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
Description
Suppliers Website
Decoquinate impurity 2
Decoquinate impurity 2. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 6-(decyloxy)-7-ethoxy-4-hydroxy-2-methylquinoline-3-carboxylic acid. Molecular Formula: C23H33NO5. Mole Weight: 403.51. Catalog: APB04882.
Decoyinine Impurity 1
Decoyinine Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H15N5O4. Mole Weight: 293.28. Catalog: APB12335.
Deferasirox impurity 1
Deferasirox impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2,2'-(thiobis(2-hydroxy-5,1-phenylene))bis(4H-benzo[e][1,3]oxazin-4-one). Molecular Formula: C28H16N2O6S. Mole Weight: 508.5. Catalog: APB05229.
Deferasirox Impurity 15
Deferasirox Impurity 15. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(1-nitrosohydrazinyl)benzoic acid. Molecular Formula: C7H7N3O3. Mole Weight: 181.15. Catalog: APB05227.
Deferasirox impurity 2
Deferasirox impurity 2. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(3-(5-((3-(1-(4-carboxyphenyl)-3-(2-hydroxyphenyl)-1H-1,2,4-triazol-5-yl)-4-hydroxyphenyl)thio)-2-hydroxyphenyl)-5-(2-hydroxyphenyl)-1H-1,2,4-triazol-1-yl)benzoic acid. Molecular Formula: C42H28N6O8S. Mole Weight: 776.77. Catalog: APB05228.
Deferiprone 3-O-ß-D-Glucuronide Sodium Salt
Deferiprone 3-O-ß-D-Glucuronide Sodium Salt. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: sodium (2R,3R,4R,5S,6R)-6-((1,2-dimethyl-4-oxo-1,4-dihydropyridin-3-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylate. Molecular Formula: C13H16NO8·Na. Mole Weight: 337.26. Catalog: APB05526.
Deferiprone EP Impurity A
Deferiprone EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-methyl-2-(methylamino)cyclopent-2-enone. Molecular Formula: C7H11NO. Mole Weight: 125.17. Catalog: APB05527.
Deferiprone EP impurity C
Deferiprone EP impurity C. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C8H12N2O. Mole Weight: 152.2. Catalog: APB10970.
Deflazacort impurity 8
Deflazacort impurity 8. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C24H30INO5. Mole Weight: 539.41. Catalog: APB11750.
Defluoro Fosaprepitant Dimeglumine
Defluoro Fosaprepitant Dimeglumine. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2R,3R,4R,5S)-6-(methylamino)hexane-1,2,3,4,5-pentaol hemi((3-(((2R,3S)-2-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-phenylmorpholino)methyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)phosphonate). Molecular Formula: C23H23F6N4O6P·2 C7H17NO5. Mole Weight: 986.84. Catalog: APB06335.
Deglutathin impurity 10
Deglutathin impurity 10. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C34H60N2O10. Mole Weight: 656.86. Catalog: APB11852.
Deglutathin impurity 11
Deglutathin impurity 11. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C13H20N2O5. Mole Weight: 284.31. Catalog: APB11854.
Deglutathin impurity 12
Deglutathin impurity 12. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C32H59NO7. Mole Weight: 569.82. Catalog: APB11856.
Deglutathin impurity 13
Deglutathin impurity 13. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C31H57NO7. Mole Weight: 555.8. Catalog: APB11855.
Deglutathin impurity 14
Deglutathin impurity 14. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C21H35NO6. Mole Weight: 397.51. Catalog: APB11857.
Deglutathin impurity 6
Deglutathin impurity 6. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C25H45NO7. Mole Weight: 471.64. Catalog: APB11849.
Deglutathin impurity 7
Deglutathin impurity 7. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C33H56N2O9. Mole Weight: 624.82. Catalog: APB11850.
Deglutathin impurity 8
Deglutathin impurity 8. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C33H51N3O11. Mole Weight: 665.78. Catalog: APB11851.
Deglutathin impurity 9
Deglutathin impurity 9. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C42H66N4O14. Mole Weight: 851. Catalog: APB11853.
Dehydro Benidipine (Hydrochloride)
Dehydro Benidipine (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 118935-44-7(free base); 3-(1-benzylpiperidin-3-yl) 5-methyl 2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate hydrochloride. Molecular Formula: C28H29N3O6·HCl. Mole Weight: 542.02. Catalog: APB03641.
Delafloxacin Impurity 16
Delafloxacin Impurity 16. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(1-(6-amino-3,5-difluoropyridin-2-yl)-3-carboxy-8-chloro-6-fluoro-4-oxo-1,4-dihydroquinolin-7-yl)-3-hydroxyazetidine 1-oxide. Molecular Formula: C18H12ClF3N4O5. Mole Weight: 456.76. Catalog: APB05439.
Delafloxacin Impurity 17
Delafloxacin Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(6-amino-3,5-difluoropyridin-2-yl)-8-chloro-6-fluoro-4-oxo-7-((3-(2-oxoazepan-1-yl)propyl)amino)-1,4-dihydroquinoline-3-carboxylic acid. Molecular Formula: C24H23ClF3N5O4. Mole Weight: 537.92. Catalog: APB05438.
Delafloxacin Impurity 7
Delafloxacin Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-hydroxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid. CAS No. 959374-64-2. Molecular Formula: C18H13F3N4O4. Mole Weight: 406.32. Catalog: APB959374642.
Delafloxacin Impurity 8
Delafloxacin Impurity 8. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(6-aminopyridin-2-yl)-8-chloro-7-(3-hydroxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid. Molecular Formula: C18H15ClN4O4. Mole Weight: 386.79. Catalog: APB05440.
Delamanid Impurity 1
Delamanid Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-1-(2-chloro-4-nitro-1H-imidazol-1-yl)-2-methyl-3-(4-(4-(4-(trifluoromethoxy)phenoxy)piperidin-1-yl)phenoxy)propan-2-ol. Molecular Formula: C25H26ClF3N4O6. Mole Weight: 570.95. Catalog: APB05292.
delta 2-Cefcapene Pivoxil
delta 2-Cefcapene Pivoxil. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6R,7R)-(pivaloyloxy)methyl 7-((Z)-2-(2-aminothiazol-4-yl)pent-2-enamido)-3-((carbamoyloxy)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate. Molecular Formula: C23H29N5O8S2. Mole Weight: 567.64. Catalog: APB05032.
Demethylcycline EP impurity A
Demethylcycline EP impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 987-02-0. Molecular Formula: C21H22N2O8. Mole Weight: 430.41. Catalog: APB987020.
Demethylcycline EP impurity D
Demethylcycline EP impurity D. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C21H20N2O7. Mole Weight: 412.4. Catalog: APB11257.
Demethylcycline EP impurity F
Demethylcycline EP impurity F. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C21H19ClN2O7. Mole Weight: 446.84. Catalog: APB11258.
Deoxybosentan
Deoxybosentan. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(tert-butyl)-N-(6-ethoxy-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-yl)benzenesulfonamide. Molecular Formula: C27H29N5O5S. Mole Weight: 535.19. Catalog: APB03687.
Deoxycholanoyl proline
Deoxycholanoyl proline. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C29H47NO5. Mole Weight: 489.7. Catalog: APB10291.
Dequalinium Impurity C
Dequalinium Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-amino-1-(10-((1-(10-(4-amino-2-methylquinolin-1-ium-1-yl)decyl)-2-methylquinolin-1-ium-4-yl)amino)decyl)-2-methylquinolin-1-ium. Molecular Formula: C50H69Cl3N6. Mole Weight: 860.48. Catalog: APB05194.
Desipramine impurity 1
Desipramine impurity 1. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C16H14N2O2. Mole Weight: 266.3. Catalog: APB11483.
Desipramine impurity 10
Desipramine impurity 10. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C14H8ClN3O2. Mole Weight: 285.69. Catalog: APB11489.
Desipramine impurity 11
Desipramine impurity 11. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H20ClN3O. Mole Weight: 329.83. Catalog: APB11491.
Desipramine impurity 12
Desipramine impurity 12. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C14H10N4O5. Mole Weight: 314.26. Catalog: APB11493.
Desipramine impurity 13
Desipramine impurity 13. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C14H11N3O3. Mole Weight: 296.26. Catalog: APB11494.
Desipramine impurity 14
Desipramine impurity 14. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C14H14N4O. Mole Weight: 254.29. Catalog: APB11495.
Desipramine impurity 15
Desipramine impurity 15. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C22H29ClN4O. Mole Weight: 400.95. Catalog: APB11496.
Desipramine impurity 2
Desipramine impurity 2. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C14H13N3O. Mole Weight: 239.28. Catalog: APB11484.
Desipramine impurity 4
Desipramine impurity 4. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H19Cl2N3O. Mole Weight: 364.27. Catalog: APB11485.
Desipramine impurity 5
Desipramine impurity 5. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C22H29ClN4O. Mole Weight: 400.95. Catalog: APB11486.
Desipramine impurity 6
Desipramine impurity 6. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H18ClN3O. Mole Weight: 327.81. Catalog: APB11487.
Desipramine impurity 7
Desipramine impurity 7. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C16H15N3O2. Mole Weight: 281.32. Catalog: APB11488.
Desipramine impurity 8
Desipramine impurity 8. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H18N4O3. Mole Weight: 338.37. Catalog: APB11490.
Desipramine impurity 9
Desipramine impurity 9. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H16N2O3. Mole Weight: 308.34. Catalog: APB11492.
Desloratadine EP Impurity B DiHCl
Desloratadine EP Impurity B DiHCl. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 8-chloro-11-(1,2,3,6-tetrahydropyridin-4-yl)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine dihydrochloride. Molecular Formula: C19H19ClN2·2HCl. Mole Weight: 383.75. Catalog: APB01114.
Desloratadine Impurity 12 (Hydrochloride)
Desloratadine Impurity 12 (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Desloratadine Impurity 12(Hydrochloride). Molecular Formula: C19H19ClN2O2·HCl. Mole Weight: 379.28. Catalog: APB01112.
Desloratadine Impurity 15
Desloratadine Impurity 15. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 4-(8-bromo-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11(6H)-ylidene)piperidine-1-carboxylate. Molecular Formula: C22H23BrN2O2. Mole Weight: 426.09. Catalog: APB01111.
Desloratadine Impurity 8 (Dihydrochloride)
Desloratadine Impurity 8 (Dihydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Desloratadine Impurity 8 Dihydrochloride. Molecular Formula: C19H19ClN2O·2HCl. Mole Weight: 399.74. Catalog: APB01113.
Desloratadine Pyridine N-Oxide (Hydrochloride)
Desloratadine Pyridine N-Oxide (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 8-chloro-11-(piperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 1-oxide hydrochloride. Molecular Formula: C19H19ClN2O·HCl. Mole Weight: 363.28. Catalog: APB01115.
Desmethoxy Aliskiren Impurity (Half Fumarate)
Desmethoxy Aliskiren Impurity (Half Fumarate). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S,4S,5S,7S)-5-amino-N-(3-amino-2,2-dimethyl-3-oxopropyl)-4-hydroxy-2-isopropyl-7-(3-(3-methoxypropoxy)benzyl)-8-methylnonanamide fumarate. Molecular Formula: C29H51N3O5·0·5C4H4O4. Mole Weight: 579.765. Catalog: APB03155.
Desmoplakin impurity 1
Desmoplakin impurity 1. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C20H25NO2. Mole Weight: 311.43. Catalog: APB11985.
des-Thrl0-somatostatin
des-Thrl0-somatostatin. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C72H97N17O17S2. Mole Weight: 1536.79. Catalog: APB10184.
Desulfonation Aztreonam
Desulfonation Aztreonam. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-2-(((1-(2-aminothiazol-4-yl)-2-((2-methyl-4-oxoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic acid. Molecular Formula: C13H17N5O5S. Mole Weight: 355.37. Catalog: APB02890.
Desvenlafaxine succinate Impurity 1
Desvenlafaxine succinate Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C15H22N2O3. Mole Weight: 278.35. Catalog: APB10971.
Deucravacitinib Impurity 2
Deucravacitinib Impurity 2. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C20H20D2N8O4. Mole Weight: 440.46. Catalog: APB12132.
Deucravacitinib Impurity 3
Deucravacitinib Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C10H12N4O. Mole Weight: 204.23. Catalog: APB12133.
Deucravacitinib Impurity 4
Deucravacitinib Impurity 4. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C10H12N4O. Mole Weight: 204.23. Catalog: APB12134.
Deucravacitinib Impurity 5
Deucravacitinib Impurity 5. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C10H12N4O. Mole Weight: 204.23. Catalog: APB12135.
Deuterinated N-nitroso piperidine
Deuterinated N-nitroso piperidine. Uses: For analytical and research use. Group: Impurity standards. CAS No. 960049-21-2. Molecular Formula: C5D10N2O. Mole Weight: 124.21. Catalog: APB960049212.
Dexamethasone Acetate EP Impurity B
Dexamethasone Acetate EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C24H31FO6. Mole Weight: 434.5. Catalog: APB07542.
Dexamethasone Acetate EP Impurity C
Dexamethasone Acetate EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C24H31FO6. Mole Weight: 434.5. Catalog: APB07544.
Dexamethasone dipropionate
Dexamethasone dipropionate. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C28H37FO7. Mole Weight: 504.6. Catalog: APB07554.
Dexamethasone Disodium Phosphate EP Impurity E
Dexamethasone Disodium Phosphate EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C22H28FNa2O8P. Mole Weight: 516.41. Catalog: APB07545.
Dexamethasone Disodium Phosphate EP Impurity F
Dexamethasone Disodium Phosphate EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C22H28FNa2O8P. Mole Weight: 516.41. Catalog: APB07546.
Dexamethasone impurity 1
Dexamethasone impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: sodium 2-((9R,10S,11S,13S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-1-hydroxy-2-oxoethyl (2-((9R,10S,11S,13S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimeth. Molecular Formula: C44H56F2NaO13P. Mole Weight: 884.87. Catalog: APB05272.
Dexamethasone Impurity 13
Dexamethasone Impurity 13. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C23H31FO5. Mole Weight: 406.49. Catalog: APB07547.
Dexamethasone Impurity 15
Dexamethasone Impurity 15. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C25H33FO6. Mole Weight: 448.53. Catalog: APB07548.
Dexamethasone Impurity 16
Dexamethasone Impurity 16. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C22H27FO5. Mole Weight: 390.45. Catalog: APB07549.