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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.

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Product
Eribulin Impurity 5 Eribulin Impurity 5. Uses: For analytical and research use. Molecular formula: C40H59NO11. Mole weight: 729.90. Catalog: APB05782. Alfa Chemistry Analytical Products
Eribulin Impurity 6 Eribulin Impurity 6. Uses: For analytical and research use. Molecular formula: C40H61NO12. Mole weight: 747.91. Catalog: APB05783. Alfa Chemistry Analytical Products
Eribulin Impurity 9 Eribulin Impurity 9. Uses: For analytical and research use. Molecular formula: C40H61NO12. Mole weight: 747.91. Catalog: APB05781. Alfa Chemistry Analytical Products
Erlotinib Impurity 14 Erlotinib Impurity 14. Uses: For analytical and research use. Alternative Names: 2-((4-chloro-7-(2-methoxyethoxy)quinazolin-6-yl)oxy)ethyl formate. Molecular formula: C14H15ClN2O5. Mole weight: 326.07. Catalog: APB05367. Alfa Chemistry Analytical Products
Erlotinib Impurity 15 Erlotinib Impurity 15. Uses: For analytical and research use. Alternative Names: 2-((4-chloro-6-(2-methoxyethoxy)quinazolin-7-yl)oxy)ethyl formate. Molecular formula: C14H15ClN2O5. Mole weight: 326.07. Catalog: APB05351. Alfa Chemistry Analytical Products
Erlotinib Impurity 20 Erlotinib Impurity 20. Uses: For analytical and research use. Alternative Names: 6,7-bis(2-methoxyethoxy)quinazolin-4-amine. Molecular formula: C14H19N3O4. Mole weight: 293.14. Catalog: APB05350. Alfa Chemistry Analytical Products
Erlotinib Impurity 21 Erlotinib Impurity 21. Uses: For analytical and research use. Alternative Names: 2-((4-chloro-7-(2-methoxyethoxy)quinazolin-6-yl)oxy)ethanol. Molecular formula: C13H15ClN2O4. Mole weight: 298.07. Catalog: APB05349. Alfa Chemistry Analytical Products
Erlotinib Impurity 22 Erlotinib Impurity 22. Uses: For analytical and research use. Alternative Names: 2-((4-chloro-6-(2-methoxyethoxy)quinazolin-7-yl)oxy)ethanol. Molecular formula: C13H15ClN2O4. Mole weight: 298.07. Catalog: APB05348. Alfa Chemistry Analytical Products
Erlotinib Impurity 26 Erlotinib Impurity 26. Uses: For analytical and research use. Alternative Names: 7,8-bis(2-methoxyethoxy)quinazolin-4(3H)-one. Molecular formula: C14H18N2O5. Mole weight: 294.3. Catalog: APB05347. Alfa Chemistry Analytical Products
Erlotinib Impurity 31 Erlotinib Impurity 31. Uses: For analytical and research use. Alternative Names: ethyl 2-amino-4-(2-hydroxyethoxy)-5-(2-methoxyethoxy)benzoate. Molecular formula: C14H21NO6. Mole weight: 299.32. Catalog: APB05346. Alfa Chemistry Analytical Products
Erlotinib Impurity 32 Erlotinib Impurity 32. Uses: For analytical and research use. Alternative Names: ethyl 2-amino-5-(2-hydroxyethoxy)-4-(2-methoxyethoxy)benzoate. Molecular formula: C14H21NO6. Mole weight: 299.32. Catalog: APB05345. Alfa Chemistry Analytical Products
Erlotinib Impurity 36 Erlotinib Impurity 36. Uses: For analytical and research use. Alternative Names: 7-(2-hydroxyethoxy)-6-(2-methoxyethoxy)quinazolin-4(3H)-one. Molecular formula: C13H16N2O5. Mole weight: 280.28. Catalog: APB05343. Alfa Chemistry Analytical Products
Erlotinib Impurity 37 Erlotinib Impurity 37. Uses: For analytical and research use. Alternative Names: 4-ethoxy-6,7-bis(2-methoxyethoxy)quinazoline. Molecular formula: C16H22N2O5. Mole weight: 322.36. Catalog: APB05344. Alfa Chemistry Analytical Products
Erlotinib Impurity 38 Erlotinib Impurity 38. Uses: For analytical and research use. Alternative Names: 6,6',7,7'-tetrakis(2-methoxyethoxy)-4H-[3,4'-biquinazolin]-4-one. Molecular formula: C28H34N4O9. Mole weight: 570.59. Catalog: APB05341. Alfa Chemistry Analytical Products
Erlotinib Impurity 40 Erlotinib Impurity 40. Uses: For analytical and research use. Alternative Names: N-(3-ethylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine hydrochloride. Molecular formula: C22H28ClN3O4. Mole weight: 433.93. Catalog: APB05342. Alfa Chemistry Analytical Products
Erlotinib Impurity 41 Erlotinib Impurity 41. Uses: For analytical and research use. Alternative Names: 7-(2-chloroethoxy)-N-(3-ethynylphenyl)-6-(2-methoxyethoxy)quinazolin-4-amine hydrochloride. Molecular formula: C21H21Cl2N3O3. Mole weight: 434.32. Catalog: APB05338. Alfa Chemistry Analytical Products
Erlotinib Impurity 42 Erlotinib Impurity 42. Uses: For analytical and research use. Alternative Names: 3-(3-Amino-phenyl)-2,3-dibromo-propionic acid. Molecular formula: C9H9Br2NO2. Mole weight: 322.98. Catalog: APB05339. Alfa Chemistry Analytical Products
Erlotinib Impurity 44 Erlotinib Impurity 44. Uses: For analytical and research use. Alternative Names: N-(3-ethynylphenyl)-6-methoxy-7-(2-methoxyethoxy)quinazolin-4-amine. Molecular formula: C20H19N3O3. Mole weight: 349.38. Catalog: APB05337. Alfa Chemistry Analytical Products
Erlotinib Impurity 47 Erlotinib Impurity 47. Uses: For analytical and research use. Alternative Names: 8-chloro-N-(3-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine hydrochloride. Molecular formula: C22H23Cl2N3O4. Mole weight: 464.34. Catalog: APB05335. Alfa Chemistry Analytical Products
Erlotinib Impurity 48 Erlotinib Impurity 48. Uses: For analytical and research use. Alternative Names: 4-((3-ethynylphenyl)amino)quinazoline-6,7-diol hydrochloride. Molecular formula: C16H12ClN3O2. Mole weight: 313.74. Catalog: APB05334. Alfa Chemistry Analytical Products
Erlotinib Impurity 49 Erlotinib Impurity 49. Uses: For analytical and research use. Alternative Names: ethyl 4-hydroxybenzoate. Molecular formula: C9H10O3. Mole weight: 166.17. Catalog: APB05332. Alfa Chemistry Analytical Products
Erlotinib Impurity 50 Erlotinib Impurity 50. Uses: For analytical and research use. Alternative Names: ethyl 3-hydroxybenzoate. Molecular formula: C9H10O3. Mole weight: 166.17. Catalog: APB05333. Alfa Chemistry Analytical Products
Erlotinib Impurity 51 Erlotinib Impurity 51. Uses: For analytical and research use. Alternative Names: ethyl 2-amino-4,5-dihydroxybenzoate. Molecular formula: C9H11NO4. Mole weight: 197.19. Catalog: APB05331. Alfa Chemistry Analytical Products
Erlotinib Impurity 52 Erlotinib Impurity 52. Uses: For analytical and research use. Alternative Names: 6,7-dihydroxyquinazolin-4(3H)-one. Molecular formula: C8H6N2O3. Mole weight: 178.14. Catalog: APB01899. Alfa Chemistry Analytical Products
Erlotinib Impurity 53 Erlotinib Impurity 53. Uses: For analytical and research use. Alternative Names: 2-amino-N-formyl-4,5-bis(2-methoxyethoxy)benzamide hydrochloride. Molecular formula: C14H21ClN2O6. Mole weight: 348.78. Catalog: APB05329. Alfa Chemistry Analytical Products
Erlotinib Impurity 54 Erlotinib Impurity 54. Uses: For analytical and research use. Alternative Names: 4-chloroquinazoline-6,7-diol. Molecular formula: C8H5ClN2O2. Mole weight: 196.59. Catalog: APB05330. Alfa Chemistry Analytical Products
Erlotinib Impurity 55 Erlotinib Impurity 55. Uses: For analytical and research use. Alternative Names: potassium 5-(ethoxycarbonyl)-2-(2-methoxyethoxy)phenolate. Molecular formula: C12H15KO5. Mole weight: 278.34. Catalog: APB05327. Alfa Chemistry Analytical Products
Erlotinib Impurity 56 Erlotinib Impurity 56. Uses: For analytical and research use. Alternative Names: potassium 4-(ethoxycarbonyl)-2-(2-methoxyethoxy)phenolate. Molecular formula: C12H15KO5. Mole weight: 278.34. Catalog: APB05328. Alfa Chemistry Analytical Products
Erlotinib Impurity 57 Erlotinib Impurity 57. Uses: For analytical and research use. Alternative Names: potassium 3,4-bis(2-methoxyethoxy)benzoate. Molecular formula: C13H17KO6. Mole weight: 308.37. Catalog: APB05326. Alfa Chemistry Analytical Products
Erlotinib Impurity 59 Erlotinib Impurity 59. Uses: For analytical and research use. Alternative Names: 6,7-bis(2-methoxyethoxy)-N,N-dimethylquinazolin-4-amine. Molecular formula: C16H23N3O4. Mole weight: 321.37. Catalog: APB05325. Alfa Chemistry Analytical Products
Erlotinib Impurity 60 Erlotinib Impurity 60. Uses: For analytical and research use. Alternative Names: 2-amino-4,5-bis(2-methoxyethoxy)benzoic acid. Molecular formula: C13H19NO6. Mole weight: 285.29. Catalog: APB01898. Alfa Chemistry Analytical Products
Erlotinib Impurity 61 Erlotinib Impurity 61. Uses: For analytical and research use. Alternative Names: 4-((3-ethynylphenyl)amino)-7-(2-methoxyethoxy)quinazolin-6-ol. Molecular formula: C19H17N3O3. Mole weight: 335.36. Catalog: APB05324. Alfa Chemistry Analytical Products
Erlotinib Impurity 63 Erlotinib Impurity 63. Uses: For analytical and research use. Alternative Names: 3,4-bis(2-methoxyethoxy)-2-nitrobenzonitrile. Molecular formula: C13H16N2O6. Mole weight: 296.28. Catalog: APB01896. Alfa Chemistry Analytical Products
Erlotinib Impurity 64 Erlotinib Impurity 64. Uses: For analytical and research use. Alternative Names: 3-amino-4,5-bis(2-methoxyethoxy)benzonitrile. Molecular formula: C13H18N2O4. Mole weight: 266.29. Catalog: APB05323. Alfa Chemistry Analytical Products
Erlotinib Impurity 65 Erlotinib Impurity 65. Uses: For analytical and research use. Alternative Names: 2-amino-3,4-bis(2-methoxyethoxy)benzonitrile. Molecular formula: C13H18N2O4. Mole weight: 266.29. Catalog: APB01897. Alfa Chemistry Analytical Products
Erlotinib Impurity 66 Erlotinib Impurity 66. Uses: For analytical and research use. Alternative Names: 3-(3-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-imine. Molecular formula: C22H23N3O4. Mole weight: 393.44. Catalog: APB05322. Alfa Chemistry Analytical Products
Erlotinib Impurity 69 Erlotinib Impurity 69. Uses: For analytical and research use. Alternative Names: 2518426-66-7(free base); ethyl 3-amino-4,5-bis(2-methoxyethoxy)benzoate hydrochloride. Molecular formula: C15H23NO6·HCl. Mole weight: 349.81. Catalog: APB01106. Alfa Chemistry Analytical Products
Erlotinib Impurity C Erlotinib Impurity C. Uses: For analytical and research use. Alternative Names: N-(3-(1-chlorovinyl)phenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine hydrochloride. Molecular formula: C22H25Cl2N3O4. Mole weight: 466.36. Catalog: APB05336. Alfa Chemistry Analytical Products
Erlotinib Impurity E Erlotinib Impurity E. Uses: For analytical and research use. Alternative Names: N-(3-ethynylphenyl)-7-methoxy-6-(2-methoxyethoxy)quinazolin-4-amine hydrochloride. Molecular formula: C20H20ClN3O3. Mole weight: 385.84. Catalog: APB05340. Alfa Chemistry Analytical Products
Ertapenem Impurity 13 Ertapenem Impurity 13. Uses: For analytical and research use. Alternative Names: 3-((2R,4R)-4-mercapto-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C20H19N3O7S. Mole weight: 445.45. Catalog: APB05890. Alfa Chemistry Analytical Products
Ertapenem Impurity 14 Ertapenem Impurity 14. Uses: For analytical and research use. Alternative Names: 3-((2R,4S)-4-mercapto-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C20H19N3O7S. Mole weight: 445.45. Catalog: APB05888. Alfa Chemistry Analytical Products
Ertapenem Impurity 15 Ertapenem Impurity 15. Uses: For analytical and research use. Alternative Names: 3-((2S,4R)-4-mercapto-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C20H19N3O7S. Mole weight: 445.45. Catalog: APB05889. Alfa Chemistry Analytical Products
Ertapenem Impurity 16 Ertapenem Impurity 16. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5S)-5-((3-(dimethylcarbamoyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C24H30N4O6S. Mole weight: 502.58. Catalog: APB01881. Alfa Chemistry Analytical Products
Ertapenem Impurity 23 Ertapenem Impurity 23. Uses: For analytical and research use. Alternative Names: (4R,5S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-5-((2S,3S)-3-hydroxy-1-methoxy-1-oxobutan-2-yl)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid. Molecular formula: C23H29N3O8S. Mole weight: 507.56. Catalog: APB02074. Alfa Chemistry Analytical Products
Ertapenem Impurity 24 Ertapenem Impurity 24. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5R)-5-((3-carboxyphenyl)carbamoyl)-1-((4R,5S,6S)-3-(((3S,5R)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carbonyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB05886. Alfa Chemistry Analytical Products
Ertapenem Impurity 25 Ertapenem Impurity 25. Uses: For analytical and research use. Alternative Names: (4S,5S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-5-((2S,3S)-3-hydroxy-1-methoxy-1-oxobutan-2-yl)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid. Molecular formula: C23H29N3O8S. Mole weight: 507.56. Catalog: APB05887. Alfa Chemistry Analytical Products
Ertapenem Impurity 26 Ertapenem Impurity 26. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5R)-5-((3-((2R,4S)-4-(((4R,5S,6S)-2-carboxy-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)-2-((3-carboxyphenyl)carbamoyl)pyrrolidine-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB05885. Alfa Chemistry Analytical Products
Ertapenem Impurity 28 Ertapenem Impurity 28. Uses: For analytical and research use. Alternative Names: 3,3'-(((2S,2'S,4S,4'S)-4,4'-disulfanediylbis(pyrrolidine-2,2'-carbonyl))bis(azanediyl))dibenzoic acid. Molecular formula: C24H26N4O6S2. Mole weight: 530.62. Catalog: APB02075. Alfa Chemistry Analytical Products
Ertapenem Impurity 30 Ertapenem Impurity 30. Uses: For analytical and research use. Alternative Names: 3-((2S,4S)-4-((4-aminobenzyl)thio)pyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C19H21N3O3S. Mole weight: 371.45. Catalog: APB02073. Alfa Chemistry Analytical Products
Ertapenem Impurity 47 Ertapenem Impurity 47. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5R)-5-((3-(((R)-1-((4R,5S,6S)-2-carboxy-3-(((3S,5R)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-6-yl)ethoxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB05879. Alfa Chemistry Analytical Products
Ertapenem Impurity 48 Ertapenem Impurity 48. Uses: For analytical and research use. Alternative Names: (4R,5S)-5-((2R)-1-carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid. Molecular formula: C22H27N3O8S. Mole weight: 493.53. Catalog: APB05880. Alfa Chemistry Analytical Products
Ertapenem Impurity 49 Ertapenem Impurity 49. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5S)-5-((3-((2S,3R)-5-carboxy-2-((2R)-1-carboxy-2-hydroxypropyl)-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrole-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H50N6O14S2. Mole weight: 951.03. Catalog: APB05877. Alfa Chemistry Analytical Products
Ertapenem Impurity 50 Ertapenem Impurity 50. Uses: For analytical and research use. Alternative Names: (4R,5S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)-1-((4R,5S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carbonyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB05878. Alfa Chemistry Analytical Products
Ertapenem Impurity 51 Ertapenem Impurity 51. Uses: For analytical and research use. Alternative Names: (4R,5S)-3-(((3S,5S)-5-((3-((2S,4S)-4-(((4R,5S)-2-carboxy-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)-2-((3-carboxyphenyl)carbamoyl)pyrrolidine-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB05876. Alfa Chemistry Analytical Products
Ertapenem Impurity 52 Ertapenem Impurity 52. Uses: For analytical and research use. Alternative Names: (4R,5S)-3-((5-((3-((((2R)-1-carboxy-1-((3R)-5-carboxy-4-(((5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrol-2-yl)propan-2-yl)oxy)carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H50N6O14S2. Mole weight: 951.03. Catalog: APB05873. Alfa Chemistry Analytical Products
Ertapenem Impurity 53 Ertapenem Impurity 53. Uses: For analytical and research use. Alternative Names: (2S,3R)-2-((2R,3R)-4-((diphenoxyphosphoryl)oxy)-3-methyl-5-(((4-nitrobenzyl)oxy)carbonyl)-2,3-dihydro-1H-pyrrol-2-yl)-3-hydroxybutanoic acid. Molecular formula: C29H29N2O11P. Mole weight: 612.52. Catalog: APB05875. Alfa Chemistry Analytical Products
Ertapenem Impurity 54 Ertapenem Impurity 54. Uses: For analytical and research use. Alternative Names: (4R,5S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-5-((3R)-3-hydroxy-1-methoxy-1-oxobutan-2-yl)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid. Molecular formula: C23H29N3O8S. Mole weight: 507.56. Catalog: APB05874. Alfa Chemistry Analytical Products
Ertapenem Impurity 55 Ertapenem Impurity 55. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5S)-5-((3-((2S,3R)-5-carboxy-2-((2R)-1-carboxy-2-hydroxypropyl)-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-2,3-dihydro-1H-pyrrole-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H50N6O14S2. Mole weight: 951.03. Catalog: APB05871. Alfa Chemistry Analytical Products
Ertapenem Impurity 56 Ertapenem Impurity 56. Uses: For analytical and research use. Alternative Names: (5S,6S)-3-(((3S,5S)-1-((3R)-2-(1-carboxy-2-hydroxypropyl)-4-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrole-5-carbonyl)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H50N6O14S2. Mole weight: 951.03. Catalog: APB05872. Alfa Chemistry Analytical Products
Ertapenem Impurity 57 Ertapenem Impurity 57. Uses: For analytical and research use. Alternative Names: 3-((2S,4S)-4-(((4R,5S,6S)-2-(((4-aminobenzyl)oxy)carbonyl)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)pyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C29H32N4O7S. Mole weight: 580.65. Catalog: APB05869. Alfa Chemistry Analytical Products
Ertapenem Impurity 58 Ertapenem Impurity 58. Uses: For analytical and research use. Alternative Names: (4R,5S)-3-(((3S,5S)-5-((3-((2S,4S)-4-(((4R,5S)-2-carboxy-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)-2-((3-carboxyphenyl)carbamoyl)pyrrolidine-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB05870. Alfa Chemistry Analytical Products
Ertapenem Impurity 59 Ertapenem Impurity 59. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)-1-(((4-nitrobenzyl)oxy)carbonyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C30H30N4O11S. Mole weight: 654.64. Catalog: APB05868. Alfa Chemistry Analytical Products
Ertapenem Impurity 6 Ertapenem Impurity 6. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3R,5R)-5-((3-((2S,4S)-4-(((4R,5S,6S)-2-carboxy-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)-2-((3-carboxyphenyl)carbamoyl)pyrrolidine-1-carbonyl)phenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB01886. Alfa Chemistry Analytical Products
Ertapenem Impurity 60 Ertapenem Impurity 60. Uses: For analytical and research use. Alternative Names: 3-((2R,4S)-4-(((4R,5S,6S)-6-((R)-1-hydroxyethyl)-4-methyl-2-(((4-nitrobenzyl)oxy)carbonyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl)thio)pyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C29H30N4O9S. Mole weight: 610.63. Catalog: APB05867. Alfa Chemistry Analytical Products
Ertapenem Impurity 7 Ertapenem Impurity 7. Uses: For analytical and research use. Alternative Names: (4R,5S,6S)-3-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)-1-((4R,5S,6S)-3-(((3R,5R)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carbonyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid. Molecular formula: C44H48N6O13S2. Mole weight: 933.01. Catalog: APB01885. Alfa Chemistry Analytical Products
Ertapenem Impurity 8 Ertapenem Impurity 8. Uses: For analytical and research use. Alternative Names: (2R,3S)-2-((2R,3R)-1-((2R,4R)-2-((3-carboxyphenyl)carbamoyl)-4-mercaptopyrrolidin-1-yl)-3-hydroxy-1-oxobutan-2-yl)-4-(((3R,5R)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3-methyl-3,4-dihydro-2H-pyrrole-5-carboxylic acid. Molecular formula: C34H39N5O10S2. Mole weight: 741.83. Catalog: APB01883. Alfa Chemistry Analytical Products
Ertapenem Oxazinone Impurity Ertapenem Oxazinone Impurity. Uses: For analytical and research use. Alternative Names: (3R,4S,4aS,5R)-6-(((3S,5S)-5-((3-carboxyphenyl)carbamoyl)pyrrolidin-3-yl)thio)-3,5-dimethyl-1-oxo-3,4,4a,5-tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazine-4,7-dicarboxylic acid. Molecular formula: C23H25N3O9S. Mole weight: 519.13. Catalog: APB05884. Alfa Chemistry Analytical Products
Ertapenem Side Chain Impurity 12 Ertapenem Side Chain Impurity 12. Uses: For analytical and research use. Alternative Names: 3-((2S,4R)-4-mercaptopyrrolidine-2-carboxamido)benzoic acid. Molecular formula: C12H14N2O3S. Mole weight: 266.32. Catalog: APB05892. Alfa Chemistry Analytical Products
Ertapenem Side Chain Impurity 12 (Hydrochloride) Ertapenem Side Chain Impurity 12 (Hydrochloride). Uses: For analytical and research use. Alternative Names: 3-((2S,4R)-4-mercaptopyrrolidine-2-carboxamido)benzoic acid hydrochloride. Molecular formula: C12H14N2O3S·HCl. Mole weight: 302.78. Catalog: APB05891. Alfa Chemistry Analytical Products
Erythromycin EP Impurity L Erythromycin EP Impurity L. Uses: For analytical and research use. Alternative Names: N-((2S,3R,4S,6R)-2-(((3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-trihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl)oxy)-3-hydroxy-6-methyltetrahyd. Molecular formula: C37H65NO14. Mole weight: 747.91. Catalog: APB05643. Alfa Chemistry Analytical Products

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