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APIs for research and impurities

APIs for research and impurities

Active Pharmaceutical Ingredients (APIs) are the substances in drugs responsible for their therapeutic effects. In this section, you will find a wide variety of APIs intended for research use. These compounds are essential for the development, testing, and validation of new pharmaceutical formulations. CymitQuimica offers high-quality APIs to support research in drug discovery and development.

Subcategories of "APIs for research and impurities"

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Found 56980 products of "APIs for research and impurities"

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  • Tofacitinib Impurity 5 DiHCl


    Formula:C14H22N2O·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:234.34 2 36.46

    Ref: 4Z-T-117085

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Ketoprofen Impurity 17

    CAS:
    Formula:C12H13NO2
    Molecular weight:203.24

    Ref: 4Z-K-0248

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Cyantraniliprole Impurity 4


    Formula:C19H13N5O3
    Color and Shape:Off-White Solid
    Molecular weight:359.35

    Ref: 4Z-C-344005

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Mianserin EP Impurity E-d4 HCl

    CAS:
    Formula:C17H14D4N2·HCl
    Molecular weight:254.37 36.46

    Ref: 4Z-M-0912

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

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

    Ref: 4Z-N-2720

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Fexofenadine Impurity 26 Sodium Salt

    CAS:
    Formula:C32H38NO4·Na
    Color and Shape:Pale Yellow Solid
    Molecular weight:500.66 22.99

    Ref: 4Z-F-0438

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
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  • D-Pantethine hydrate

    CAS:
    Formula:C22H42N4O8S2·xH2O
    Purity:≥ 98.0% (anhydrous)
    Color and Shape:Colourless to pale yellow liquid
    Molecular weight:554.72 (anhydrous)

    Ref: 7W-GP3689

    5g
    99.00€
    25g
    311.00€
  • Omeprazole sodium salt

    CAS:
    Formula:C17H19N3NaO3S
    Purity:≥ 98.0%
    Color and Shape:White powder
    Molecular weight:368.41

    Ref: 7W-GP2367

    ne
    To inquire
  • Clopidogrel EP Impurity C Sulfate (Clopidogrel USP Related Compound C, (R)-Clopidogrel Sulfate)

    CAS:
    Formula:C16H16ClNO2S·H2SO4
    Color and Shape:White To Off-White Solid
    Molecular weight:321.82 98.07

    Ref: 4Z-C-1314

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Silodosin Impurity 6 (S-Isomer)


    Formula:C27H34F3N3O5
    Molecular weight:537.58

    Ref: 4Z-S-2559

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Olsalazine Sodium EP Impurity E Sodium Salt


    Formula:C15H11N2O8S·Na
    Molecular weight:379.32 22.99

    Ref: 4Z-O-226

    5mg
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    10mg
    2,184.00€
    25mg
    4,004.00€
    50mg
    6,674.00€
    100mg
    To inquire
  • Trimethoprim EP Impurity I (E-Isomer)

    CAS:
    Formula:C19H20N2O3
    Color and Shape:Off-White Solid
    Molecular weight:324.38

    Ref: 4Z-T-708

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Ceftazidime hydrate, contains approx. 10% sodium carbonate

    CAS:
    Formula:C22H22N6O7S2·xH2O
    Purity:95.0 - 102.0 % (on dried basis)
    Color and Shape:White to off-white crystalline powder
    Molecular weight:546.58

    Ref: 7W-GA1898

    1g
    89.00€
    5g
    306.00€
  • Brimonidine EP Impurity E

    CAS:
    Formula:C9H8BrN5
    Color and Shape:Yellow Solid
    Molecular weight:266.10

    Ref: 4Z-B-1615

    2mg
    287.00€
    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Eplerenone Impurity 1

    CAS:
    Formula:C24H32O6
    Color and Shape:Off-White Solid
    Molecular weight:416.51

    Ref: 4Z-E-138

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Acotiamide Impurity 30


    Formula:C30H50N6O5S
    Molecular weight:606.83

    Ref: 4Z-A-140047

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Calcipotriol EP Impurity D-d4

    CAS:
    Formula:C27H36D4O3
    Molecular weight:416.64

    Ref: 4Z-C-148019

    5mg
    To inquire
    10mg
    9,707.00€
    25mg
    16,987.00€
    50mg
    26,693.00€
    100mg
    To inquire
  • Ibuprofen Impurity 19

    CAS:
    Formula:C13H17ClO
    Color and Shape:Off-White Solid
    Molecular weight:224.73

    Ref: 4Z-I-0475

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Clotrimazole EP Impurity C

    CAS:
    Formula:C19H14Cl2
    Color and Shape:Off-White Solid
    Molecular weight:313.22

    Ref: 4Z-C-265

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Iguratimod Impurity 27

    CAS:
    Formula:C18H16N2O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:388.39

    Ref: 4Z-I-092028

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

    CAS:
    Formula:C14H14N2O4S2
    Color and Shape:Off-White Solid
    Molecular weight:338.40

    Ref: 4Z-C-229005

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

    CAS:
    Formula:C19H20O3
    Color and Shape:Colorless Liquid
    Molecular weight:296.37

    Ref: 4Z-K-0235

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Ivabradine Impurity 12 HCl

    CAS:
    Formula:C16H24N2O3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:292.38 36.46

    Ref: 4Z-I-3027

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Baclofen EP Impurity C (Mixture of Diastereomers)

    CAS:
    Formula:C21H22Cl2N2O5
    Color and Shape:White To Off-White Solid
    Molecular weight:453.32

    Ref: 4Z-B-406

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • N-Nitroso Fluoxetine EP Impurity A

    CAS:
    Formula:C10H14N2O2
    Molecular weight:194.23

    Ref: 4Z-F-0737

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Timolol EP Impurity E (Timolol USP Related Compound E (Free Form))

    CAS:
    Formula:C17H26N4O6S
    Color and Shape:White To Off-White Solid
    Molecular weight:414.48

    Ref: 4Z-T-68013

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Carglumic Acid Impurity 7


    Formula:C12H18N4O9
    Color and Shape:White To Off-White Solid
    Molecular weight:362.30

    Ref: 4Z-C-138012

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Thiamethoxam Impurity 4

    CAS:
    Formula:C8H10BrN5O3S
    Molecular weight:336.16

    Ref: 4Z-T-129005

    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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  • Olaparib Impurity 54


    Formula:C16H8F2N2O2
    Molecular weight:298.25

    Ref: 4Z-O-032059

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Imatinib EP Impurity B

    CAS:
    Formula:C21H28N6O
    Color and Shape:Pale Yellow Solid
    Molecular weight:380.50

    Ref: 4Z-I-0918

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Etoricoxib Impurity 57

    CAS:
    Formula:C15H15NO3S
    Color and Shape:Off-White Solid
    Molecular weight:289.35

    Ref: 4Z-E-459

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    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
  • Ticlopidine EP Impurity J DiHCl

    CAS:
    Formula:C16H18Cl2N2·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:309.23 2*36.46

    Ref: 4Z-T-5015

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Molnupiravir Impurity 1

    CAS:
    Formula:C9H13N3O6
    Color and Shape:White To Off-White Solid
    Molecular weight:259.22

    Ref: 4Z-M-247003

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Rucaparib Impurity 4

    CAS:
    Formula:C18H13FN2O2
    Molecular weight:308.31

    Ref: 4Z-R-153005

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

    CAS:
    Formula:C9H13N3O5
    Purity:98.0 - 102.0 % (dried basis)
    Color and Shape:White crystalline powder
    Molecular weight:243.22

    Ref: 7W-GP6403

    1g
    118.00€
    5g
    292.00€
    100mg
    42.00€
    500mg
    79.00€
  • Cefixime Impurity 20

    CAS:
    Formula:C16H15N5O7S2
    Color and Shape:White To Off-White Solid
    Molecular weight:453.44

    Ref: 4Z-C-9135

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

    CAS:
    Formula:C12H16O2
    Color and Shape:White To Off-White Solid
    Molecular weight:192.26

    Ref: 4Z-I-0425

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Pantoprazole Impurity 11 DiHCl

    CAS:
    Formula:C7H8F2N2O·2HCl
    Color and Shape:Off-White Solid
    Molecular weight:174.15 2*36.46

    Ref: 4Z-P-0132

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Cyclophosphamide Impurity 20

    CAS:
    Formula:C9H20ClN2O3P
    Color and Shape:Colorless Oil
    Molecular weight:270.69

    Ref: 4Z-C-10236

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Efavirenz Impurity 15

    CAS:
    Formula:C22H17ClF3NO3
    Color and Shape:Off-White Solid
    Molecular weight:435.83

    Ref: 4Z-E-0737

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Tinidazole Impurity 6

    CAS:
    Formula:C6H12N2O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:208.23

    Ref: 4Z-T-866

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Sunitinib Impurity 37

    CAS:
    Formula:C18H18FN3O3
    Color and Shape:Yellow Solid
    Molecular weight:343.36

    Ref: 4Z-S-418

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

    CAS:
    Formula:C17H20N8O4
    Color and Shape:White To Off-White Solid
    Molecular weight:400.40

    Ref: 4Z-P-0512

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Enzalutamide Impurity 20

    CAS:
    Formula:C20H13F4N3O4
    Color and Shape:White To Off-White Solid
    Molecular weight:435.33

    Ref: 4Z-E-068033

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Dimetindene EP Impurity H

    CAS:
    Formula:C18H17N
    Color and Shape:Pale Yellow Solid
    Molecular weight:247.34

    Ref: 4Z-D-096001

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Oseltamivir Impurity 20

    CAS:
    Formula:C15H26O7S
    Color and Shape:White To Off-White Solid
    Molecular weight:350.43

    Ref: 4Z-O-1148

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Ref: 4Z-C-2071

    5mg
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    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
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  • Ref: 4Z-A-1212

    5mg
    To inquire
    10mg
    698.00€
    20mg
    2,206.00€
    25mg
    1,153.00€
    30mg
    2,846.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Propafenone hydrochloride

    CAS:
    Formula:C21H27NO3·HCl
    Purity:98.0 - 102.0 % (C21H27NO3 · HCl, dried basis)
    Color and Shape:Colourless crystals or white crystalline powder
    Molecular weight:377.90

    Ref: 7W-GP3270

    1g
    23.00€
    5g
    53.00€
    25g
    148.00€