
Purines and Pyrimidine Derivatives
Purines have a bicyclic structure, consisting of a six-membered ring fused to a five-membered ring, both containing nitrogen atoms in key positions. Purine derivatives, such as adenine and guanine, are essential for the formation of DNA and RNA. These compounds have therapeutic applications in cancer and viral disease treatments by inhibiting cell replication. Pyrimidines, on the other hand, have a monocyclic six-membered structure with two nitrogen atoms. Their derivatives, such as cytosine, thymine, and uracil, are also essential components of DNA and RNA and are used in chemotherapy and antiviral treatments.
At CymitQuimica, we offer purine and pyrimidine derivatives for research in molecular biology, genomics, and the development of innovative therapies.
Found 8888 products of "Purines and Pyrimidine Derivatives"
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Ondansetron EP Impurity F
CAS:Formula:C4H6N2Color and Shape:White To Off-White SolidMolecular weight:82.11Prucalopride Impurity 6
CAS:Formula:C18H27N3O3Color and Shape:White To Off-White SolidMolecular weight:333.43D-Phenylalaninyl-D-Phenylalanine
CAS:Formula:C18H20N2O3Color and Shape:White To Off-White SolidMolecular weight:312.37Pemetrexed EP Impurity D Trisodium Salt
CAS:Formula:C25H25N6O9·3NaColor and Shape:Pale Green SolidMolecular weight:553.51 3*22.99Thiamine EP Impurity C Chloride HCl
CAS:Formula:C12H16ClN4S·Cl·HClColor and Shape:White To Off-White SolidMolecular weight:283.80 35.45 36.46Iopamidol EP Impurity E
CAS:Formula:C19H24I3N3O9Color and Shape:White To Off-White SolidMolecular weight:819.13Memantine EP Impurity A HCl (Memantine USP Related Compound G)
CAS:Formula:C11H19N·HClColor and Shape:White To Off-White SolidMolecular weight:165.28 36.46Almotriptan Impurity 8
CAS:Formula:C15H13Cl2N3OColor and Shape:White To Off-White SolidMolecular weight:322.19rac-3-Des[2-(dimethylamino)ethyl]-Zolmitriptan 3-Acetic Acid-d3
CAS:Formula:C14H11D3N2O4Color and Shape:White To Off-White SolidMolecular weight:277.291-Methylnicotinamide Iodide
CAS:Formula:C7H9N2O·IColor and Shape:Pale Yellow SolidMolecular weight:137.16 126.91Rizatriptan Impurity 5 DiHCl
CAS:Formula:C9H11N5·2HClColor and Shape:Pale Yellow SolidMolecular weight:189.22 2*36.46Memantine USP Related Compound B (1-Hydroxy-3,5-dimethyladamantane)
CAS:Formula:C12H20OColor and Shape:White To Off-White SolidMolecular weight:180.29Tetrabenazine Impurity 41 (2R, 3R, 11bS)
CAS:Formula:C19H29NO3Color and Shape:Yellow SolidMolecular weight:319.45Memantine HCl
CAS:Formula:C12H21N·HClColor and Shape:White To Off-White SolidMolecular weight:179.31 36.46(S)-Frovatriptan-d3 Succinate
CAS:Formula:C14H14N3OD3·C4H6O4Color and Shape:White To Off-White SolidMolecular weight:246.33 118.09Tenofovir Impurity 38
CAS:Formula:C8H11O6PSColor and Shape:White To Off-White SolidMolecular weight:266.20Oseltamivir EP Impurity G
CAS:Formula:C16H28N2O4Color and Shape:White To Off-White SolidMolecular weight:312.41Pyridoxine Impurity 8 DiHCl
Formula:C16H20N2O5·2HClColor and Shape:White To Off-White SolidMolecular weight:320.35 2 36.46rac-Liothyronine-15N-13C9
CAS:Formula:C613C9H12I315NO4Color and Shape:White To Off-White SolidMolecular weight:660.90Palonosetron EP Impurity D HCl (Palonosetron USP Related Compound E)
CAS:Formula:C19H22N2O·HClColor and Shape:White To Off-White SolidMolecular weight:294.40 36.46Clopidogrel Impurity 1 Chloride
CAS:Formula:C16H13ClNO2S·ClColor and Shape:Off-White SolidMolecular weight:318.79 35.45Caffeine-d9 (Pentoxifylline EP Impurity F-d9, Theophylline EP Impurity A-d9, Theophylline-Ethylenediamine EP Impurity A-d9)
CAS:Formula:C8HD9N4O2Color and Shape:White To Off-White SolidMolecular weight:203.25Ondansetron EP Impurity G (Ondansetron USP Related Compound G)
CAS:Formula:C17H17N3OColor and Shape:White To Off-White SolidMolecular weight:279.34n-POC-POC Tenofovir
CAS:Formula:C19H30N5O10PColor and Shape:Colorless Semi-SolidMolecular weight:519.45Thiamine EP Impurity A HCl
CAS:Formula:C12H16N4O4S2·HClColor and Shape:Off-White SolidMolecular weight:344.41 36.46Thiamine EP Impurity H
CAS:Formula:C14H20N4O3S2Color and Shape:White To Off-White SolidMolecular weight:356.46Lifitegrast Impurity 44
Formula:C31H28Cl2N2O7SColor and Shape:Pale Yellow SolidMolecular weight:643.53Pyrimidine Impurity 17
CAS:Formula:C27H28ClN7O3SColor and Shape:Off-White SolidMolecular weight:566.08Memantine Glucuronic Acid Conjugate (Furanose Form)
Formula:C18H29NO6Color and Shape:Off-White SolidMolecular weight:355.43Clopidogrel Metabolite II (Mixture of Diastereomers)
CAS:Formula:C25H26ClNO6SColor and Shape:White To Off-White SolidMolecular weight:503.99Istradefylline Dimer Impurity 1 (Mixture of Diastereomers)
Formula:C40H50N8O8Color and Shape:White To Off-White SolidMolecular weight:770.89Oseltamivir EP Impurity D
CAS:Formula:C11H13NO4Color and Shape:Off-White SolidMolecular weight:223.23Doxofylline Impurity 6
CAS:Formula:C11H16N4O4Color and Shape:Pale Yellow SolidMolecular weight:268.27Tenofovir Impurity 131 Sodium Salt
CAS:Formula:C18H27N5O9P·NaColor and Shape:White To Off-White SolidMolecular weight:488.42 22.99Ondansetron EP Impurity H
CAS:Formula:C17H17N3OColor and Shape:White To Off-White SolidMolecular weight:279.34Trifluridine Related Compound A
CAS:Formula:C10H12N2O7Color and Shape:Pale Yellow SolidMolecular weight:272.21Ondansetron EP Impurity C (Ondansetron USP Related Compound C)
CAS:Formula:C13H13NOColor and Shape:White To Off-White SolidMolecular weight:199.25Tetrabenazine Impurity 36
CAS:Formula:C19H27NO3Color and Shape:Pale Yellow SolidMolecular weight:317.43Idelalisib Impurity 8
CAS:Formula:C17H16FN3OColor and Shape:White To Off-White SolidMolecular weight:297.33Zolmitriptan EP Impurity I
CAS:Formula:C17H21N3O4Color and Shape:White To Off-White SolidMolecular weight:331.37Sumatriptan-d6 Hemisuccinate
CAS:Formula:C14H15D6N3O2S·5C4H6O4Color and Shape:White To Off-White SolidMolecular weight:301.44 0.5*118.09β-Nicotinamide Adenine Dinucleotide Sodium Salt
CAS:Formula:C21H26N7O14P2·NaMolecular weight:662.43 22.99Doxofylline Impurity 12
CAS:Formula:C11H16N4O4Color and Shape:White To Off-White SolidMolecular weight:268.27Theophylline Impurity 6
CAS:Formula:C16H17ClN4O2Color and Shape:White To Off-White SolidMolecular weight:332.79Febuxostat Impurity 58
CAS:Formula:C17H18N2O3SColor and Shape:White To Off-White SolidMolecular weight:330.40Zolmitriptan Impurity 16 HCl
Formula:C10H12N2O2·HClColor and Shape:Pale Yellow SolidMolecular weight:192.22 36.46Diethyl Tenofovir
CAS:Formula:C13H22N5O4PColor and Shape:White To Off-White SolidMolecular weight:343.323-Bromo-L-Thyroxine
CAS:Formula:C15H11BrI3NO4Color and Shape:White To Off-White SolidMolecular weight:729.871-Methylnicotinamide-13C-d3 Iodide
CAS:Formula:C613CH6D3N2O·IColor and Shape:Pale Yellow SolidMolecular weight:141.17 126.91Diisopropyl Tenofovir Fumarate
CAS:Formula:C15H26N5O4P·C4H4O4Color and Shape:White To Off-White SolidMolecular weight:371.38 116.07Tenofovir Impurity 68
CAS:Formula:C18H26N10O7P2Color and Shape:White To Off-White SolidMolecular weight:556.42Febuxostat USP Related Compound D
CAS:Formula:C16H16N2O3SColor and Shape:Pale Grey SolidMolecular weight:316.38Iopamidol EP Impurity G
CAS:Formula:C17H22I3N3O8Color and Shape:White To Off-White SolidMolecular weight:777.09Clopidogrel Impurity 31 HCl
Formula:C16H18ClNO2S·HClColor and Shape:White To Off-White SolidMolecular weight:323.84 36.46
