. | |
| Cefixime EP Impurity C | Cefixime EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6R,7S)-7-((Z)-2-(2-aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. CAS No. 108691-83-4. Molecular formula: C16H15N5O7S2. Mole weight: 453.45. Catalog: APB108691834. | |
| Cefixime EP Impurity C (Cefixime 7-epimer) | Cefixime EP Impurity C is an impurity of the third generation cephalosporin antibiotic, Cefixime. Synonyms: 108691-83-4; 7-epi-Cefixime (Cefixime EP Impurity C); (6R,7S)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(carboxymethoxyimino)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; Cefixime EP Impurity C (Cefixime 7-epimer); DTXSID20747309. Grades: > 95%. CAS No. 108691-83-4. Molecular formula: C16H15N5O7S2. Mole weight: 453.46. | |
| Cefixime Ethyl Ester Sodium Salt (Cefixime EP Impurity F) | Cefixime Ethyl Ester Sodium Salt (Cefixime EP Impurity F). Uses: For analytical and research use. Group: Impurity standards. Catalog: APS001212. Format: Neat. | |
| Cefdinir Impurity 1 (Impurity G) | 3-Desethenyl-3-methyl Cefdinir is an impurity of Cefdinir; a cephalosporin antibiotic structurally similar to Cefixime. Synonyms: (6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-(hydroxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; [6R-[6α , 7β (Z)]]-7-[[ (2-Amino-4-thiazolyl) (hydroxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4. 2. 0]oct. Grades: > 95%. CAS No. 71091-93-5. Molecular formula: C13H13N5O5S2. Mole weight: 383.41. | |
| Cefdinir Impurity A | (αZ)-2-Amino-α-(hydroxyimino)-4-thiazoleacetamide is an impurity/ degradation product of Cefdinir ; a cephalosporin antibiotic structurally similar to Cefixime. Synonyms: (Z)-2-(2-Aminothiazol-4-yl)-2-(hydroxyimino)acetamide; Cefdinir Impurity A. Grades: > 95%. CAS No. 1450758-21-0. Molecular formula: C5H6N4O2S. Mole weight: 186.19. | |
| Cefdinir Related Compound B | (6R-trans)-7-[[(2-Amino-4-thiazolyl)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid, is the impurity of Cefdinir , a Cephalosporin antibiotic structurally similar to Cefixime. It can be used to treat infections caused by several Gram-negative and Gram-positive bacteria. Synonyms: (6R-trans)-7-[[(2-Amino-4-thiazolyl)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid. Grades: > 95%. CAS No. 79350-10-0. Molecular formula: C14H14N4O4S2. Mole weight: 366.42. | |
| Cefixime methyl ester | Cefixime Methyl Ester is an ester impurity of the third generation cephalosporin antibiotic, Cefixime. Synonyms: (6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(2-methoxy-2-oxoethoxy)imino]acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; [6R-[6α,7β(Z)]]-7-[[(2-Amino-4-thiazolyl)[(2-methoxy-2-oxoethoxy)imino]acetyl]amino]-3-ethenyl-8-. Grades: > 95%. CAS No. 88621-01-6. Molecular formula: C17H17N5O7S2. Mole weight: 467.48. | |
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