
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 8902 products of "Purines and Pyrimidine Derivatives"
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7-Hydroxy Ondansetron HCl
CAS:Formula:C18H19N3O2·HClColor and Shape:White To Off-White SolidMolecular weight:309.37 36.46Ondansetron EP Impurity G (Ondansetron USP Related Compound G)
CAS:Formula:C17H17N3OColor and Shape:White To Off-White SolidMolecular weight:279.34D-Tyrosine Benzyl Ester HCl
CAS:Formula:C16H17NO3·HClColor and Shape:White To Off-White SolidMolecular weight:271.32 36.46Lifitegrast Impurity 9
CAS:Formula:C20H20Cl2N2O5SColor and Shape:White To Off-White SolidMolecular weight:471.35Oseltamivir EP Impurity G
CAS:Formula:C16H28N2O4Color and Shape:White To Off-White SolidMolecular weight:312.414-Desmethyl Istradefylline
CAS:Formula:C19H22N4O4Color and Shape:Pale Yellow SolidMolecular weight:370.41Thiamine Impurity 8
CAS:Formula:C7H9N3O2Color and Shape:White To Off-White SolidMolecular weight:167.17Memantine HCl
CAS:Formula:C12H21N·HClColor and Shape:White To Off-White SolidMolecular weight:179.31 36.46Memantine USP Related Compound B (1-Hydroxy-3,5-dimethyladamantane)
CAS:Formula:C12H20OColor and Shape:White To Off-White SolidMolecular weight:180.29Nicotinic Acid EP Impurity I
CAS:Formula:C5H3N3O4Color and Shape:Pale Green SolidMolecular weight:169.10Trifluridine Impurity 10-13C, 15N2
CAS:Formula:C413CH5F315N2O2Color and Shape:White To Off-White SolidMolecular weight:185.08Hydantoic Acid (N-Carboxymethylurea)
CAS:Formula:C3H6N2O3Color and Shape:White To Off-White SolidMolecular weight:118.09Eletriptan Impurity 1
Formula:C44H50N4O4S2Color and Shape:White To Off-White SolidMolecular weight:763.03Iopamidol EP Impurity C
CAS:Formula:C16H20I3N3O7Color and Shape:White To Off-White SolidMolecular weight:747.06rac-3-Des[2-(dimethylamino)ethyl]-Zolmitriptan 3-Acetic Acid-d3
CAS:Formula:C14H11D3N2O4Color and Shape:White To Off-White SolidMolecular weight:277.29Methotrexate Impurity 2 Trifluoroacetate
CAS:Formula:C21H27N9O3·C2HF3O2Color and Shape:Orange SolidMolecular weight:453.51 114.02Palonosetron USP Related Compound D ((R,S)-Palonosetron HCl)
CAS:Formula:C19H24N2O·HClColor and Shape:White To Off-White SolidMolecular weight:296.41 36.46Almotriptan Impurity 8
CAS:Formula:C15H13Cl2N3OColor and Shape:White To Off-White SolidMolecular weight:322.19Iopamidol EP Impurity E
CAS:Formula:C19H24I3N3O9Color and Shape:White To Off-White SolidMolecular weight:819.13Tenofovir Disoproxil USP Related Compound B (9-Propenyladenine)
CAS:Formula:C8H9N5Color and Shape:Off-White SolidMolecular weight:175.20Naratriptan Impurity 13
CAS:Formula:C20H32N4O4S2Color and Shape:White To Off-White SolidMolecular weight:456.62Memantine EP Impurity A HCl (Memantine USP Related Compound G)
CAS:Formula:C11H19N·HClColor and Shape:White To Off-White SolidMolecular weight:165.28 36.46Prucalopride Impurity 39
CAS:Formula:C12H12Br2ClNO4Color and Shape:White To Off-White SolidMolecular weight:429.49Pemetrexed-13C5 Disodium Salt
CAS:Formula:C1513C5H19N5O6·2NaColor and Shape:White To Off-White SolidMolecular weight:430.35 2*22.99Prucalopride 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 36.46Rizatriptan Impurity 5 DiHCl
CAS:Formula:C9H11N5·2HClColor and Shape:Pale Yellow SolidMolecular weight:189.22 2*36.46Pyridoxine Impurity 10 HCl
CAS:Formula:C8H11NO4·HClColor and Shape:Off-White SolidMolecular weight:185.18 36.46
