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Paliperidone Paliperidone (9-Hydroxyrisperidone), the major active metabolite of Risperidone, is a dopamine D2 antagonist and 5-HT2A antagonist. Paliperidone is also active as an antagonist at α1 and α2 adrenergic receptors and H1-histaminergic receptors. Paliperidone, a antipsychotic agent, shows efficacy against schizophrenia [1]. Uses: Scientific research. Group: Natural products. Alternative Names: 9-Hydroxyrisperidone. CAS No. 144598-75-4. Pack Sizes: 10 mM * 1 mL; 50 mg; 100 mg; 200 mg; 500 mg. Product ID: HY-A0019. MedChemExpress MCE
Paliperidone A combined serotonin (5-HT2) and dopamine (D2) receptor antagonist. Group: Biochemicals. Alternative Names: 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-. Grades: Highly Purified. CAS No. 144598-75-4. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
Worldwide
Paliperidone An atypical antipsychotic for the treatment of mental disorders such as schizophrenia and schizoaffective disorder. Synonyms: 9-Hydroxyrisperidone; Invega; Paliperidona; 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one; Invega; Paliperidone; R 76477; RO 76477. Grades: ≥98%. CAS No. 144598-75-4. Molecular formula: C23H27FN4O3. Mole weight: 426.48. BOC Sciences 9
Paliperidone-d4 A deuterated analog of Paliperidone, a combined serotonin (5-HT2) and dopamine (D2) receptor antagonist. Group: Biochemicals. Alternative Names: 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl-d4]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one; 9-Hydroxyrisperidone-d4. Grades: Highly Purified. CAS No. 1020719-55-4. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Paliperidone-d4 Heterocyclic Organic Compound. Alternative Names: RAC 9-HYDROXYRISPERIDONE-D4;3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl- 4H-pyrido[1,2-α]pyrimidin-4-one-d4;Paliperidone-d4;R 76477-d4;RO 76477-d4;3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidi. CAS No. 1020719-55-4. Molecular formula: C23H23D4FN4O3. Mole weight: 430.51. Appearance: Off White to Light Orange Coloured Solid. Catalog: ACM1020719554. Alfa Chemistry. 3
Paliperidone Impurity 1 Paliperidone Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-(2-chloroethyl)-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one. CAS No. 130049-82-0. Molecular Formula: C11H15ClN2O2. Mole Weight: 242.7. Catalog: APB130049820. Alfa Chemistry Analytical Products
Paliperidone Impurity 1 Paliperidone Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C19H26F3NO10. Mole Weight: 485.41. Catalog: APB09100. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 1 An impurity of Paliperidone which is the primary active metabolite of the older antipsychotic risperidone. Synonyms: 3-(2-Chloro ethyl )-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one HCl; Paliperidone Tetradehydro Chloroethyl Impurity. Grades: > 95%. CAS No. 260273-82-3. Molecular formula: C11H11ClN2O2. Mole weight: 238.68. BOC Sciences 7
Paliperidone Impurity 10 Paliperidone Impurity 10. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1008796-23-3. Molecular Formula: C11H14N2O2. Mole Weight: 206.24. Catalog: APB1008796233. Alfa Chemistry Analytical Products
Paliperidone Impurity 13 Paliperidone Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 55665-95-7. Molecular Formula: CH5NO3S. Mole Weight: 111.12. Catalog: APB55665957. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 2 An impurity of Paliperidone which is a dopamine antagonist and 5-HT2A antagonist of the atypical antipsychotic class of medications. Synonyms: Paliperidone USP RC A; Paliperidone Ethyl Impurity ; 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido [1,2-a]pyrimidin-4-one hydrochloride. Grades: > 95%. CAS No. 849903-79-3. Molecular formula: C11H16N2O2. Mole weight: 208.26. BOC Sciences 7
Paliperidone Impurity 2 Paliperidone Impurity 2. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C19H26F3NO10. Mole Weight: 485.41. Catalog: APB09118. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 20 Paliperidone Impurity 20. Uses: For analytical and research use. Group: Impurity standards. CAS No. 691007-07-5. Molecular Formula: C12H14F2N2O. Mole Weight: 240.25. Catalog: APB691007075. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 21 Paliperidone Impurity 21. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H15FN2O. Mole Weight: 222.26. Catalog: APB09119. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 22 Paliperidone Impurity 22. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H15FN2O. Mole Weight: 222.26. Catalog: APB09121. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 23 Paliperidone Impurity 23. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H14F2N2O. Mole Weight: 240.25. Catalog: APB09120. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 24 Paliperidone Impurity 24. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H14F2N2O. Mole Weight: 240.25. Catalog: APB09122. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 25 Paliperidone Impurity 25. Uses: For analytical and research use. Group: Impurity standards. CAS No. 531524-17-1. Molecular Formula: C24H25FN4O2. Mole Weight: 420.49. Catalog: APB531524171. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 3 An impurity of Paliperidone which is a second generation (atypical) antipsychotic agent. Synonyms: 1,?2-Benzisoxazole, 4-fluoro-3-(4-piperidinyl)?-; 4-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole ;Fluoro-3-(4-piperidyl)-1,2-benzoxazole. Grades: > 95%. CAS No. 95742-20-4. Molecular formula: C11H15ClN2O. Mole weight: 226.71. BOC Sciences 7
Paliperidone Impurity 39 Paliperidone Impurity 39. Uses: For analytical and research use. Group: Impurity standards. 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. Alfa Chemistry Analytical Products
Paliperidone Impurity 4 An impurity of Paliperidone which is an active metabolite of RISPERIDONE and used as a second generation (atypical) antipsychotic agent. Synonyms: Paliperidone 2-Hydroxybenzoyl Impurity; 3-[2-[4-(4-Fluoro-2-hydroxybenzoyl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one ;Paliperidone Impurity 4. Grades: > 95%. CAS No. 152542-03-5. Molecular formula: C23H28FN3O4. Mole weight: 429.5. BOC Sciences 9
Paliperidone Impurity 4 Paliperidone Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1380413-60-4. Molecular Formula: C23H28N4O3. Mole Weight: 408.5. Catalog: APB1380413604. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 40 Paliperidone Impurity 40. Uses: For analytical and research use. Group: Impurity standards. 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. Alfa Chemistry Analytical Products
Paliperidone Impurity 41 Paliperidone Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C23H28F2N4O3. Mole Weight: 446.5. Catalog: APB09123. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 43 Paliperidone Impurity 43. Uses: For analytical and research use. Group: Impurity standards. CAS No. 84163-64-4. Molecular Formula: C12H13FN2O. Mole Weight: 220.25. Catalog: APB84163644. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 44 Paliperidone Impurity 44. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1056034-13-9. Molecular Formula: C30H29FN4O3. Mole Weight: 512.59. Catalog: APB1056034139. Alfa Chemistry Analytical Products
Paliperidone Impurity 45 Paliperidone Impurity 45. Uses: For analytical and research use. Group: Impurity standards. CAS No. 766485-15-8. Molecular Formula: C23H23FN4O3. Mole Weight: 422.46. Catalog: APB766485158. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 46 Paliperidone Impurity 46. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C23H27F2N3O3. Mole Weight: 431.48. Catalog: APB09124. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 47 Paliperidone Impurity 47. Uses: For analytical and research use. Group: Impurity standards. CAS No. 53855-26-8. Molecular Formula: C5H6O3. Mole Weight: 114.1. Catalog: APB53855268. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 48 Paliperidone Impurity 48. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C10H11ClN2O2. Mole Weight: 226.66. Catalog: APB09125. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 5 An impurity of Paliperidone which functions as a dopamine antagonist and 5-HT2A antagonist of the atypical antipsychotic class of medications. Synonyms: 3-(2-Chloroethyl)-7,8-dihydro-2-methyl-4H-pyrido[1,2-a]pyrimidine-4,9(6H)-dione. Grades: > 95%. CAS No. 1138463-56-5. Molecular formula: C11H13ClN2O2. Mole weight: 240.69. BOC Sciences 7
Paliperidone Impurity 50 Paliperidone Impurity 50. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1346598-34-2. Molecular Formula: C23H27FN4O3. Mole Weight: 426.49. Catalog: APB1346598342. Alfa Chemistry Analytical Products
Paliperidone Impurity 51 Paliperidone Impurity 51. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C27H44N2O3. Mole Weight: 444.66. Catalog: APB09126. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 52 Paliperidone Impurity 52. Uses: For analytical and research use. Group: Impurity standards. CAS No. 147663-01-2. Molecular Formula: C23H27FN4O3. Mole Weight: 426.49. Catalog: APB147663012. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 53 Paliperidone Impurity 53. Uses: For analytical and research use. Group: Impurity standards. CAS No. 130049-85-3. Molecular Formula: C23H27FN4O3. Mole Weight: 426.49. Catalog: APB130049853. Alfa Chemistry Analytical Products
Paliperidone Impurity 54 Paliperidone Impurity 54. Uses: For analytical and research use. Group: Impurity standards. CAS No. 849903-79-3. Molecular Formula: C11H16N2O2. Mole Weight: 208.26. Catalog: APB849903793. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 56 Paliperidone Impurity 56. Uses: For analytical and research use. Group: Impurity standards. CAS No. 761460-08-6. Molecular Formula: C23H27FN4O4. Mole Weight: 442.49. Catalog: APB761460086. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 57 Paliperidone Impurity 57. Uses: For analytical and research use. Group: Impurity standards. CAS No. 260273-82-3. Molecular Formula: C11H11ClN2O2. Mole Weight: 238.67. Catalog: APB260273823. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 58 Paliperidone Impurity 58. Uses: For analytical and research use. Group: Impurity standards. CAS No. 147687-17-0. Molecular Formula: C18H17ClN2O2. Mole Weight: 328.8. Catalog: APB147687170. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 59 Paliperidone Impurity 59. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1008796-22-2. Molecular Formula: C18H18N2O3. Mole Weight: 310.35. Catalog: APB1008796222. Alfa Chemistry Analytical Products
Paliperidone Impurity 6 An impurity of Paliperidone which is the primary active metabolite of the older antipsychotic risperidone. Synonyms: 3-(2-(4-(6-fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)ethyl)-9-hydroxy-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one. Grades: > 95%. Molecular formula: C22H25FN4O3. Mole weight: 412.47. BOC Sciences 7
Paliperidone Impurity 60 Paliperidone Impurity 60. Uses: For analytical and research use. Group: Impurity standards. CAS No. 181525-38-2. Molecular Formula: C11H12N2O3. Mole Weight: 220.23. Catalog: APB181525382. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 61 Paliperidone Impurity 61. Uses: For analytical and research use. Group: Impurity standards. CAS No. 70381-47-4. Molecular Formula: C11H12N2O2. Mole Weight: 204.23. Catalog: APB70381474. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 62 Paliperidone Impurity 62. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1138463-56-5. Molecular Formula: C11H13ClN2O2. Mole Weight: 240.69. Catalog: APB1138463565. Alfa Chemistry Analytical Products
Paliperidone Impurity 63 Paliperidone Impurity 63. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C11H10Cl2N2O. Mole Weight: 257.11. Catalog: APB09127. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 64 Paliperidone Impurity 64. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1020719-55-4. Molecular Formula: C23H19D4FN4O3. Mole Weight: 426.48. Catalog: APB1020719554. Alfa Chemistry Analytical Products
Paliperidone Impurity 65 Paliperidone Impurity 65. Uses: For analytical and research use. Group: Impurity standards. CAS No. 170359-61-2. Molecular Formula: C23H25Cl2FN4O3. Mole Weight: 495.38. Catalog: APB170359612. Alfa Chemistry Analytical Products
Paliperidone Impurity 66 Paliperidone Impurity 66. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C10H9ClN2O2. Mole Weight: 224.64. Catalog: APB09128. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 68 Paliperidone Impurity 68. Uses: For analytical and research use. Group: Impurity standards. CAS No. 56346-57-7. Molecular Formula: C12H14FNO. Mole Weight: 207.25. Catalog: APB56346577. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 69 Paliperidone Impurity 69. Uses: For analytical and research use. Group: Impurity standards. CAS No. 25519-78-2. Molecular Formula: C12H15ClFNO. Mole Weight: 243.71. Catalog: APB25519782. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 7 An impurity of Paliperidone which is an active metabolite of RISPERIDONE and used as a second generation (atypical) antipsychotic agent. Synonyms: Hexadecanoic acid, 3-(2-chloroethyl)?-6,?7,?8,?9-tetrahydro-2-methyl-4-oxo-4H-pyrido[1,?2-a]?pyrimidin-9-yl ester. Grades: > 95%. CAS No. 1415488-05-9. Molecular formula: C27H45ClN2O3. Mole weight: 481.12. BOC Sciences 7
Paliperidone Impurity 70 Paliperidone Impurity 70. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H14ClF2NO. Mole Weight: 261.7. Catalog: APB09129. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 72 Paliperidone Impurity 72. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C15H24N2O5. Mole Weight: 312.37. Catalog: APB09130. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 73 Paliperidone Impurity 73. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H18N2O3. Mole Weight: 238.29. Catalog: APB09131. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 75 Paliperidone Impurity 75. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C11H14N2O2. Mole Weight: 206.25. Catalog: APB09132. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 76 Paliperidone Impurity 76. Uses: For analytical and research use. Group: Impurity standards. CAS No. 135634-18-3. Molecular Formula: C12H15ClF2N2O. Mole Weight: 276.71. Catalog: APB135634183. Alfa Chemistry Analytical Products
Paliperidone Impurity 77 Paliperidone Impurity 77. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1388021-47-3. Molecular Formula: C23H28F2N4O3. Mole Weight: 446.5. Catalog: APB1388021473. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 78 Paliperidone Impurity 78. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H14F2N2O. Mole Weight: 240.25. Catalog: APB09133. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 79 Paliperidone Impurity 79. Uses: For analytical and research use. Group: Impurity standards. CAS No. 4403-49-0. Molecular Formula: C2H7NO3S. Mole Weight: 125.14. Catalog: APB4403490. Alfa Chemistry Analytical Products 2
Paliperidone Impurity 80 Paliperidone Impurity 80. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H15FN2O. Mole Weight: 222.26. Catalog: APB09140. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 81 Paliperidone Impurity 81. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H14F2N2O. Mole Weight: 240.25. Catalog: APB09134. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 82 Paliperidone Impurity 82. Uses: For analytical and research use. Group: Impurity standards. CAS No. 81043-50-7. Molecular Formula: C12H15ClFNO2. Mole Weight: 259.71. Catalog: APB81043507. Alfa Chemistry Analytical Products 3
Paliperidone Impurity 83 Paliperidone Impurity 83. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C38H57FN4O2. Mole Weight: 620.9. Catalog: APB09136. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 84 Paliperidone Impurity 84. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C39H58N4O4. Mole Weight: 646.92. Catalog: APB09135. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 85 Paliperidone Impurity 85. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H15FN2O2. Mole Weight: 238.26. Catalog: APB09137. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 86 Paliperidone Impurity 86. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H16N2O3. Mole Weight: 236.27. Catalog: APB09138. Alfa Chemistry Analytical Products 4
Paliperidone Impurity 87 Paliperidone Impurity 87. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C13H15FN2O2. Mole Weight: 250.27. Catalog: APB09139. Alfa Chemistry Analytical Products 4
Paliperidone Impurity D An impurity of Paliperidone which functions as a dopamine antagonist and 5-HT2A antagonist of the atypical antipsychotic class of medications. Synonyms: 2-(9-hydroxy-2-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-3-yl)ethyl 4-(6-fluorobenzo[d]isoxazol-3-yl)piperidine-1-carboxylate. Grades: > 95%. CAS No. 1006685-69-3. Molecular formula: C24H27FN4O5. Mole weight: 470.5. BOC Sciences 7
Paliperidone Impurity F An impurity of Paliperidone which is the primary active metabolite of the older antipsychotic risperidone. Synonyms: Paliperidone Desfluoro Impurity; 3-[2-[4-(1,2-Benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one. Grades: > 95%. CAS No. 1380413-60-4. Molecular formula: C23H28N4O3. Mole weight: 408.5. BOC Sciences 7
Paliperidone Impurity G An impurity of Paliperidone which is a dopamine antagonist and 5-HT2A antagonist of the atypical antipsychotic class of medications. Synonyms: Paliperidone E-Oxime; 3-[2-[4-[(E)-(2,4-Difluorophenyl)(hydroxyimino) methyl]piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one. Grades: > 95%. CAS No. 1388021-46-2. Molecular formula: C23H28F2N4O3. Mole weight: 446.5. BOC Sciences 7

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