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
Oxytetracycline EP impurity E
Oxytetracycline EP impurity E. Uses: For analytical and research use. CAS No. 18751-99-0. Molecular formula: C22H22N2O8. Mole weight: 442.42. Catalog: APB18751990.
Ozagrel Impurity 15
Ozagrel Impurity 15. Uses: For analytical and research use. CAS No. 1332370-00-9. Molecular formula: C10H10O3. Mole weight: 178.19. Catalog: APB1332370009.
Ozagrel Impurity 38
Ozagrel Impurity 38. Uses: For analytical and research use. CAS No. 20754-20-5. Molecular formula: C11H12O2. Mole weight: 176.22. Catalog: APB20754205.
Ozagrel Impurity 45
Ozagrel Impurity 45. Uses: For analytical and research use. CAS No. 189224-26-8. Molecular formula: C13H11N2NaO2. Mole weight: 250.23. Catalog: APB189224268.
Ozagrel Impurity 5
Ozagrel Impurity 5. Uses: For analytical and research use. CAS No. 24393-49-5. Molecular formula: C12H14O2. Mole weight: 190.24. Catalog: APB24393495.
Ozenoxacin Impurity 25
Ozenoxacin Impurity 25. Uses: For analytical and research use. CAS No. 302948-99-8. Molecular formula: C13H12ClNO3. Mole weight: 265.69. Catalog: APB302948998.
Ozenoxacin Impurity 6
Ozenoxacin Impurity 6. Uses: For analytical and research use. CAS No. 245765-66-6. Molecular formula: C7H9BrN2. Mole weight: 201.07. Catalog: APB245765666.
Ozenoxacin Impurity 8
Ozenoxacin Impurity 8. Uses: For analytical and research use. CAS No. 29241-60-9. Molecular formula: C6H5BrClN. Mole weight: 206.47. Catalog: APB29241609.
Paclitaxel EP Impurity A
Paclitaxel EP Impurity A. Uses: For analytical and research use. Alternative Names: Iso Cephalomannine; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-9-(((2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl)oxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-12-(((E)-2-methylbut-2-enoyl)oxy)-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocycl. CAS No. 173101-54-7. Molecular formula: C45H53NO14. Mole weight: 831.90. Catalog: APB173101547.
Paclitaxel EP Impurity C
Paclitaxel EP Impurity C. Uses: For analytical and research use. Alternative Names: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-9-(((2R,3S)-3-hexanamido-2-hydroxy-3-phenylpropanoyl)oxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 153415-45-3. Molecular formula: C46H57NO14. Mole weight: 847.94. Catalog: APB153415453.
Paclitaxel EP Impurity D
Paclitaxel EP Impurity D. Uses: For analytical and research use. Alternative Names: 7-epi-Cephalomannine; (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-9-(((2R,3S)-2-hydroxy-3-((E)-2-methylbut-2-enamido)-3-phenylpropanoyl)oxy)-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 150547-36-7. Molecular formula: C45H53NO14. Mole weight: 831.9. Catalog: APB150547367.
Paclitaxel EP Impurity F
Paclitaxel EP Impurity F. Uses: For analytical and research use. Alternative Names: N-methylpaclitaxel C; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-9-(((2R,3S)-2-hydroxy-3-(N-methylhexanamido)-3-phenylpropanoyl)oxy)-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 153083-53-5. Molecular formula: C47H59NO14. Mole weight: 861.97. Catalog: APB153083535.
Paclitaxel EP Impurity I
Paclitaxel EP Impurity I. Uses: For analytical and research use. Alternative Names: Paclitaxel 10,13-Bis Side Chain; (2R,2'R,3S,3'S)-(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-acetoxy-12-(benzoyloxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,9-diyl bis(3-benzamido-2-hydroxy-3-phenylpropanoate). CAS No. 2157462-42-3. Molecular formula: C61H62N2O16. Mole weight: 1079.15. Catalog: APB2157462423.
Paclitaxel EP Impurity J
Paclitaxel EP Impurity J. Uses: For analytical and research use. CAS No. 2757197-26-3. Molecular formula: C49H53NO15. Mole weight: 895.96. Catalog: APB2757197263.
Paclitaxel EP Impurity K
Paclitaxel EP Impurity K. Uses: For analytical and research use. Alternative Names: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-9-(((2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl)oxy)-12-(benzoyloxy)-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-4-((triethylsilyl)oxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1. CAS No. 148930-55-6. Molecular formula: C53H65NO14Si. Mole weight: 968.17. Catalog: APB148930556.
Paclitaxel EP Impurity N
Paclitaxel EP Impurity N. Uses: For analytical and research use. Alternative Names: Baccatin III; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,9,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 27548-93-2. Molecular formula: C31H38O11. Mole weight: 586.63. Catalog: APB27548932.
Paclitaxel EP Impurity O
Paclitaxel EP Impurity O. Uses: For analytical and research use. Alternative Names: N-cinnamoyl-N-debenzoylpaclitaxel; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-9-(((2R,3S)-3-cinnamamido-2-hydroxy-3-phenylpropanoyl)oxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 219783-77-4. Molecular formula: C49H53NO14. Mole weight: 879.94. Catalog: APB219783774.
Paclitaxel EP Impurity P
Paclitaxel EP Impurity P. Uses: For analytical and research use. Alternative Names: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-9-(((2R,3S)-2-hydroxy-3-phenyl-3-(2-phenylacetamido)propanoyl)oxy)-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 173101-56-9. Molecular formula: C48H53NO14. Mole weight: 867.93. Catalog: APB173101569.
Paclitaxel EP Impurity R
Paclitaxel EP Impurity R. Uses: For analytical and research use. CAS No. 159001-25-9. Molecular formula: C45H55NO14. Mole weight: 833.93. Catalog: APB159001259.
Paclitaxel Impurity 20
Paclitaxel Impurity 20. Uses: For analytical and research use. CAS No. 2097541-16-5. Molecular formula: C28H29NO5. Mole weight: 459.54. Catalog: APB2097541165.
Paclitaxel Impurity 21
Paclitaxel Impurity 21. Uses: For analytical and research use. Alternative Names: (1S,2S,4S,6R,7aS,8S,9aR,11aS)-4-(((2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl)oxy)-1-(benzoyloxy)-2,8-dihydroxy-5,7a,12,12-tetramethyl-7-oxododecahydro-1H-2,5a-methanocyclohepta[3,3a]indeno[5,4-b]oxete-6,11a-diyl diacetate. CAS No. 146139-03-9. Molecular formula: C47H51NO14. Mole weight: 853.91. Catalog: APB146139039.
Paclitaxel Impurity 22 (Docetaxel Impurity 12)
Paclitaxel Impurity 22 (Docetaxel Impurity 12). Uses: For analytical and research use. CAS No. 165173-47-7. Molecular formula: C29H36O10. Mole weight: 544.6. Catalog: APB165173477.
Paclitaxel Impurity 23
Paclitaxel Impurity 23. Uses: For analytical and research use. Alternative Names: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-9-((triethylsilyl)oxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. CAS No. 208406-86-4. Molecular formula: C37H52O11Si. Mole weight: 700.89. Catalog: APB208406864.
Paclitaxel Impurity 35
Paclitaxel Impurity 35. Uses: For analytical and research use. CAS No. 153212-75-0. Molecular formula: C47H51NO15. Mole weight: 869.92. Catalog: APB153212750.
Paclitaxel Impurity 36 (Larotaxel)
Paclitaxel Impurity 36 (Larotaxel). Uses: For analytical and research use. CAS No. 156294-36-9. Molecular formula: C47H51NO15. Mole weight: 869.92. Catalog: APB156294369.
Paclitaxel Impurity 45
Paclitaxel Impurity 45. Uses: For analytical and research use. CAS No. 32981-90-1. Molecular formula: C33H40O12. Mole weight: 628.66. Catalog: APB32981901.
Paclitaxel Impurity 46
Paclitaxel Impurity 46. Uses: For analytical and research use. CAS No. 173101-59-2. Molecular formula: C41H49NO13. Mole weight: 763.84. Catalog: APB173101592.
Paclitaxel Impurity 47
Paclitaxel Impurity 47. Uses: For analytical and research use. CAS No. 173101-47-8. Molecular formula: C42H51NO13. Mole weight: 777.86. Catalog: APB173101478.
Paclitaxel Impurity 4 (Docetaxel Impurity 33)
Paclitaxel Impurity 4 (Docetaxel Impurity 33). Uses: For analytical and research use. CAS No. 154083-99-5. Molecular formula: C29H36O11. Mole weight: 560.6. Catalog: APB154083995.
Paclitaxel Impurity 5
Paclitaxel Impurity 5. Uses: For analytical and research use. CAS No. 172018-16-5. Molecular formula: C29H36O10. Mole weight: 544.6. Catalog: APB172018165.
Paclitaxel Impurity 52
Paclitaxel Impurity 52. Uses: For analytical and research use. CAS No. 2180123-01-5. Molecular formula: C24H21NO5. Mole weight: 403.43. Catalog: APB2180123015.
Paclitaxel Impurity 58
Paclitaxel Impurity 58. Uses: For analytical and research use. CAS No. 163594-75-0. Molecular formula: C20H32. Mole weight: 272.48. Catalog: APB163594750.
Paclitaxel Impurity 95
Paclitaxel Impurity 95. Uses: For analytical and research use. CAS No. 173101-55-8. Molecular formula: C45H55NO14. Mole weight: 833.93. Catalog: APB173101558.
Palbociclib Impurity 17
Palbociclib Impurity 17. Uses: For analytical and research use. CAS No. 1439-36-7. Molecular formula: C21H19OP. Mole weight: 318.36. Catalog: APB1439367.
Palbociclib Impurity 21
Palbociclib Impurity 21. Uses: For analytical and research use. Alternative Names: di-tert-butyl 4,4'-(6,6'-((8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidine-2,6-diyl)bis(azanediyl))bis(pyridine-6,3-diyl))bis(piperazine-1-carboxylate). CAS No. 2206135-30-8. Molecular formula: C41H55N11O5. Mole weight: 781.95. Catalog: APB2206135308.
Palbociclib Impurity 21
Palbociclib Impurity 21. Uses: For analytical and research use. CAS No. 2098673-40-4. Molecular formula: C24H29N7O3. Mole weight: 463.54. Catalog: APB2098673404.
Palbociclib Impurity 23
Palbociclib Impurity 23. Uses: For analytical and research use. CAS No. 2205035-04-5. Molecular formula: C24H29N7O2. Mole weight: 447.54. Catalog: APB2205035045.
Palbociclib Impurity 26
Palbociclib Impurity 26. Uses: For analytical and research use. CAS No. 2172256-78-7. Molecular formula: C15H17N3O3. Mole weight: 287.32. Catalog: APB2172256787.
Palbociclib Impurity 30
Palbociclib Impurity 30. Uses: For analytical and research use. CAS No. 1974279-21-4. Molecular formula: C28H33N7O5. Mole weight: 547.62. Catalog: APB1974279214.
Palbociclib Impurity 31
Palbociclib Impurity 31. Uses: For analytical and research use. CAS No. 2363172-64-7. Molecular formula: C20H22N6O2. Mole weight: 378.44. Catalog: APB2363172647.
Palbociclib Impurity 35
Palbociclib Impurity 35. Uses: For analytical and research use. CAS No. 2410426-60-5. Molecular formula: C22H30BrN5O3. Mole weight: 492.42. Catalog: APB2410426605.
Palbociclib Impurity 39
Palbociclib Impurity 39. Uses: For analytical and research use. CAS No. 2242625-36-9. Molecular formula: C13H16ClN3O2. Mole weight: 281.74. Catalog: APB2242625369.
Palbociclib Impurity 40
Palbociclib Impurity 40. Uses: For analytical and research use. CAS No. 1974279-20-3. Molecular formula: C26H31N7O3. Mole weight: 489.58. Catalog: APB1974279203.
Palbociclib Impurity 43
Palbociclib Impurity 43. Uses: For analytical and research use. CAS No. 2204442-50-0. Molecular formula: C24H29N7O2. Mole weight: 447.54. Catalog: APB2204442500.
Palbociclib Impurity 45
Palbociclib Impurity 45. Uses: For analytical and research use. CAS No. 1941177-45-2. Molecular formula: C29H37N7O3. Mole weight: 531.66. Catalog: APB1941177452.
Palbociclib Impurity 5
Palbociclib Impurity 5. Uses: For analytical and research use. CAS No. 2098673-44-8. Molecular formula: C24H30ClN7O3. Mole weight: 500. Catalog: APB2098673448.
Palbociclib Impurity 6
Palbociclib Impurity 6. Uses: For analytical and research use. CAS No. 153747-97-8. Molecular formula: C14H20BrN3O2. Mole weight: 342.23. Catalog: APB153747978.
Palbociclib Impurity 75
Palbociclib Impurity 75. Uses: For analytical and research use. Alternative Names: 2,6-dibromo-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one. CAS No. 1415560-29-0. Molecular formula: C13H13Br2N3O. Mole weight: 387.07. Catalog: APB1415560290.
Palbociclib Impurity 9
Palbociclib Impurity 9. Uses: For analytical and research use. CAS No. 2204368-66-9. Molecular formula: C24H29N7O2. Mole weight: 447.54. Catalog: APB2204368669.
Palbociclib Impurity B
Palbociclib Impurity B. Uses: For analytical and research use. CAS No. 2204863-06-7. Molecular formula: C24H29N7O. Mole weight: 431.54. Catalog: APB2204863067.
Palbociclib Impurity C
Palbociclib Impurity C. Uses: For analytical and research use. CAS No. 1651214-74-2. Molecular formula: C29H37N7O4. Mole weight: 547.66. Catalog: APB1651214742.
Palbociclib Impurity C HCl
Palbociclib Impurity C HCl. Uses: For analytical and research use. CAS No. 1883672-48-7. Molecular formula: C29H38ClN7O4. Mole weight: 584.12. Catalog: APB1883672487.
Palbociclib Impurity E
Palbociclib Impurity E. Uses: For analytical and research use. CAS No. 1779124-68-3. Molecular formula: C14H20N4O4. Mole weight: 308.34. Catalog: APB1779124683.
Palbociclib Impurity F
Palbociclib Impurity F. Uses: For analytical and research use. CAS No. 2174002-29-8. Molecular formula: C24H29N7O3. Mole weight: 463.54. Catalog: APB2174002298.
Palbociclib Impurity G
Palbociclib Impurity G. Uses: For analytical and research use. CAS No. 2377610-25-6. Molecular formula: C11H21BF3NO4. Mole weight: 299.1. Catalog: APB2377610256.
Palbociclib Impurity J
Palbociclib Impurity J. Uses: For analytical and research use. CAS No. 1922954-32-2. Molecular formula: C13H14BrN3O2. Mole weight: 324.18. Catalog: APB1922954322.
Palbociclib Impurity M
Palbociclib Impurity M. Uses: For analytical and research use. CAS No. 1376615-91-6. Molecular formula: C24H31N7O2. Mole weight: 449.56. Catalog: APB1376615916.
Palbociclib Impurity T
Palbociclib Impurity T. Uses: For analytical and research use. CAS No. 2324831-15-2. Molecular formula: C13H12Br2ClN3O. Mole weight: 421.52. Catalog: APB2324831152.
Palbociclib Impurity U
Palbociclib Impurity U. Uses: For analytical and research use. CAS No. 2270982-31-3. Molecular formula: C28H37N7O2. Mole weight: 503.65. Catalog: APB2270982313.
Palbociclib Impurity Y
Palbociclib Impurity Y. Uses: For analytical and research use. CAS No. 2174002-16-3. Molecular formula: C25H29N7O3. Mole weight: 475.55. Catalog: APB2174002163.
Paliperidone Impurity 39
Paliperidone Impurity 39. Uses: For analytical and research use. Alternative Names: 4-(6-fluorobenzo[d]isoxazol-3-yl)-1-(2-(2-methyl-4-oxo-9-(palmitoyloxy)-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)ethyl)piperidine 1-oxide. CAS No. 1404053-60-6. Molecular formula: C39H57FN4O5. Mole weight: 680.89. Catalog: APB1404053606.
Paliperidone Impurity 4
Paliperidone Impurity 4. Uses: For analytical and research use. CAS No. 1380413-60-4. Molecular formula: C23H28N4O3. Mole weight: 408.5. Catalog: APB1380413604.
Paliperidone Impurity 40
Paliperidone Impurity 40. Uses: For analytical and research use. Alternative Names: 3-(2-(4-(6-fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)ethyl)-2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-9-yl heptadecanoate. CAS No. 1404053-62-8. Molecular formula: C40H59FN4O4. Mole weight: 678.92. Catalog: APB1404053628.
Paliperidone Impurity 49
Paliperidone Impurity 49. Uses: For analytical and research use. CAS No. 1569268-43-4. Molecular formula: C23H28N4O4. Mole weight: 424.5. Catalog: APB1569268434.
Paliperidone Impurity 50
Paliperidone Impurity 50. Uses: For analytical and research use. CAS No. 1346598-34-2. Molecular formula: C23H27FN4O3. Mole weight: 426.49. Catalog: APB1346598342.
Paliperidone Impurity 52
Paliperidone Impurity 52. Uses: For analytical and research use. CAS No. 147663-01-2. Molecular formula: C23H27FN4O3. Mole weight: 426.49. Catalog: APB147663012.
Paliperidone Impurity 57
Paliperidone Impurity 57. Uses: For analytical and research use. CAS No. 260273-82-3. Molecular formula: C11H11ClN2O2. Mole weight: 238.67. Catalog: APB260273823.
Paliperidone Impurity 58
Paliperidone Impurity 58. Uses: For analytical and research use. CAS No. 147687-17-0. Molecular formula: C18H17ClN2O2. Mole weight: 328.8. Catalog: APB147687170.
Paliperidone Impurity 60
Paliperidone Impurity 60. Uses: For analytical and research use. CAS No. 181525-38-2. Molecular formula: C11H12N2O3. Mole weight: 220.23. Catalog: APB181525382.
Paliperidone Impurity 65
Paliperidone Impurity 65. Uses: For analytical and research use. CAS No. 170359-61-2. Molecular formula: C23H25Cl2FN4O3. Mole weight: 495.38. Catalog: APB170359612.