
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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Clopidogrel Impurity 32 HCl
CAS:Formula:C16H18ClNO2S·HClColor and Shape:White To Off-White SolidMolecular weight:323.84 36.46Zolmitriptan EP Impurity C (Zolmitriptan USP Related Compound F)
CAS:Formula:C38H53N7O4Color and Shape:Yellow SolidMolecular weight:671.89Clopidogrel EP Impurity E (R-Isomer)
CAS:Formula:C15H15ClN2OSColor and Shape:White To Off-White SolidMolecular weight:306.81Hydroxy Tetrabenazine (Dihydro Tetrabenazine) (Mixture of cis and trans Isomers)
Formula:C19H29NO3Color and Shape:Pale Yellow SolidMolecular weight:319.45Palonosetron EP Impurity D HCl (Palonosetron USP Related Compound E)
CAS:Formula:C19H22N2O·HClColor and Shape:White To Off-White SolidMolecular weight:294.40 36.46Caffeine-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:203.25Oseltamivir Impurity 26
CAS:Formula:C9H12O4Color and Shape:White To Off-White SolidMolecular weight:184.19Tenofovir Related Compound 14
CAS:Formula:C8H11N5OColor and Shape:White To Off-White SolidMolecular weight:193.21Lifitegrast Impurity 15
Formula:C19H17NO6SColor and Shape:White To Off-White SolidMolecular weight:387.41Prucalopride Impurity 13
CAS:Formula:C9H8ClNO3Color and Shape:White To Off-White SolidMolecular weight:213.62(S)-Clopidogrel Carboxylic Acid N-Oxide
CAS:Formula:C15H14ClNO3SColor and Shape:White To Off-White SolidMolecular weight:323.79Oseltamivir-Fructose Adduct 1 (Amadori Rearrangement Product)
Formula:C22H38N2O9Color and Shape:White To Off-White SolidMolecular weight:474.55Trifluorothymine-13C-15N2
CAS:Formula:C413CH3F315N2O2Color and Shape:White To Off-White SolidMolecular weight:183.06rac-Liothyronine-15N-13C9
CAS:Formula:C613C9H12I315NO4Color and Shape:White To Off-White SolidMolecular weight:660.90Pemetrexed Impurity 18 Sodium Salt
CAS:Formula:C21H22N5O6·NaColor and Shape:Pale Yellow SolidMolecular weight:440.44 22.99Hydantoic Acid (N-Carboxymethylurea)
CAS:Formula:C3H6N2O3Color and Shape:White To Off-White SolidMolecular weight:118.094-Desmethyl Istradefylline
CAS:Formula:C19H22N4O4Color and Shape:Pale Yellow SolidMolecular weight:370.41Tenofovir Impurity 87
Formula:C8H10BrN5Color and Shape:White To Off-White SolidMolecular weight:256.119-Desmethyl-α-Dihydro-Tetrabenazine
CAS:Formula:C18H27NO3Color and Shape:Off-White SolidMolecular weight:305.42Tetrabenazine Impurity 37
CAS:Formula:C19H27NO3Color and Shape:White To Off-White SolidMolecular weight:317.43N-Nitroso Zolmitriptan EP Impurity G (N-Nitroso Zolmitriptan USP Related Compound A, N-Nitroso N-Desmethyl Zolmitriptan)
CAS:Formula:C15H18N4O3Color and Shape:Off-White SolidMolecular weight:302.33Zolmitriptan EP Impurity E (Zolmitriptan USP Related Compound G)
CAS:Formula:C10H12N2O2Color and Shape:Pale Brown SolidMolecular weight:192.22Thiamine EP Impurity B Bromide HBr
Formula:C11H15N4OS·Br·HBrColor and Shape:Off-White SolidMolecular weight:251.33 79.90 80.91Thiamine EP Impurity A HCl
CAS:Formula:C12H16N4O4S2·HClColor and Shape:Off-White SolidMolecular weight:344.41 36.46Deutetrabenazine Metabolite M1 Sodium Salt (Mixture of Diastereomers)
CAS:Formula:C19H20D6NO5·NaMolecular weight:354.46 22.99Tenofovir Disoproxil Dimer
CAS:Formula:C39H60N10O20P2Color and Shape:White To Off-White SolidMolecular weight:1050.91Lifitegrast Impurity 13
CAS:Formula:C30H26Cl2N2O7SColor and Shape:White To Off-White SolidMolecular weight:629.51Pyrimidine Impurity 17
CAS:Formula:C27H28ClN7O3SColor and Shape:Off-White SolidMolecular weight:566.08Febuxostat Impurity 24
CAS:Formula:C18H21NO5SColor and Shape:White To Off-White SolidMolecular weight:363.43α-Hydroxy Tetrabenazine-d7 (trans-Dihydro Tetrabenazine-d7)
CAS:Formula:C19H22D7NO3Color and Shape:White To Off-White SolidMolecular weight:326.49Lifitegrast Impurity 14
CAS:Formula:C31H28Cl2N2O7SColor and Shape:White To Off-White SolidMolecular weight:643.53Prucalopride Impurity 36
CAS:Formula:C10H10ClNO4Color and Shape:White To Off-White SolidMolecular weight:243.64Thiamine-d4 Chloride HCl
CAS:Formula:C12H13D4N4OS·Cl·HClColor and Shape:White To Off-White SolidMolecular weight:269.38 35.45 36.46β-Nicotinamide Adenine Dinucleotide Sodium Salt
CAS:Formula:C21H26N7O14P2·NaMolecular weight:662.43 22.99Prucalopride Impurity 25
CAS:Formula:C14H18ClN3O2Color and Shape:White To Off-White SolidMolecular weight:295.77Doxofylline Impurity 12
CAS:Formula:C11H16N4O4Color and Shape:White To Off-White SolidMolecular weight:268.27Zolmitriptan Impurity 16 HCl
Formula:C10H12N2O2·HClColor and Shape:Pale Yellow SolidMolecular weight:192.22 36.46Naratriptan Impurity 12 Iodide
CAS:Formula:C20H27N4O4S2·IColor and Shape:Pale Yellow SolidMolecular weight:451.58 126.91Iopamidol EP Impurity G
CAS:Formula:C17H22I3N3O8Color and Shape:White To Off-White SolidMolecular weight:777.09Ondansetron-13C-d3
CAS:Formula:C1713CH16D3N3OColor and Shape:White To Off-White SolidMolecular weight:297.38Zolmitriptan EP Impurity G (Zolmitriptan USP Related Compound A, N-Desmethyl Zolmitriptan)
CAS:Formula:C15H19N3O2Color and Shape:Yellow SolidMolecular weight:273.34Thiamine EP Impurity A Sulfate
CAS:Formula:C12H16N4O4S2·H2SO4Color and Shape:Off-White SolidMolecular weight:344.40 98.07Lifitegrast Impurity 32
CAS:Formula:C20H20Cl2N2O5SColor and Shape:White To Off-White SolidMolecular weight:471.35Caffeine Impurity 1 Ammonium Salt
CAS:Formula:C8H11N4O3·NH4Color and Shape:White To Off-White SolidMolecular weight:211.20 18.04mono-Benzyl Miglustat Isomer 1
Formula:C17H27NO4Color and Shape:White To Off-White SolidMolecular weight:309.41Pyridoxine Impurity 12 HCl
CAS:Formula:C8H9NO3·HClColor and Shape:Off-White SolidMolecular weight:167.17 36.46Pyridoxine Impurity 1
Formula:C16H20N2O5Color and Shape:White To Off-White SolidMolecular weight:320.35Mono-POC Tenofovir Fumarate (Mixture of Diastereomers)
CAS:Formula:C17H26N5O10P·C4H4O4Color and Shape:White To Off-White SolidMolecular weight:491.39 116.07Clopidogrel Impurity 43 Bromide (Clopidogrel Iminium Impurity)
CAS:Formula:C16H15ClNO2S·BrMolecular weight:320.81 79.90Theophylline EP Impurity F (Theophylline-Ethylenediamine EP Impurity F, Diprophylline EP Impurity C, Etofylline)
CAS:Formula:C9H12N4O3Color and Shape:White To Off-White SolidMolecular weight:224.22Tenofovir Impurity 30
CAS:Formula:C15H18N5O4PColor and Shape:White To Off-White SolidMolecular weight:363.31Tenofovir Disoproxil USP Related Compound A ((S)-Tenofovir Disoproxil Fumarate)
CAS:Formula:C19H30N5O10P·C4H4O4Color and Shape:White To Off-White SolidMolecular weight:519.45 116.07Clopidogrel Impurity 57
Formula:C16H16ClNO5S2Color and Shape:White To Off-White SolidMolecular weight:401.88Liothyronine EP Impurity B
CAS:Formula:C9H9I2NO3Color and Shape:Off-White SolidMolecular weight:432.98Tenofovir Impurity 132
CAS:Formula:C14H22N5O7PColor and Shape:White To Off-White SolidMolecular weight:403.33N-Nitroso Methotrexate EP Impurity L Enantiomer (N-Methyl-N-Nitrosoaniline)
Formula:C13H15N3O6Molecular weight:309.28Thyroxamine HCl
CAS:Formula:C14H11I4NO2·HClColor and Shape:White To Off-White SolidMolecular weight:732.86 36.46rac-Eletriptan-d3 HBr
CAS:Formula:C22H23D3N2O2S·HBrColor and Shape:Pale Brown SolidMolecular weight:385.54 80.91Rizatriptan EP Impurity I Benzoate (N-Monodesmethyl Rizatriptan Benzoate)
CAS:Formula:C14H17N5·C7H6O2Color and Shape:White To Off-White SolidMolecular weight:255.33 122.12Tetrabenazine Impurity 41 (2R, 3R, 11bS)
CAS:Formula:C19H29NO3Color and Shape:Yellow SolidMolecular weight:319.45Tenofovir Impurity 37
CAS:Formula:C10H15O6PSColor and Shape:Pale Yellow LiquidMolecular weight:294.26
