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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 56677 products of "APIs for research and impurities"

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  • Cilnidipine

    CAS:
    Formula:C27H28N2O7
    Molecular weight:492.52

    Ref: 7W-GP6753

    ne
    To inquire
  • Ruxolitinib Impurity 2 p-Toluenesulfonate

    CAS:
    Formula:C16H18N6O·C7H8O3S
    Color and Shape:Off-White Solid
    Molecular weight:310.36 172.20

    Ref: 4Z-R-093006

    1mg
    246.00€
    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
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  • Leuprorelin (Leuprolide) EP Impurity H

    CAS:
    Formula:C59H84N16O12
    Color and Shape:White To Off-White Solid
    Molecular weight:1209.42

    Ref: 4Z-PL-4110

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


    Formula:C17H20O4S
    Color and Shape:Pale Yellow Oil
    Molecular weight:320.40

    Ref: 4Z-D-6111

    5mg
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    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
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  • Irsogladine Impurity 2

    CAS:
    Formula:C9H6Cl2N4O
    Color and Shape:White To Off-White Solid
    Molecular weight:257.07

    Ref: 4Z-I-141003

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Glibenclamide (Glyburide) EP Impurity A (Glyburide USP Related Compound A)

    CAS:
    Formula:C16H17ClN2O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:368.83

    Ref: 4Z-G-137

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Neostigmine Impurity 7


    Formula:C13H19N3O3
    Color and Shape:White To Off-White Solid
    Molecular weight:265.31

    Ref: 4Z-N-4910

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Tolvaptan Impurity 37

    CAS:
    Formula:C11H14ClNO
    Color and Shape:Pale Yellow Liquid
    Molecular weight:211.69

    Ref: 4Z-T-6942

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

    CAS:
    Formula:C19H21N3O7
    Color and Shape:Yellow Solid
    Molecular weight:403.39

    Ref: 4Z-N-089003

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Bazedoxifene Impurity 3

    CAS:
    Formula:C22H19NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:345.40

    Ref: 4Z-B-489

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Azacitidine Impurity 16


    Formula:C10H14N4O6
    Color and Shape:White To Off-White Solid
    Molecular weight:286.24

    Ref: 4Z-A-8123

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

    CAS:
    Formula:C28H32ClN3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:478.03

    Ref: 4Z-L-1311

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Tacrolimus EP Impurity D (8-epi Tacrolimus)

    CAS:
    Formula:C44H69NO12
    Color and Shape:Pale Yellow Solid
    Molecular weight:804.03

    Ref: 4Z-T-396

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Azithromycin Impurity 4


    Formula:C8H16O4
    Color and Shape:Colorless Liquid
    Molecular weight:176.21

    Ref: 4Z-A-2627

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Cilostazol Impurity 8

    CAS:
    Formula:C3H5N3O2
    Molecular weight:115.09

    Ref: 4Z-C-0720

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

    CAS:
    Formula:C14H22N2O
    Color and Shape:White To Off-White Solid
    Molecular weight:234.34

    Ref: 4Z-F-298

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Pramipexole Impurity 20

    CAS:
    Formula:C10H15N3OS
    Color and Shape:White To Off-White Solid
    Molecular weight:225.31

    Ref: 4Z-P-1248

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Capsaicin, USP grade

    CAS:
    Formula:C18H27NO3
    Purity:Capsaicinoids: 90.0 - 110.0 %
    Color and Shape:White to pale yellow or beige crystalline powder
    Molecular weight:305.41

    Ref: 7W-GP2777

    1g
    99.00€
  • Pomalidomide Impurity 2

    CAS:
    Formula:C8H5NO6
    Color and Shape:White To Off-White Solid
    Molecular weight:211.13

    Ref: 4Z-P-178003

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


    Formula:C27H35N6O8P
    Color and Shape:Pale Orange Solid
    Molecular weight:602.58

    Ref: 4Z-R-137025

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Pyridoxine Impurity 9

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

    Ref: 4Z-P-7118

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Dimetindene EP Impurity G HCl

    CAS:
    Formula:C19H21N·HCl
    Color and Shape:Pale Pink Solid
    Molecular weight:263.38 36.46

    Ref: 4Z-D-096004

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Lapatinib Impurity 1 (O-De(3-fluorobenzyl) Lapatinib) Ditosylate Salt

    CAS:
    Formula:C22H21ClN4O4S·2C7H8O3S
    Color and Shape:Yellow Solid
    Molecular weight:472.95 2 172.20

    Ref: 4Z-L-254

    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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  • Sildenafil Impurity 3

    CAS:
    Formula:C22H32N6O4S
    Color and Shape:Off-White Solid
    Molecular weight:476.60

    Ref: 4Z-S-0691

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Clethodim Impurity 23

    CAS:
    Formula:C14H22O3S
    Molecular weight:270.39

    Ref: 4Z-C-9833

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Medroxyprogesterone Acetate EP Impurity C


    Formula:C24H34O4
    Color and Shape:Off-White Solid
    Molecular weight:386.53

    Ref: 4Z-M-4512

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Nicotinamide, 99%

    CAS:
    Formula:C6H6N2O
    Purity:(Titration) ≥ 99.0%
    Color and Shape:White to almost white powder or crystals
    Molecular weight:122.13

    Ref: 7W-GP9346

    1kg
    79.00€
    25g
    15.00€
    100g
    23.00€
    250g
    33.00€
    500g
    53.00€
  • Eltrombopag Impurity 42


    Formula:C28H20N2O6
    Color and Shape:Brown Solid
    Molecular weight:480.48

    Ref: 4Z-E-4852

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Siponimod Impurity 30


    Formula:C58H70F6N4O6
    Molecular weight:1033.21

    Ref: 4Z-S-146035

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Clarithromycin EP Impurity H (Clarithromycin USP Impurity H)

    CAS:
    Formula:C38H67NO14
    Color and Shape:White To Off-White Solid
    Molecular weight:761.95

    Ref: 4Z-C-3719

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Bimatoprost Impurity 22


    Formula:C14H26N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:254.37

    Ref: 4Z-B-2430

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

    CAS:
    Formula:C35H42N4O6
    Color and Shape:Off-White Solid
    Molecular weight:614.74

    Ref: 4Z-I-187

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Rabeprazole Impurity 8

    CAS:
    Formula:C17H18ClN3O2S
    Color and Shape:Gray Solid
    Molecular weight:363.86

    Ref: 4Z-R-2016

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Propyphenazone EP Impurity A (Phenazone)

    CAS:
    Formula:C11H12N3O
    Color and Shape:White To Off-White Solid
    Molecular weight:188.23

    Ref: 4Z-P-177001

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Esomeprazole Impurity 14

    CAS:
    Formula:C26H30N4O3S
    Molecular weight:478.61

    Ref: 4Z-O-0264

    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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  • Cabazitaxel Impurity 28


    Formula:C32H42O10
    Color and Shape:White To Off-White Solid
    Molecular weight:586.68

    Ref: 4Z-C-9438

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

    CAS:
    Formula:C7H4ClNO2
    Purity:(Titration) ≥ 98.0%
    Color and Shape:White to off-white c=powder or crystals
    Molecular weight:169.57

    Ref: 7W-GP6973

    25g
    33.00€
    100g
    79.00€
    250g
    156.00€
  • Fluocinonide Impurity 2

    CAS:
    Formula:C26H32F2O7
    Color and Shape:White To Off-White Solid
    Molecular weight:494.53

    Ref: 4Z-F-273

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Verapamil EP Impurity A DiHCl

    CAS:
    Formula:C25H38N2O4·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:430.59 2 36.46

    Ref: 4Z-V-0411

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Triamcinolone (Triamcinolone Acetonide EP Impurity A)

    CAS:
    Formula:C21H27FO6
    Molecular weight:394.44

    Ref: 4Z-T-5314

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dyclonine Impurity 13

    CAS:
    Formula:C12H16O2
    Molecular weight:192.26

    Ref: 4Z-D-158015

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

    CAS:
    Formula:C20H16Cl2N4
    Molecular weight:383.27

    Ref: 7W-GP1506

    ne
    To inquire
  • Posaconazole Impurity 12 (POS-G)


    Formula:C37H40F2N8O5
    Color and Shape:White To Off-White Solid
    Molecular weight:714.77

    Ref: 4Z-P-3833

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • N-Nitroso Benzocaine Impurity 9

    CAS:
    Formula:C10H12N2O3
    Molecular weight:208.22

    Ref: 4Z-B-4526

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

    CAS:
    Formula:C22H19N5O4S2
    Molecular weight:481.55

    Ref: 4Z-S-3319

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Temozolomide Impurity 15

    CAS:
    Formula:C5H5N5
    Color and Shape:Grey Solid
    Molecular weight:135.13

    Ref: 4Z-T-3424

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

    CAS:
    Formula:C26H28F2N4O3
    Color and Shape:Yellow Solid
    Molecular weight:482.53

    Ref: 4Z-S-077

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

    CAS:
    Formula:C2H4IN3
    Molecular weight:196.98

    Ref: 4Z-A-343003

    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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  • Sofosbuvir Impurity 41

    CAS:
    Formula:C16H25FN3O9P
    Color and Shape:White To Off-White Solid
    Molecular weight:453.36

    Ref: 4Z-S-055046

    5mg
    To inquire
    10mg
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    25mg
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    50mg
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    100mg
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  • Cyclosporin B

    CAS:
    Formula:C61H109N11O12
    Molecular weight:1188.58

    Ref: 7W-GP9349

    ne
    To inquire