Alfa Chemistry Analytical Products - Products

Alfa Chemistry is a global leading supplier of analytical chemistry reagents, providing a wide range of analytical chemicals such as analytical standards for a variety of analytical applications.

Product
Cefathiamidine Impurity 9 Cefathiamidine Impurity 9. Uses: For analytical and research use. Alternative Names: 3-(acetoxymethyl)-7-((R)-2-((R)-5-(acetoxymethyl)-4-carboxy-3,6-dihydro-2H-1,3-thiazin-2-yl)-2-(2-(((Z)-N,N'-diisopropylcarbamimidoyl)thio)acetamido)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C29H40N6O11S3. Mole weight: 744.86. Catalog: APB04620. Alfa Chemistry Analytical Products
Cefazolin EP Impurity B Cefazolin EP Impurity B. Uses: For analytical and research use. Alternative Names: (6R,7R)-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C16H20N4O4S3. Mole weight: 428.55. Catalog: APB01790. Alfa Chemistry Analytical Products
Cefazolin EP Impurity K Cefazolin EP Impurity K. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamide. Molecular formula: C14H15N9O3S3. Mole weight: 453.52. Catalog: APB04140. Alfa Chemistry Analytical Products
Cefazolin Impurity 1 Cefazolin Impurity 1. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-(4-amino-4-carboxybutanamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C13H17N3O7S. Mole weight: 359.35. Catalog: APB04146. Alfa Chemistry Analytical Products
Cefazolin Impurity 13 Cefazolin Impurity 13. Uses: For analytical and research use. Alternative Names: 2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-3-(2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carbonyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-. Molecular formula: C28H30N16O9S6. Mole weight: 927.03. Catalog: APB04149. Alfa Chemistry Analytical Products
Cefazolin Impurity 28 Cefazolin Impurity 28. Uses: For analytical and research use. Alternative Names: (2R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C14H16N8O5S3. Mole weight: 472.52. Catalog: APB04141. Alfa Chemistry Analytical Products
Cefazolin Impurity 36 Cefazolin Impurity 36. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-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. Molecular formula: C25H24N12O6S6. Mole weight: 780.92. Catalog: APB04138. Alfa Chemistry Analytical Products
Cefazolin Impurity 37 Cefazolin Impurity 37. Uses: For analytical and research use. Alternative Names: (6R,7R)-3-(acetoxymethyl)-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C15H20N2O6S. Mole weight: 356.39. Catalog: APB04137. Alfa Chemistry Analytical Products
Cefazolin Impurity 4 Cefazolin Impurity 4. Uses: For analytical and research use. Alternative Names: (6R,7R)-3-(acetoxymethyl)-7-((((6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)amino)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C18H20N4O8S2. Mole weight: 484.5. Catalog: APB04147. Alfa Chemistry Analytical Products
Cefazolin Impurity 6 Cefazolin Impurity 6. Uses: For analytical and research use. Alternative Names: (2R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(hydroxymethyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C11H14N6O6S. Mole weight: 358.33. Catalog: APB04148. Alfa Chemistry Analytical Products
Cefazolin Impurity EP-I Cefazolin Impurity EP-I. Uses: For analytical and research use. Alternative Names: 2-((2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C14H16N8O5S3. Mole weight: 472.52. Catalog: APB04139. Alfa Chemistry Analytical Products
Cefazolin Impurity L Cefazolin Impurity L. Uses: For analytical and research use. Alternative Names: (6R,7S)-7-(2-(1H-tetrazol-1-yl)acetamido)-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. Molecular formula: C14H14N8O4S3. Mole weight: 454.51. Catalog: APB04150. Alfa Chemistry Analytical Products
Cefazolin Impurity P Cefazolin Impurity P. Uses: For analytical and research use. Alternative Names: (2R,5R)-2-((S)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(hydroxymethyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C11H14N6O6S. Mole weight: 358.33. Catalog: APB04144. Alfa Chemistry Analytical Products
Cefazolin Impurity Q Cefazolin Impurity Q. Uses: For analytical and research use. Alternative Names: (R)-2-((S)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-methylene-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C11H12N6O5S. Mole weight: 340.32. Catalog: APB04143. Alfa Chemistry Analytical Products
Cefazolin Related Compound D Cefazolin Related Compound D. Uses: For analytical and research use. Alternative Names: (R)-2-(2-(1H-tetrazol-1-yl)acetamido)-2-((R)-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid. Molecular formula: C11H12N6O5S. Mole weight: 340.32. Catalog: APB04152. Alfa Chemistry Analytical Products
Cefazolin USP Impurity A Cefazolin USP Impurity A. Uses: For analytical and research use. Alternative Names: 2-(1H-tetrazol-1-yl)acetic acid. Molecular formula: C3H4N4O2. Mole weight: 128.09. Catalog: APB04142. Alfa Chemistry Analytical Products
Cefazolin USP Impurity L-δ2 Cefazolin USP Impurity L-δ2. Uses: For analytical and research use. Alternative Names: (2R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,4-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C14H16N8O5S3. Mole weight: 472.52. Catalog: APB04145. Alfa Chemistry Analytical Products
Cefazolin USP Impurity L-δ3 Cefazolin USP Impurity L-δ3. Uses: For analytical and research use. Alternative Names: (R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C14H16N8O5S3. Mole weight: 472.52. Catalog: APB04151. Alfa Chemistry Analytical Products
Cefcapene Pivoxil Dimer Cefcapene Pivoxil Dimer. Uses: For analytical and research use. Alternative Names: (6R,7R)-((6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)pent-2-enamido)-8-oxo-2-(((pivaloyloxy)methoxy)carbonyl)-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl 7-((Z)-2-(2-aminothiazol-4-yl)pent-2-enamido)-3-((carbamoyloxy)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C39H45N9O12S4. Mole weight: 959.21. Catalog: APB05029. Alfa Chemistry Analytical Products
Cefcapene Pivoxil Impurity 4 Cefcapene Pivoxil Impurity 4. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)pent-2-enamide. Molecular formula: C16H16N4O4S2. Mole weight: 392.06. Catalog: APB05030. Alfa Chemistry Analytical Products
Cefdinir glyoxalic analogm Cefdinir glyoxalic analogm. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-(2-(2-aminothiazol-4-yl)-2-oxoacetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C14H12N4O5S2. Mole weight: 380.4. Catalog: APB04777. Alfa Chemistry Analytical Products
Cefdinir Impurity A Cefdinir Impurity A. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamide. Molecular formula: C5H6N4O2S. Mole weight: 186.19. Catalog: APB04788. Alfa Chemistry Analytical Products
Cefdinir Impurity B Cefdinir Impurity B. Uses: For analytical and research use. Alternative Names: (6S,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide. Molecular formula: C14H13N5O6S2. Mole weight: 411.41. Catalog: APB04787. Alfa Chemistry Analytical Products
Cefdinir Impurity D Cefdinir Impurity D. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide. Molecular formula: C14H13N5O6S2. Mole weight: 411.41. Catalog: APB04776. Alfa Chemistry Analytical Products
Cefdinir Impurity E Cefdinir Impurity E. Uses: For analytical and research use. Alternative Names: (Z)-2-((R)-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)(carboxy)methyl)-5-ethylidene-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C14H15N5O6S2. Mole weight: 413.43. Catalog: APB04785. Alfa Chemistry Analytical Products
Cefdinir Impurity F Cefdinir Impurity F. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid. Molecular formula: C14H13N5O5S2. Mole weight: 395.41. Catalog: APB04786. Alfa Chemistry Analytical Products
Cefdinir Impurity G Cefdinir Impurity G. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C13H13N5O5S2. Mole weight: 383.4. Catalog: APB04266. Alfa Chemistry Analytical Products
Cefdinir Impurity H Cefdinir Impurity H. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-3-(2-hydroxyethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C14H15N5O6S2. Mole weight: 413.43. Catalog: APB04775. Alfa Chemistry Analytical Products
Cefdinir Impurity IJKL mixture Cefdinir Impurity IJKL mixture. Uses: For analytical and research use. Alternative Names: (2RS)-2-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-2-((5RS)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid. Molecular formula: C14H14N5O6S2. Mole weight: 412.42. Catalog: APB04784. Alfa Chemistry Analytical Products
Cefdinir Impurity M Cefdinir Impurity M. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-((3S,8R)-3-methyl-5,7-dioxo-2,3,5,7,8,8a-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-8-yl)acetamide. Molecular formula: C14H13N5O5S2. Mole weight: 395.41. Catalog: APB04783. Alfa Chemistry Analytical Products
Cefdinir Impurity N Cefdinir Impurity N. Uses: For analytical and research use. Alternative Names: (6R,7S)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C14H13N5O5S2. Mole weight: 395.41. Catalog: APB04782. Alfa Chemistry Analytical Products
Cefdinir Impurity O Cefdinir Impurity O. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-(2-(2-aminothiazol-4-yl)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C14H14N4O4S2. Mole weight: 366.42. Catalog: APB04780. Alfa Chemistry Analytical Products
Cefdinir Impurity P Cefdinir Impurity P. Uses: For analytical and research use. Alternative Names: (R)-2-((E)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-2-((2R,5S)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid. Molecular formula: C14H15N5O6S2. Mole weight: 413.43. Catalog: APB04774. Alfa Chemistry Analytical Products
Cefdinir Impurity PQ mixture Cefdinir Impurity PQ mixture. Uses: For analytical and research use. Alternative Names: (2R)-2-((E)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-2-((2R)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid. Molecular formula: C14H15N5O6S2. Mole weight: 413.43. Catalog: APB04781. Alfa Chemistry Analytical Products
Cefdinir Impurity Q Cefdinir Impurity Q. Uses: For analytical and research use. Alternative Names: (R)-2-((E)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-2-((2R,5R)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid. Molecular formula: C14H15N5O6S2. Mole weight: 413.43. Catalog: APB04772. Alfa Chemistry Analytical Products
Cefdinir Impurity R Cefdinir Impurity R. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((E)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C14H13N5O5S2. Mole weight: 395.41. Catalog: APB04779. Alfa Chemistry Analytical Products
Cefdinir Impurity S Cefdinir Impurity S. Uses: For analytical and research use. Alternative Names: triethylamine (6R,7R)-7-((Z)-2-(acetoxyimino)-2-(2-aminothiazol-4-yl)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C22H30N6O6S2. Mole weight: 538.64. Catalog: APB04789. Alfa Chemistry Analytical Products
Cefdinir Impurity T Cefdinir Impurity T. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-(((2R,5S)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)methyl)acetamide. Molecular formula: C13H15N5O4S2. Mole weight: 369.42. Catalog: APB04773. Alfa Chemistry Analytical Products
Cefdinir Impurity TU mixture Cefdinir Impurity TU mixture. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-(((2R)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)methyl)acetamide. Molecular formula: C13H15N5O4S2. Mole weight: 369.42. Catalog: APB04778. Alfa Chemistry Analytical Products
Cefdinir Impurity U Cefdinir Impurity U. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)-N-(((2R,5R)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)methyl)acetamide. Molecular formula: C13H15N5O4S2. Mole weight: 369.42. Catalog: APB04771. Alfa Chemistry Analytical Products
Cefdinir Related Compound B Cefdinir Related Compound B. Uses: For analytical and research use. CAS No. 79350-10-0. Mole weight: 366.42. Catalog: AP79350100. Alfa Chemistry Analytical Products
Cefditoren E-isomer Cefditoren E-isomer. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-amino-3-((E)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C13H13N3O3S2. Mole weight: 323.39. Catalog: APB04675. Alfa Chemistry Analytical Products
Cefditoren Impurity 1 Cefditoren Impurity 1. Uses: For analytical and research use. Alternative Names: 4-methoxybenzyl 8-oxo-7-(2-phenylacetamido)-3-((triphenylphosphoranylidene)methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C42H37N2O5PS. Mole weight: 712.79. Catalog: APB04676. Alfa Chemistry Analytical Products
Cefditoren Impurity 11 Cefditoren Impurity 11. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid. Molecular formula: C19H18N6O5S3. Mole weight: 506.05. Catalog: APB04667. Alfa Chemistry Analytical Products
Cefditoren Impurity 13 Cefditoren Impurity 13. Uses: For analytical and research use. Alternative Names: (6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(2-((4-methoxybenzyl)amino)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C33H36N6O8S3. Mole weight: 740.18. Catalog: APB04666. Alfa Chemistry Analytical Products
Cefditoren Impurity 14 Cefditoren Impurity 14. Uses: For analytical and research use. Alternative Names: (6R,6'R,7R,Z)-bis((pivaloyloxy)methyl) 7,7'-(((2Z,2'Z)-2,2'-(2,2'-(methylenebis(azanediyl))bis(thiazole-4,2-diyl))bis(2-(methoxyimino)acetyl))bis(azanediyl))bis(3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate). Molecular formula: C51H56N12O14S6. Mole weight: 1252.24. Catalog: APB04665. Alfa Chemistry Analytical Products
Cefditoren Impurity 15 Cefditoren Impurity 15. Uses: For analytical and research use. Alternative Names: (6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(2-(2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-5-((Z)-2-(4-methylthiazol-5-yl)vinyl)-4-(((pivaloyloxy)methoxy)carbonyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetamido)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C50H56N12O14S6. Mole weight: 1240.24. Catalog: APB04664. Alfa Chemistry Analytical Products
Cefditoren Impurity 16 Cefditoren Impurity 16. Uses: For analytical and research use. Alternative Names: (2R)-(pivaloyloxy)methyl 2-((Z)-4-(2-aminothiazol-4-yl)-13,13-dimethyl-5,8,12-trioxo-2,9,11-trioxa-3,6-diazatetradec-3-en-7-yl)-5-((Z)-2-(4-methylthiazol-5-yl)vinyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate. Molecular formula: C31H40N6O10S3. Mole weight: 752.20. Catalog: APB04663. Alfa Chemistry Analytical Products
Cefditoren Impurity 2 Cefditoren Impurity 2. Uses: For analytical and research use. Alternative Names: (Z)-3-(2-(4-methylthiazol-5-yl)vinyl)-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C21H19N3O4S2. Mole weight: 441.52. Catalog: APB04673. Alfa Chemistry Analytical Products
Cefditoren Impurity 4 Cefditoren Impurity 4. Uses: For analytical and research use. Alternative Names: (6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(2-(methoxy(methyl)amino)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate. Molecular formula: C27H32N6O8S3. Mole weight: 664.77. Catalog: APB04674. Alfa Chemistry Analytical Products
Cefditoren Impurity 6 Cefditoren Impurity 6. Uses: For analytical and research use. Alternative Names: (6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(methoxyimino)-2-(2-pivalamidothiazol-4-yl)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C30H36N6O8S3. Mole weight: 704.18. Catalog: APB04672. Alfa Chemistry Analytical Products
Cefditoren Impurity 8 Cefditoren Impurity 8. Uses: For analytical and research use. Alternative Names: 2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-5-((Z)-2-(4-methylthiazol-5-yl)vinyl)-4-(((pivaloyloxy)methoxy)carbonyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetic acid. Molecular formula: C25H30N6O8S3. Mole weight: 638.13. Catalog: APB04670. Alfa Chemistry Analytical Products
Cefditoren Impurity 9 Cefditoren Impurity 9. Uses: For analytical and research use. Alternative Names: (6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate. Molecular formula: C25H28N6O7S3. Mole weight: 620.72. Catalog: APB04668. Alfa Chemistry Analytical Products
Cefditoren ring opening Dimer Cefditoren ring opening Dimer. Uses: For analytical and research use. Alternative Names: (pivaloyloxy)methyl 7-((E)-2-(2-(2-((E)-2-(2-aminothiazol-5-yl)-2-(methoxyimino)acetamido)-2-(5-((Z)-2-(4-methylthiazol-5-yl)vinyl)-4-(((pivaloyloxy)methoxy)carbonyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)acetamido)thiazol-5-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C50H56N12O14S6. Mole weight: 1241.44. Catalog: APB04669. Alfa Chemistry Analytical Products
Cefepime EP Impurity B Cefepime EP Impurity B. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((1-methylpyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C25H29N9O7S3. Mole weight: 663.75. Catalog: APB04277. Alfa Chemistry Analytical Products
Cefepime EP Impurity F Cefepime EP Impurity F. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((1-methylpyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-3-((1-methylpyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C32H42N9O7S3. Mole weight: 760.93. Catalog: APB04278. Alfa Chemistry Analytical Products
Cefepime impurity 1 Cefepime impurity 1. Uses: For analytical and research use. Alternative Names: 1-(((6R,7R)-7-((S)-5-amino-5-carboxypentanamido)-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium. Molecular formula: C19H29N4O6S. Mole weight: 441.52. Catalog: APB04286. Alfa Chemistry Analytical Products
Cefepime Impurity 10 (Hydrochloride) Cefepime Impurity 10 (Hydrochloride). Uses: For analytical and research use. Alternative Names: 1-(((6R,7R)-7-((E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium chloride. Molecular formula: C19H25N6O5S2·Cl. Mole weight: 517.02. Catalog: APB04280. Alfa Chemistry Analytical Products
Cefepime impurity 2 Cefepime impurity 2. Uses: For analytical and research use. Alternative Names: 1-(((6R,7R)-7-((S)-5-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-5-carboxypentanamido)-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium. Molecular formula: C25H34N7O8S2. Mole weight: 624.71. Catalog: APB04282. Alfa Chemistry Analytical Products
Cefepime impurity 3 Cefepime impurity 3. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)thiazol-4-yl)-2-(methoxyimino)acetic acid. Molecular formula: C12H12N6O5S2. Mole weight: 384.39. Catalog: APB04283. Alfa Chemistry Analytical Products
Cefepime impurity 4 Cefepime impurity 4. Uses: For analytical and research use. Alternative Names: (6R,7S)-3-(acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. Molecular formula: C10H12N2O5S. Mole weight: 272.28. Catalog: APB04284. Alfa Chemistry Analytical Products
Cefepime impurity 5 Cefepime impurity 5. Uses: For analytical and research use. Alternative Names: (Z)-2-(2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)hexanedioic acid. Molecular formula: C12H16N4O6S. Mole weight: 344.34. Catalog: APB04281. Alfa Chemistry Analytical Products
Cefepime oxide impurity 1 Cefepime oxide impurity 1. Uses: For analytical and research use. Alternative Names: 1-(((6R,7R)-7-((E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-carboxy-5-oxido-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium chloride. Molecular formula: C19H25ClN6O6S2. Mole weight: 533.02. Catalog: APB04287. Alfa Chemistry Analytical Products
Cefepime Polymer Impurity Cefepime Polymer Impurity. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-((Z)-2-(2-((6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((1-methylpyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((1-methylpyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. Molecular formula: C38H47N12O9S4+. Mole weight: 944.11. Catalog: APB04279. Alfa Chemistry Analytical Products
Cefepime Related Compound D Cefepime Related Compound D. Uses: For analytical and research use. CAS No. 65872-41-5. Mole weight: 201.20. Catalog: AP65872415. Alfa Chemistry Analytical Products
Cefepime Related Compound E Cefepime Related Compound E. Uses: For analytical and research use. CAS No. 103121-85-3. Mole weight: 333.83. EC Number: 477-080-2. Catalog: AP103121853. Alfa Chemistry Analytical Products
Cefixime EP Impurity B Cefixime EP Impurity B. Uses: For analytical and research use. Alternative Names: 2-(((Z)-(1-(2-aminothiazol-4-yl)-2-((((2R)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)methyl)amino)-2-oxoethylidene)amino)oxy)acetic acid. Molecular formula: C15H17N5O6S2. Mole weight: 427.46. Catalog: APB04689. Alfa Chemistry Analytical Products
Cefixime Impurity 10 Cefixime Impurity 10. Uses: For analytical and research use. Alternative Names: (R,Z)-2-(((Z)-2-(2-aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetamido)methyl)-5-ethylidene-5,6-dihydro-2H-1,3-thiazine-4-carboxylic acid. Molecular formula: C15H17N5O6S2. Mole weight: 427.46. Catalog: APB04686. Alfa Chemistry Analytical Products
Cefixime Impurity 12 Cefixime Impurity 12. Uses: For analytical and research use. Alternative Names: (2R,2aR)-2-amino-6-hydroxy-2,2a,5,6-tetrahydro-1H-azeto[2,1-b]cyclopenta[d][1,3]thiazine-1,7(4H)-dione. Molecular formula: C9H10N2O3S. Mole weight: 226.25. Catalog: APB04685. Alfa Chemistry Analytical Products
Cefixime Impurity 13 Cefixime Impurity 13. Uses: For analytical and research use. Alternative Names: (6R,7R)-7-amino-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid. Molecular formula: C9H10N2O3S. Mole weight: 226.25. Catalog: APB04684. Alfa Chemistry Analytical Products

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