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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 56511 products of "APIs for research and impurities"

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  • Topiramate Impurity 2

    CAS:
    Formula:C9H17NO8S
    Molecular weight:299.30

    Ref: 4Z-T-0510

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

    CAS:
    Formula:CH4N2O2
    Purity:98.0 - 102.0 % (anhydrous basis)
    Color and Shape:White to off-white powder
    Molecular weight:76.06

    Ref: 7W-GP0795

    5g
    53.00€
    25g
    138.00€
    100g
    379.00€
  • Lumateperone Impurity 28

    CAS:
    Formula:C23H26FN3O2
    Molecular weight:395.48

    Ref: 4Z-L-168034

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

    CAS:
    Formula:C19H26N2S·CH4O3S
    Purity:≥ 98.0%
    Color and Shape:White to off-white crystalline powder
    Molecular weight:410.59

    Ref: 7W-GP3188

    ne
    To inquire
  • Bosutinib Impurity 8

    CAS:
    Formula:C25H27Cl2N5O3
    Color and Shape:Yellow Solid
    Molecular weight:516.42

    Ref: 4Z-B-6412

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

    CAS:
    Formula:C24H18O4
    Molecular weight:370.40

    Ref: 4Z-A-100015

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

    CAS:
    Formula:C15H18O8
    Molecular weight:326.30

    Ref: 7W-GP0345

    ne
    To inquire
  • ent-Diltiazem EP Impurity A HCl (3-epi Diltiazem HCl)

    CAS:
    Formula:C22H26N2O4S·HCl
    Molecular weight:414.52 36.46

    Ref: 4Z-D-0719

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Ergocalciferol (Vitamin D2) EP Impurity A (5,6-trans-Vitamin D2)

    CAS:
    Formula:C28H44O
    Color and Shape:White To Off-White Solid
    Molecular weight:396.66

    Ref: 4Z-V-038007

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Linagliptin Impurity 92

    CAS:
    Formula:C16H13BrN6O2
    Molecular weight:401.224

    Ref: 4Z-L-44104

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Modafinil EP Impurity A-d5 (Modafinil Acid-d5)

    CAS:
    Formula:C15H9D5O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:279.36

    Ref: 4Z-M-338

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

    CAS:
    Formula:C18H29NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:307.43

    Ref: 4Z-G-104

    5mg
    To inquire
    10mg
    1,092.00€
    25mg
    1,942.00€
    50mg
    3,034.00€
    100mg
    To inquire
  • Doxorubicin Impurity 15 HBr

    CAS:
    Formula:C31H38BrNO11·HBr
    Color and Shape:Dark Red Solid
    Molecular weight:680.55 80.91

    Ref: 4Z-D-3431

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

    CAS:
    Formula:C7H12O2
    Color and Shape:Colorless Liquid
    Molecular weight:128.17

    Ref: 4Z-B-105010

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Trimethoprim Impurity 4

    CAS:
    Formula:C15H20N4O3
    Molecular weight:304.35

    Ref: 4Z-T-7012

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Bilastine Impurity 17

    CAS:
    Formula:C26H33N3O3
    Color and Shape:White To Off-White Solid
    Molecular weight:435.57

    Ref: 4Z-B-1725

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

    CAS:
    Formula:C18H30N2O5
    Color and Shape:White To Off-White Solid
    Molecular weight:354.45

    Ref: 4Z-P-124007

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

    CAS:
    Formula:C5H11N3O2S
    Color and Shape:Yellow Solid
    Molecular weight:177.22

    Ref: 4Z-R-0318

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

    CAS:
    Formula:C11H11I3N2O5
    Color and Shape:Pale Yellow Solid
    Molecular weight:631.93

    Ref: 4Z-I-057009

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

    CAS:
    Formula:C15H22FN3O6
    Color and Shape:Off-White Solid
    Molecular weight:359.35

    Ref: 4Z-C-3512

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Cabozantinib Impurity 8 HCl

    CAS:
    Formula:C22H20N2O6·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:408.41 36.46

    Ref: 4Z-C-284014

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Dapagliflozin Impurity 4 (Mixture of Diastereomers)

    CAS:
    Formula:C21H25ClO6
    Color and Shape:Off-White Solid
    Molecular weight:408.88

    Ref: 4Z-D-628

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Glycerol Impurity 1 (Ethylhexylglycerin)

    CAS:
    Formula:C11H24O3
    Color and Shape:Colorless Liquid
    Molecular weight:204.31

    Ref: 4Z-G-384

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Amlodipine Impurity 29

    CAS:
    Formula:C22H27ClN2O6
    Color and Shape:Pale Yellow Solid
    Molecular weight:450.92

    Ref: 4Z-A-0857

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

    CAS:
    Formula:C22H24N2O2·HCl
    Color and Shape:Pale Yellow Solid
    Molecular weight:348.45 36.46

    Ref: 4Z-V-063006

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Ezetimibe Impurity 94

    CAS:
    Formula:C33H30F2N2O5
    Color and Shape:Off-White Solid
    Molecular weight:572.61

    Ref: 4Z-E-0661

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Donepezil EP Impurity E Bromide

    CAS:
    Formula:C24H24NO3·Br
    Color and Shape:Off-White Solid
    Molecular weight:374.46 79.90

    Ref: 4Z-D-1331

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Procaterol Impurity 10 (Mixture of Diastereomers)


    Formula:C16H22N2O2
    Color and Shape:Pale Yellow Solid
    Molecular weight:274.36

    Ref: 4Z-P-188013

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

    CAS:
    Formula:C17H18FN3O3S·HCl
    Purity:≥ 98.0%
    Color and Shape:Solid
    Molecular weight:399.87

    Ref: 7W-GA7476

    ne
    To inquire
  • Azilsartan Impurity 36

    CAS:
    Formula:C24H22N4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:414.47

    Ref: 4Z-A-847

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Benserazide EP Impurity B HCl

    CAS:
    Formula:C17H21N3O8·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:395.37 36.46

    Ref: 4Z-B-085

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Bortezomib Impurity 19


    Formula:C28H34BN5O5
    Color and Shape:White To Off-White Solid
    Molecular weight:531.42

    Ref: 4Z-B-4637

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Fluocortolone Impurity 6


    Formula:C27H36F2O5
    Color and Shape:White To Off-White Solid
    Molecular weight:478.58

    Ref: 4Z-F-071024

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Sildenafil EP Impurity G (Sildenafil Dimer Impurity)

    CAS:
    Formula:C38H46N10O8S2
    Color and Shape:White To Off-White Solid
    Molecular weight:834.97

    Ref: 4Z-S-0630

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

    CAS:
    Formula:C9H9F2NO2
    Molecular weight:201.17

    Ref: 4Z-P-0171

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Indisetron Impurity 2 Acetate


    Formula:C18H25N5O2·C2H4O2
    Color and Shape:White To Off-White Solid
    Molecular weight:343.43 60.05

    Ref: 4Z-I-089003

    5mg
    To inquire
    10mg
    To inquire
    25mg
    To inquire
    50mg
    To inquire
    100mg
    To inquire
  • Piperacillin EP Impurity J

    CAS:
    Formula:C17H20N4O6
    Color and Shape:White To Off-White Solid
    Molecular weight:376.37

    Ref: 4Z-P-7425

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Peramivir Impurity 16

    CAS:
    Formula:C12H19NO4
    Molecular weight:241.29

    Ref: 4Z-P-124020

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Empagliflozin Impurity 132

    CAS:
    Formula:C24H29ClO8
    Molecular weight:480.94

    Ref: 4Z-E-63152

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Reserpine Impurity 9


    Formula:C33H40N2O10
    Color and Shape:White To Off-White Solid
    Molecular weight:624.69

    Ref: 4Z-R-123012

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Pitavastatin Impurity 39

    CAS:
    Formula:C32H36FNO4
    Color and Shape:White To Off-White Solid
    Molecular weight:517.64

    Ref: 4Z-P-6463

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

    CAS:
    Formula:C25H26N3·C23H14O6
    Color and Shape:Red Solid
    Molecular weight:2*368.51 386.36

    Ref: 4Z-P-269002

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Bismuth subnitrate, USP grade

    CAS:
    Formula:Bi5O(OH)9(NO3)4(approx
    Purity:(dried basis) ≥ 79.0% (as Bi2O3)
    Color and Shape:White powder
    Molecular weight:1461.98

    Ref: 7W-GK6111

    100g
    185.00€
  • Maraviroc

    CAS:
    Formula:C29H41F2N5O
    Purity:≥ 97.0%
    Color and Shape:White to off-white crystalline powder
    Molecular weight:513.67

    Ref: 7W-GP7878

    5mg
    94.00€
    25mg
    309.00€
  • Cefprozil EP Impurity L

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

    Ref: 4Z-C-127010

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Nintedanib Impurity 4

    CAS:
    Formula:C24H21N3O3
    Color and Shape:Orange Solid
    Molecular weight:399.45

    Ref: 4Z-N-066013

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Thiamine Impurity 15 (Toxopyrimidine)

    CAS:
    Formula:C6H9N3O
    Molecular weight:139.16

    Ref: 4Z-T-8438

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

    CAS:
    Formula:C40H42N6O3S2
    Color and Shape:Pale Grey Solid
    Molecular weight:718.94

    Ref: 4Z-Q-0127

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

    CAS:
    Formula:C20H27NO4S2
    Color and Shape:Off-White Solid
    Molecular weight:409.56

    Ref: 4Z-T-911

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

    CAS:
    Formula:C8H6N2O2
    Molecular weight:162.15

    Ref: 7W-GP4263

    ne
    To inquire