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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 8888 products of "Purines and Pyrimidine Derivatives"

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  • Telbivudine-d4

    CAS:
    Formula:C10H10D4N2O5
    Color and Shape:White To Off-White Solid
    Molecular weight:246.26

    Ref: 4Z-T-252

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    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
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  • Hydantoic Acid-13C2,15N Ethyl Ester

    CAS:
    Formula:C313C2H10N15NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:149.12

    Ref: 4Z-U-0616

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Oseltamivir EP Impurity G

    CAS:
    Formula:C16H28N2O4
    Color and Shape:White To Off-White Solid
    Molecular weight:312.41

    Ref: 4Z-O-117

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Thiamine Impurity 17

    CAS:
    Formula:C8H13N3O
    Molecular weight:167.21

    Ref: 4Z-T-8441

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    444.00€
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  • Eletriptan Impurity 1


    Formula:C44H50N4O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:763.03

    Ref: 4Z-E-126

    5mg
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    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
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  • Iopamidol EP Impurity C

    CAS:
    Formula:C16H20I3N3O7
    Color and Shape:White To Off-White Solid
    Molecular weight:747.06

    Ref: 4Z-I-419

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Pyridoxine Impurity 9

    CAS:
    Formula:C8H7NO5
    Color and Shape:Off-White Solid
    Molecular weight:197.15

    Ref: 4Z-P-7118

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
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  • rac-Iopamidol EP Impurity J

    CAS:
    Formula:C16H20I3N3O7
    Color and Shape:White To Off-White Solid
    Molecular weight:747.06

    Ref: 4Z-I-416

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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
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  • N-Nitroso Methotrexate EP Impurity B


    Formula:C19H19N9O6
    Molecular weight:469.42

    Ref: 4Z-M-7040

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    1,456.00€
    25mg
    2,670.00€
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  • Methotrexate Impurity 2 Trifluoroacetate

    CAS:
    Formula:C21H27N9O3·C2HF3O2
    Color and Shape:Orange Solid
    Molecular weight:453.51 114.02

    Ref: 4Z-M-7017

    5mg
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    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
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  • Naratriptan Impurity 13

    CAS:
    Formula:C20H32N4O4S2
    Color and Shape:White To Off-White Solid
    Molecular weight:456.62

    Ref: 4Z-N-279

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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
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  • Succinimide

    CAS:
    Formula:C4H5NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:99.09

    Ref: 4Z-S-131001

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    444.00€
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    635.00€
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  • Pyridoxine Impurity 10 HCl

    CAS:
    Formula:C8H11NO4·HCl
    Color and Shape:Off-White Solid
    Molecular weight:185.18 36.46

    Ref: 4Z-P-7120

    5mg
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    1,335.00€
    25mg
    2,366.00€
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    3,944.00€
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  • Febuxostat-d9

    CAS:
    Formula:C16H7D9N2O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:325.43

    Ref: 4Z-F-393

    5mg
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    1,456.00€
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    2,670.00€
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  • Nicotinic Acid EP Impurity I

    CAS:
    Formula:C5H3N3O4
    Color and Shape:Pale Green Solid
    Molecular weight:169.10

    Ref: 4Z-N-056001

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
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    2,002.00€
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  • Thiamine Impurity 8

    CAS:
    Formula:C7H9N3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:167.17

    Ref: 4Z-T-8430

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
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  • Febuxostat Impurity 9

    CAS:
    Formula:C12H8N2O3S
    Color and Shape:Pale Yellow Solid
    Molecular weight:260.27

    Ref: 4Z-F-3918

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • N-Bromosuccinimide

    CAS:
    Formula:C4H4BrNO2
    Molecular weight:177.99

    Ref: 4Z-S-131010

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    444.00€
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    635.00€
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    825.00€
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  • N-Nitroso-N-Monodesmethyl Rizatriptan

    CAS:
    Formula:C14H16N6O
    Molecular weight:284.32

    Ref: 4Z-R-1246

    5mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
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  • Doxofylline-d4

    CAS:
    Formula:C11H10D4N4O4
    Color and Shape:White To Off-White Solid
    Molecular weight:270.28

    Ref: 4Z-D-129008

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
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  • Sumatriptan EP Impurity E

    CAS:
    Formula:C12H17N3O2S
    Color and Shape:Pale Yellow Solid
    Molecular weight:267.35

    Ref: 4Z-S-1110

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Prucalopride Impurity 38

    CAS:
    Formula:C10H9BrClNO4
    Color and Shape:White To Off-White Solid
    Molecular weight:322.54

    Ref: 4Z-P-127044

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
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  • N-Nitroso Rizatriptan Impurity 26 HCl


    Formula:C15H20N6O·HCl
    Molecular weight:300.37 36.46

    Ref: 4Z-R-1249

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
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  • Bispyridoxine

    CAS:
    Formula:C16H20N2O5
    Molecular weight:320.35

    Ref: 4Z-P-7134

    5mg
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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
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  • Oseltamivir EP Impurity B (2-Azido Impurity)


    Formula:C16H29N5O4
    Molecular weight:355.44

    Ref: 4Z-O-1114

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
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  • Clopidogrel Impurity 5 HCl

    CAS:
    Formula:C9H10ClNO2·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:199.64 36.46

    Ref: 4Z-C-1330

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

    CAS:
    Formula:C17H16FN3O
    Color and Shape:Off-White Solid
    Molecular weight:297.33

    Ref: 4Z-I-084010

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Topiroxostat-d4

    CAS:
    Formula:C13H4D4N6
    Color and Shape:Yellow Solid
    Molecular weight:252.27

    Ref: 4Z-T-148043

    5mg
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    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
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  • Rizatriptan EP Impurity H (Rizatriptan N-Oxide)

    CAS:
    Formula:C15H19N5O
    Color and Shape:Off-White Solid
    Molecular weight:285.35

    Ref: 4Z-R-122

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
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  • Idelalisib Impurity 7


    Formula:C17H18FN3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:315.35

    Ref: 4Z-I-084012

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Oseltamivir Impurity 145

    CAS:
    Formula:C16H28N2O4
    Molecular weight:312.41

    Ref: 4Z-O-1131

    5mg
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    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
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  • Palonosetron USP Related Compound B

    CAS:
    Formula:C19H22N2O2
    Color and Shape:Off-White Solid
    Molecular weight:310.40

    Ref: 4Z-P-5310

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Nicotinic Acid EP Impurity E (Isoniazid EP Impurity A)

    CAS:
    Formula:C6H5NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:123.11

    Ref: 4Z-N-056005

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Ref: 4Z-T-6022

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Regadenoson

    CAS:
    Formula:C15H18N8O5
    Color and Shape:White To Off-White Solid
    Molecular weight:390.36

    Ref: 4Z-R-095001

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Tyrosine Impurity 3-d4

    CAS:
    Formula:C9H6D4O4
    Molecular weight:186.20

    Ref: 4Z-T-144028

    5mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
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  • 7-Hydroxy Methotrexate-d3 Monosodium Salt

    CAS:
    Formula:C20H18D3N8O6·Na
    Color and Shape:Yellow Solid
    Molecular weight:472.46 22.99

    Ref: 4Z-M-7012

    5mg
    To inquire
    10mg
    4,368.00€
    25mg
    8,008.00€
    50mg
    13,104.00€
    100mg
    To inquire
  • Prucalopride Impurity 25

    CAS:
    Formula:C14H18ClN3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:295.77

    Ref: 4Z-P-127031

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    1,148.00€
  • Oseltamivir Impurity 112


    Formula:C22H40N2O9
    Molecular weight:476.57

    Ref: 4Z-O-11144

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Migalastat-d2 HCl (6,6-d2)

    CAS:
    Formula:C6H11D2NO4·HCl
    Molecular weight:165.19 36.46

    Ref: 4Z-M-249009

    5mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
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  • Lifitegrast Impurity 9

    CAS:
    Formula:C20H20Cl2N2O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:471.35

    Ref: 4Z-L-153011

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • 7-Hydroxy Ondansetron HCl

    CAS:
    Formula:C18H19N3O2·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:309.37 36.46

    Ref: 4Z-O-032

    5mg
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    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
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  • D-Neopterin

    CAS:
    Formula:C9H11N5O4
    Molecular weight:253.22

    Ref: 4Z-N-100101

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Memantine HCl EP Impurity C (Memantine USP Related Compound C)

    CAS:
    Formula:C12H19Cl
    Color and Shape:Colorless Liquid
    Molecular weight:198.73

    Ref: 4Z-M-387

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Pemetrexed Impurity 18 Sodium Salt

    CAS:
    Formula:C21H22N5O6·Na
    Color and Shape:Pale Yellow Solid
    Molecular weight:440.44 22.99

    Ref: 4Z-P-6819

    5mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Memantine Glucose Adduct 1


    Formula:C18H31NO5
    Color and Shape:Yellow Solid
    Molecular weight:341.45

    Ref: 4Z-M-3823

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
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  • Tyrosine Impurity 3

    CAS:
    Formula:C9H10O4
    Molecular weight:182.18

    Ref: 4Z-T-144027

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • N-Nitroso Frovatriptan


    Formula:C14H16N4O2
    Molecular weight:272.31

    Ref: 4Z-F-1724

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • 9-Aminotheophylline HCl

    CAS:
    Formula:C7H9N5O2·HCl
    Molecular weight:195.18 36.46

    Ref: 4Z-T-6049

    5mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
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  • Mono-POC Ethyl Tenofovir Fumarate (Mixture of Diastereomers)

    CAS:
    Formula:C16H26N5O7P·C4H4O4
    Color and Shape:White To Off-White Solid
    Molecular weight:431.39 116.07

    Ref: 4Z-T-0255

    5mg
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    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
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  • Rizatriptan EP Impurity E


    Formula:C16H21N5O2S
    Color and Shape:Off-White Solid
    Molecular weight:347.44

    Ref: 4Z-R-1244

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Nicotinic Acid Related Compound (3-Ethylpyridine)

    CAS:
    Formula:C7H9N
    Color and Shape:Pale Brown Liquid
    Molecular weight:107.16

    Ref: 4Z-N-056002

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Lifitegrast Impurity 8

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

    Ref: 4Z-L-153010

    5mg
    To inquire
    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Oseltamivir Impurity 5

    CAS:
    Formula:C14H22O4
    Color and Shape:Colorless Liquid
    Molecular weight:254.33

    Ref: 4Z-O-1123

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Sumatriptan Impurity 1

    CAS:
    Formula:C14H21N3O4S
    Color and Shape:Off-White Solid
    Molecular weight:327.40

    Ref: 4Z-S-116

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Clopidogrel EP Impurity B HCl (Clopidogrel USP Related Compound B (S-Isomer))

    CAS:
    Formula:C16H16ClNO2S·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:321.82 36.46

    Ref: 4Z-C-1311

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • D-Tyrosine Benzyl Ester HCl

    CAS:
    Formula:C16H17NO3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:271.32 36.46

    Ref: 4Z-T-144007

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Trifluridine Impurity 10-13C, 15N2

    CAS:
    Formula:C413CH5F315N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:185.08

    Ref: 4Z-T-182012

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Methotrexate Diglutamate

    CAS:
    Formula:C25H29N9O8
    Molecular weight:583.56

    Ref: 4Z-M-7020

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Methotrexate

    CAS:
    Formula:C20H22N8O5
    Color and Shape:Yellow Solid
    Molecular weight:454.45

    Ref: 4Z-M-701

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • N-Nitroso-N-Monodesmethyl Rizatriptan-13C-d3


    Formula:C1313CH13D3NO
    Molecular weight:288.33

    Ref: 4Z-R-1250

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Oseltamivir EP Impurity C-d3 HCl (Oseltamivir-d3 Carboxylic Acid HCl)

    CAS:
    Formula:C14H21D3N2O4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:287.38 36.46

    Ref: 4Z-O-116

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Febuxostat-d7

    CAS:
    Formula:C16H9D7N2O3S
    Color and Shape:Off-White Solid
    Molecular weight:323.42

    Ref: 4Z-F-394

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Istradefylline Impurity 1


    Formula:C21H28N4O5
    Color and Shape:White To Off-White Solid
    Molecular weight:416.48

    Ref: 4Z-I-064005

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Hydantoic Acid (N-Carboxymethylurea)

    CAS:
    Formula:C3H6N2O3
    Color and Shape:White To Off-White Solid
    Molecular weight:118.09

    Ref: 4Z-U-064

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Trifluorothymine-13C-15N2

    CAS:
    Formula:C413CH3F315N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:183.06

    Ref: 4Z-T-208002

    5mg
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    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
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  • 8-Hydroxy Ondansetron

    CAS:
    Formula:C18H19N3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:309.37

    Ref: 4Z-O-033

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Clopidogrel Impurity 1 Chloride

    CAS:
    Formula:C16H13ClNO2S·Cl
    Color and Shape:Off-White Solid
    Molecular weight:318.79 35.45

    Ref: 4Z-C-1322

    5mg
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    10mg
    825.00€
    25mg
    1,335.00€
    50mg
    2,245.00€
    100mg
    To inquire
  • N-Nitroso N-Desmethyl Eletriptan


    Formula:C21H23N3O3S
    Molecular weight:397.49

    Ref: 4Z-E-1231

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
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  • Temozolomide Impurity 4

    CAS:
    Formula:C6H9N5O2
    Color and Shape:Off-White Solid
    Molecular weight:184.17

    Ref: 4Z-T-3410

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Ref: 4Z-C-183

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Tenofovir Impurity 87


    Formula:C8H10BrN5
    Color and Shape:White To Off-White Solid
    Molecular weight:256.11

    Ref: 4Z-T-02132

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
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  • Thiamine Disulfide

    CAS:
    Formula:C24H34N8O4S2
    Color and Shape:Pale Yellow Solid
    Molecular weight:562.71

    Ref: 4Z-T-8410

    5mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Istradefylline Impurity 4


    Formula:C30H34N4O8
    Color and Shape:Pale Yellow Solid
    Molecular weight:578.62

    Ref: 4Z-I-064009

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Prucalopride

    CAS:
    Formula:C18H26ClN3O3
    Molecular weight:367.87

    Ref: 4Z-P-127065

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Clopidogrel Impurity 13

    CAS:
    Formula:C15H10ClNO2S
    Color and Shape:Pale Yellow Solid
    Molecular weight:303.76

    Ref: 4Z-C-1341

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Thiamine Impurity 22 HCl


    Formula:C9H15N3O2S·HCl
    Molecular weight:229.30 36.46

    Ref: 4Z-T-8446

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Clopidogrel Impurity 49

    CAS:
    Formula:C21H27N3S3
    Molecular weight:417.65

    Ref: 4Z-C-1384

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Trifluridine Related Compound A

    CAS:
    Formula:C10H12N2O7
    Color and Shape:Pale Yellow Solid
    Molecular weight:272.21

    Ref: 4Z-T-182006

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Febuxostat Impurity 1

    CAS:
    Formula:C14H13NO4S
    Color and Shape:Pale Yellow Solid
    Molecular weight:291.32

    Ref: 4Z-F-3910

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Tetrabenazine

    CAS:
    Formula:C19H27NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:317.43

    Ref: 4Z-T-781

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • Ondansetron EP Impurity C (Ondansetron USP Related Compound C)

    CAS:
    Formula:C13H13NO
    Color and Shape:White To Off-White Solid
    Molecular weight:199.25

    Ref: 4Z-O-0311

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
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  • Phenazopyridine

    CAS:
    Formula:C11H11N5
    Molecular weight:213.24

    Ref: 4Z-P-511

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
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  • N-Nitroso Sumatriptan Nitrite

    CAS:
    Formula:C14H20N4O3S·HNO2
    Molecular weight:324.40 47.01

    Ref: 4Z-S-1128

    5mg
    To inquire
  • Caffeine Impurity 6

    CAS:
    Formula:C2H3ClO2
    Color and Shape:Off-White Solid
    Molecular weight:94.49

    Ref: 4Z-C-1815

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • 9-Desmethyl-α-Dihydro-Tetrabenazine

    CAS:
    Formula:C18H27NO3
    Color and Shape:Off-White Solid
    Molecular weight:305.42

    Ref: 4Z-T-7812

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Methotrexate EP Impurity J

    CAS:
    Formula:C22H26N8O5
    Color and Shape:Bright Yellow Solid
    Molecular weight:482.50

    Ref: 4Z-M-7019

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Idelalisib Impurity 8

    CAS:
    Formula:C17H16FN3O
    Color and Shape:White To Off-White Solid
    Molecular weight:297.33

    Ref: 4Z-I-084014

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • n-POC-POC Tenofovir

    CAS:
    Formula:C19H30N5O10P
    Color and Shape:Colorless Semi-Solid
    Molecular weight:519.45

    Ref: 4Z-T-0259

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Sumatriptan EP Impurity C

    CAS:
    Formula:C15H23N3O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:325.43

    Ref: 4Z-S-119

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • D-Dihydro-Orotic Acid

    CAS:
    Formula:C5H6N2O4
    Molecular weight:158.11

    Ref: 4Z-O-031008

    5mg
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    10mg
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    25mg
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    50mg
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    100mg
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  • Liothyronine Sulfate Disodium Salt


    Formula:C15H10I3NO7S·2Na
    Molecular weight:729.02 2*22.99

    Ref: 4Z-T-425

    5mg
    To inquire
    10mg
    4,368.00€
    25mg
    8,008.00€
    50mg
    13,104.00€
    100mg
    To inquire
  • Regadenoson Impurity 25

    CAS:
    Formula:C10H10N8O
    Molecular weight:258.25

    Ref: 4Z-R-095026

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Tetrabenazine Impurity 39 (2S, 3S, 11bS)

    CAS:
    Formula:C19H29NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:319.45

    Ref: 4Z-T-7815

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Tetrabenazine Impurity 2

    CAS:
    Formula:C19H27NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:317.43

    Ref: 4Z-T-789

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Ondansetron Impurity 3 Nitrate


    Formula:C18H15N3O2·HNO3
    Molecular weight:305.34 63.01

    Ref: 4Z-O-0319

    5mg
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    10mg
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    50mg
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    100mg
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  • 7-Methyluric Acid

    CAS:
    Formula:C6H6N4O3
    Molecular weight:182.14

    Ref: 4Z-U-015004

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Sapropterin free base

    CAS:
    <p>Sapropterin aids in amino acid breakdown and neurotransmitter synthesis, including dopamine and serotonin, and supports nitric oxide production.</p>
    Formula:C9H15N5O3
    Purity:98%
    Color and Shape:Solid
    Molecular weight:241.25
  • 7-Hydroxy Methotrexate Trisodium Salt

    CAS:
    Formula:C20H19N8O6·3Na
    Color and Shape:Yellow Solid
    Molecular weight:467.42 3*22.99

    Ref: 4Z-M-7011

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Naratriptan Impurity 8

    CAS:
    Formula:C16H22N2
    Color and Shape:White To Off-White Solid
    Molecular weight:242.37

    Ref: 4Z-N-2718

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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