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Purines and Pyrimidine Derivatives

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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  • Theophylline Impurity 19 (Mixture of Z and E Isomers)

    CAS:
    Formula:C8H12O4
    Color and Shape:Colorless Liquid
    Molecular weight:172.18

    Ref: 4Z-T-6029

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    444.00€
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    635.00€
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    825.00€
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  • Tenofovir

    CAS:
    Formula:C9H14N5O4P
    Color and Shape:White To Off-White Solid
    Molecular weight:287.22

    Ref: 4Z-T-023

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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  • Memantine Lactose Adduct

    CAS:
    Formula:C24H41NO10
    Color and Shape:Pale Brown Solid
    Molecular weight:503.59

    Ref: 4Z-M-3817

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Pemetrexed EP Impurity D Monosodium Salt

    CAS:
    Formula:C25H27N6O9·Na
    Color and Shape:Blue Solid
    Molecular weight:555.52 22.99

    Ref: 4Z-P-6849

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    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Fampridine-d4 (Dalfampridine-d4, 4-Aminopyridine-d4)

    CAS:
    Formula:C5H2D4N2
    Color and Shape:Off-White Solid
    Molecular weight:98.14

    Ref: 4Z-F-481

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
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  • Trifluridine

    CAS:
    Formula:C10H11F3N2O5
    Color and Shape:White To Off-White Solid
    Molecular weight:296.20

    Ref: 4Z-T-182001

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
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  • Istradefylline Dimer Impurity 2

    CAS:
    Formula:C40H48N8O8
    Color and Shape:White To Off-White Solid
    Molecular weight:768.87

    Ref: 4Z-I-064007

    5mg
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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
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  • Zolmitriptan Impurity 8 (Mixture of Diastereomers)


    Formula:C16H21N3O4
    Color and Shape:Pale Brown Solid
    Molecular weight:319.36

    Ref: 4Z-Z-0223

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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
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  • Naratriptan Impurity 1

    CAS:
    Formula:C17H23N3O2S
    Molecular weight:333.45

    Ref: 4Z-N-2711

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Febuxostat Impurity 32 HCl

    CAS:
    Formula:C12H11NO3S·HCl
    Color and Shape:Yellow Solid
    Molecular weight:249.29 36.46

    Ref: 4Z-F-3946

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    444.00€
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  • Lifitegrast

    CAS:
    Formula:C29H24Cl2N2O7S
    Color and Shape:Off-White Solid
    Molecular weight:615.48

    Ref: 4Z-L-153001

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    30mg
    663.00€
    50mg
    825.00€
    100mg
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  • Caffeine EP Impurity C (Caffeine USP Related Compound C, Isocaffeine)

    CAS:
    Formula:C8H10N4O2
    Color and Shape:White To Off-White Solid
    Molecular weight:194.19

    Ref: 4Z-C-184

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Frovatriptan Impurity 18

    CAS:
    Formula:C14H15N3
    Molecular weight:225.30

    Ref: 4Z-F-1726

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Regadenoson Impurity 6

    CAS:
    Formula:C16H19N7O6
    Molecular weight:405.37

    Ref: 4Z-R-095007

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Febuxostat Impurity 62

    CAS:
    Formula:C20H25NO4S
    Color and Shape:Yellow Solid
    Molecular weight:375.48

    Ref: 4Z-F-3974

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Topiroxostat Impurity 2


    Formula:C7H8N4O2
    Color and Shape:White To Off-White Solid
    Molecular weight:180.17

    Ref: 4Z-T-148003

    5mg
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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
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  • Methotrexate EP Impurity A

    CAS:
    Formula:C7H8N6O
    Color and Shape:Yellow Solid
    Molecular weight:192.18

    Ref: 4Z-M-702

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
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  • Fampridine Impurity 3

    CAS:
    Formula:C9H12N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:180.21

    Ref: 4Z-F-4810

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Prucalopride Impurity 37


    Formula:C10H11BrClNO3
    Color and Shape:White To Off-White Solid
    Molecular weight:308.56

    Ref: 4Z-P-127043

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Choline Orotate

    CAS:
    Formula:C5H14NO·C5H3N2O4
    Color and Shape:Off-White Solid
    Molecular weight:104.17 155.09

    Ref: 4Z-O-031002

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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