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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 57699 products of "APIs for research and impurities"

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  • Apremilast Impurity 20

    CAS:
    Formula:C30H27N3O9S
    Molecular weight:605.62

    Ref: 4Z-A-182030

    5mg
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    100mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
  • Pantoprazole Impurity 44 HCl

    CAS:
    Formula:C10H13NO4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:211.22 36.46

    Ref: 4Z-P-0175

    5mg
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    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Tazobactam Acid Impurity 33

    CAS:
    Formula:C21H19NO3S
    Molecular weight:365.45

    Ref: 4Z-T-127042

    5mg
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    100mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Stigmasterol Impurity 6

    CAS:
    Formula:C29H48O
    Molecular weight:412.70

    Ref: 4Z-S-056013

    5mg
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    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Iopamidol EP Impurity G

    CAS:
    Formula:C17H22I3N3O8
    Color and Shape:White To Off-White Solid
    Molecular weight:777.09

    Ref: 4Z-I-4111

    5mg
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    100mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
  • Dotinurad Impurity 41-d10


    Formula:C29H12D10Cl4N2O4S2
    Molecular weight:678.49

    Ref: 4Z-D-273068

    5mg
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    100mg
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  • Doxofylline Impurity 2

    CAS:
    Formula:C9H12N4O4·C9H10N4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:240.22 222.20

    Ref: 4Z-D-129003

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Pazopanib Impurity 24

    CAS:
    Formula:C4H3ClN2O
    Color and Shape:White To Off-White Solid
    Molecular weight:130.53

    Ref: 4Z-P-129009

    5mg
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    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Flumethasone Impurity 1

    CAS:
    Formula:C22H28F5O5
    Color and Shape:White To Off-White Solid
    Molecular weight:410.46

    Ref: 4Z-F-702

    5mg
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    100mg
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    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
  • Anastrozole Impurity 5

    CAS:
    Formula:C17H23N5O2
    Color and Shape:White To Off-White Solid
    Molecular weight:329.40

    Ref: 4Z-A-245

    5mg
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    100mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
  • Imatinib Impurity 21 (Imatinib Piperazine Di-N-Oxide)

    CAS:
    Formula:C29H31N7O3
    Color and Shape:Pale Yellow To Off-White Solid
    Molecular weight:525.61

    Ref: 4Z-I-098

    5mg
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    100mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
  • Varenicline Impurity 29


    Formula:C15H15N3O2
    Molecular weight:269.30

    Ref: 4Z-V-2544

    5mg
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    100mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
  • 6-Mercaptopurine (Azathioprine EP Impurity B)

    CAS:
    Formula:C5H4N4S
    Color and Shape:Yellow Solid
    Molecular weight:152.18

    Ref: 4Z-M-832

    5mg
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    100mg
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    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
  • Capecitabine EP Impurity B (5'-DFUR, Doxifluridine)

    CAS:
    Formula:C9H11FN2O5
    Color and Shape:White To Off-White Solid
    Molecular weight:246.19

    Ref: 4Z-C-354

    5mg
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    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Macitentan Impurity 15

    CAS:
    Formula:C12H10BrN3O
    Color and Shape:White To Off-White Solid
    Molecular weight:292.14

    Ref: 4Z-M-128020

    5mg
    To inquire
    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Tadalafil Impurity 33

    CAS:
    Formula:C46H43N5O10
    Color and Shape:Off-White Solid
    Molecular weight:825.88

    Ref: 4Z-T-1080

    5mg
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    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Pramoxine Impurity 3 HCl

    CAS:
    Formula:C7H14ClNO·HCl
    Color and Shape:Off-White Solid
    Molecular weight:163.65 36.46

    Ref: 4Z-P-904

    5mg
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    100mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
  • Bimatoprost Impurity 6

    CAS:
    Formula:C23H32O5
    Color and Shape:Colorless Oil
    Molecular weight:388.50

    Ref: 4Z-B-2414

    5mg
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    100mg
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    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
  • Oseltamivir-Impurity 1

    CAS:
    Formula:C22H32N2O6
    Color and Shape:Off-White Solid
    Molecular weight:420.51

    Ref: 4Z-O-1119

    5mg
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    100mg
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    10mg
    4,854.00€
    25mg
    8,979.00€
    50mg
    14,560.00€
  • Sertraline Impurity 21 HCl

    CAS:
    Formula:C17H17Cl2N·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:306.24 36.46

    Ref: 4Z-S-038

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Parecoxib Impurity 36

    CAS:
    Formula:C19H18N2O4S
    Molecular weight:370.42

    Ref: 4Z-P-139040

    5mg
    To inquire
    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Medetomidine Impurity 7

    CAS:
    Formula:C13H16N2O
    Color and Shape:Off-White Solid
    Molecular weight:216.28

    Ref: 4Z-M-6817

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

    CAS:
    Formula:C14H13NaO3
    Purity:98.0 - 102.0 %
    Color and Shape:White, off-white or pale yellow powder
    Molecular weight:252.24

    Ref: 7W-GP1072

    5g
    66.00€
    25g
    130.00€
  • Indigo Carmine Impurity 1 Sodium Salt

    CAS:
    Formula:C16H9N2O5S·Na
    Molecular weight:341.32 22.99

    Ref: 4Z-I-073002

    5mg
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    10mg
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    25mg
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    50mg
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    100mg
    8,271.00€
  • 4-Nitro-3-trifluoromethylaniline

    CAS:
    Formula:C7H5F3N2O2
    Molecular weight:206.13

    Ref: 7W-GP7929

    ne
    To inquire
  • Tofacitinib Impurity 39

    CAS:
    Formula:C27H31N5O2S
    Molecular weight:489.64

    Ref: 4Z-T-117032

    5mg
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    100mg
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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
  • Regorafenib Impurity 2

    CAS:
    Formula:C21H16F4N4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:448.38

    Ref: 4Z-R-078012

    5mg
    To inquire
    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Budesonide EP Impurity A (16-α-Hydroxy-Prednisolone)


    Formula:C21H28O6
    Color and Shape:White To Off-White Solid
    Molecular weight:376.45

    Ref: 4Z-B-0320

    5mg
    To inquire
    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Tadalafil Dimethoxy Impurity

    CAS:
    Formula:C23H23N3O4
    Color and Shape:White To Off-White Solid
    Molecular weight:405.45

    Ref: 4Z-T-1031

    5mg
    To inquire
    100mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
  • PS-5 Impurity 1 (N-(2-sulfanylethyl)acetamide)

    CAS:
    Formula:C4H9NOS
    Color and Shape:Colorless Liquid
    Molecular weight:119.18

    Ref: 4Z-C-4115

    5mg
    To inquire
    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • D-Cycloserine

    CAS:
    Formula:C3H6N2O2
    Purity:≥ 900μg/mg
    Color and Shape:White to off-white powder
    Molecular weight:102.09

    Ref: 7W-GA9717

    100mg
    23.00€
    1g
    44.00€
    5g
    134.00€
    25g
    398.00€
  • Vitamin K1 Impurity 1

    CAS:
    Formula:C31H46O2
    Color and Shape:Brown Liquid
    Molecular weight:450.71

    Ref: 4Z-V-1420

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

    CAS:
    Formula:C9H13NO2
    Color and Shape:Off-White Solid
    Molecular weight:167.21

    Ref: 4Z-E-128014

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

    CAS:
    Formula:C30H34N2O5
    Color and Shape:Pale Yellow Solid
    Molecular weight:502.61

    Ref: 4Z-B-4811

    5mg
    To inquire
    100mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Epinastine EP Impurity B HBr (7-Bromo Epinastine HBr)

    CAS:
    Formula:C16H14BrN3·HBr
    Color and Shape:White To Off-White Solid
    Molecular weight:328.21 80.91

    Ref: 4Z-E-438

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

    CAS:
    Formula:C13H19N3O2S·C4H6O4
    Color and Shape:Off-White Solid
    Molecular weight:2*281.37 118.09

    Ref: 4Z-S-118

    5mg
    To inquire
    100mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Fingolimod Impurity 31

    CAS:
    Formula:C37H67NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:589.95

    Ref: 4Z-F-3266

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

    CAS:
    Formula:C28H37Cl3N2O4
    Color and Shape:Colorless Liquid
    Molecular weight:571.98

    Ref: 4Z-C-6110

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

    CAS:
    Formula:C9H9HgNaO2S
    Purity:≥ 98.0%
    Color and Shape:White to off-white powder
    Molecular weight:404.81

    Ref: 7W-GA6948

    10g
    78.00€
    25g
    134.00€
    100g
    368.00€
  • Hydroxychloroquine Impurity 2


    Formula:C18H26ClN3O
    Color and Shape:Pale Yellow Oil
    Molecular weight:335.88

    Ref: 4Z-H-0616

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

    CAS:
    Formula:C38H42N2O6
    Purity:≥ 98.0%
    Color and Shape:White to off-white crystalline powder
    Molecular weight:622.75

    Ref: 7W-GP2274

    250mg
    89.00€
    1g
    233.00€
  • Rebamipide Impurity 3 HCl

    CAS:
    Formula:C12H12N2O3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:232.24 36.46

    Ref: 4Z-R-085006

    5mg
    To inquire
    100mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Ref: 4Z-B-105004

    5mg
    To inquire
    100mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
  • Miconazole, EP grade

    CAS:
    Formula:C18H14Cl4N2O
    Purity:99.0 - 101.0 % (dried substance)
    Color and Shape:White or almost white powder
    Molecular weight:416.13

    Ref: 7W-GA2011

    ne
    To inquire
  • Aprepitant Impurity 26

    CAS:
    Formula:C14H13F6NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:357.25

    Ref: 4Z-A-3246

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

    CAS:
    Formula:C20H27NO11
    Purity:(HPLC) ≥ 98.0%
    Color and Shape:White crystalline powder
    Molecular weight:457.44

    Ref: 7W-GC5067

    1g
    23.00€
    5g
    44.00€
    10g
    72.00€
    25g
    155.00€
  • Lornoxicam Impurity 11 Sodium Salt


    Formula:C9H11ClNO6S2·Na
    Color and Shape:White To Off-White Solid
    Molecular weight:328.76 22.99

    Ref: 4Z-L-3512

    5mg
    To inquire
    100mg
    To inquire
    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
  • Amikacin EP Impurity E

    CAS:
    Formula:C22H43N5O13
    Color and Shape:White To Off-White Solid
    Molecular weight:585.61

    Ref: 4Z-A-144005

    5mg
    To inquire
    100mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
  • Aristolochic acid D

    CAS:
    Formula:C17H11NO7
    Molecular weight:341.27

    Ref: 7W-GP1884

    ne
    To inquire
  • Pinacidil monohydrate

    CAS:
    Formula:C13H19N5·H2O
    Purity:≥ 98.0% (dried basis)
    Color and Shape:White to beige powder
    Molecular weight:281.35

    Ref: 7W-GP0968

    25mg
    66.00€
    100mg
    164.00€