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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 57147 products of "APIs for research and impurities"

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  • Quetiapine EP Impurity N DiHCl

    CAS:
    Formula:C29H41N5O3S·2HCl
    Color and Shape:Pale Yellow Solid
    Molecular weight:539.74 2*36.46

    Ref: 4Z-Q-0133

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Istradefylline Impurity 6


    Formula:C19H23N3O5
    Color and Shape:Pale Yellow Solid
    Molecular weight:373.41

    Ref: 4Z-I-064014

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Azilsartan Impurity 43

    CAS:
    Formula:C23H16N4O5
    Color and Shape:White To Off-White Solid
    Molecular weight:428.40

    Ref: 4Z-A-8412

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Lamotrigine

    CAS:
    Formula:C9H7Cl2N5
    Purity:≥ 98.0%
    Color and Shape:White to off-white powder or crystals
    Molecular weight:256.09

    Ref: 7W-GP8797

    1g
    62.00€
    5g
    198.00€
  • Ketoprofen Impurity 20

    CAS:
    Formula:C15H14O3
    Molecular weight:242.27

    Ref: 4Z-K-0254

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Sugammadex Impurity 7

    CAS:
    Formula:C71H110O48S8
    Molecular weight:1988.09

    Ref: 4Z-S-082010

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Terconazole EP Impurity B


    Formula:C26H31Cl2N5O3
    Color and Shape:Off-White Solid
    Molecular weight:532.47

    Ref: 4Z-T-142002

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Losartan

    CAS:
    Formula:C22H23ClN6O
    Purity:≥ 98.0%
    Color and Shape:White to off-white crystalline powder
    Molecular weight:422.91

    Ref: 7W-GP6564

    25mg
    45.00€
    100mg
    95.00€
  • Clarithromycin EP Impurity I

    CAS:
    Formula:C30H55NO10
    Color and Shape:White To Off-White Solid
    Molecular weight:589.77

    Ref: 4Z-C-378

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Carboxyamidotriazole Impurity 3

    CAS:
    Formula:C14H8Cl3N3O
    Molecular weight:340.59

    Ref: 4Z-C-360005

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

    CAS:
    Formula:C17H21NO4S
    Color and Shape:White To Off-White Solid
    Molecular weight:335.42

    Ref: 4Z-D-6110

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

    CAS:
    Formula:C17H14Cl2F2N2O3
    Color and Shape:Pale Yellow Solid
    Molecular weight:403.21

    Ref: 4Z-R-374

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

    CAS:
    Formula:C9H15NO2·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:169.22 36.46

    Ref: 4Z-P-0618

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Fingolimod Impurity 47 HCl

    CAS:
    Formula:C19H33NO3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:323.48 36.46

    Ref: 4Z-F-328

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

    CAS:
    Formula:C17H20N2
    Color and Shape:White To Off-White Solid
    Molecular weight:252.36

    Ref: 4Z-C-383

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Vonoprazan Impurity 18 Fumarate

    CAS:
    Formula:C16H14FN3O2S·C4H4O4
    Color and Shape:White To Off-White Solid
    Molecular weight:331.37 116.07

    Ref: 4Z-V-051020

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

    CAS:
    Formula:C7H5Cl2NO
    Color and Shape:White To Off-White Solid
    Molecular weight:190.02

    Ref: 4Z-C-2511

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

    CAS:
    Formula:C17H16N2O2
    Color and Shape:Brown Solid
    Molecular weight:280.33

    Ref: 4Z-Z-027006

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dexrazoxane Impurity 32 Disodium Salt

    CAS:
    Formula:C11H18N4O6·2Na
    Color and Shape:White To Off-White Solid
    Molecular weight:302.29 2*22.99

    Ref: 4Z-R-088005

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


    Formula:C20H29N3O4
    Color and Shape:White To Off-White Solid
    Molecular weight:375.47

    Ref: 4Z-P-127010

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

    CAS:
    Formula:C18H23N
    Color and Shape:White To Off-White Solid
    Molecular weight:253.39

    Ref: 4Z-T-4913

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

    CAS:
    Formula:C21H23N3O7S
    Color and Shape:Pale Yellow Solid
    Molecular weight:461.49

    Ref: 4Z-C-127012

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

    CAS:
    Formula:C19H16O4
    Purity:98.0 - 102.0 % (anhydrous basis)
    Color and Shape:White crystalline powder
    Molecular weight:308.33

    Ref: 7W-GP7659

    ne
    To inquire
  • γ-Butyrolactone Impurity 4


    Formula:C8H12O3
    Color and Shape:Pale Yellow Liquid
    Molecular weight:156.18

    Ref: 4Z-G-199004

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Norfloxacin Impurity 17


    Formula:C25H28FN3O5
    Molecular weight:469.51

    Ref: 4Z-N-3235

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

    CAS:
    Formula:C15H22O10
    Purity:≥ 96.5%
    Color and Shape:White, off-white or faint brown powder
    Molecular weight:362.33

    Ref: 7W-GC8147

    25mg
    73.00€
    100mg
    159.00€
  • Chlormadinone Acetate EP Impurity H

    CAS:
    Formula:C24H34O4
    Molecular weight:386.53

    Ref: 4Z-C-6515

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

    CAS:
    Formula:C10H14N5O8P
    Molecular weight:363.23

    Ref: 4Z-F-581

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Oxybutynin EP Impurity F (Oxybutynin USP Related Compound B)

    CAS:
    Formula:C15H20O3
    Color and Shape:White To Off-White Solid
    Molecular weight:248.32

    Ref: 4Z-O-0717

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

    CAS:
    Formula:C23H26O11
    Molecular weight:478.45

    Ref: 4Z-T-189009

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Octreotide Impurity 18


    Formula:C40H57N9O9S2
    Molecular weight:872.07

    Ref: 4Z-PO-036028

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Ampicillin Impurity 6 Disodium Salt


    Formula:C24H29N5O7S2·2Na
    Molecular weight:563.65 2*22.99

    Ref: 4Z-A-6621

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Milrinone lactate

    CAS:
    Formula:C15H15N3O4
    Molecular weight:301.30

    Ref: 7W-GP6618

    ne
    To inquire
  • Ref: 4Z-C-445102

    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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  • Flucloxacillin Impurity 1 Disodium Salt


    Formula:C21H19ClFN3O7S·2Na
    Color and Shape:White To Off-White Solid
    Molecular weight:511.92 2*22.99

    Ref: 4Z-F-513

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Aripiprazole Impurity 4

    CAS:
    Formula:C36H42Cl2N4O4
    Color and Shape:White To Off-White Solid
    Molecular weight:665.67

    Ref: 4Z-A-1422

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Naftifine Impurity 3

    CAS:
    Formula:C21H21NO
    Color and Shape:White To Off-White Solid
    Molecular weight:303.41

    Ref: 4Z-N-053008

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

    CAS:
    Formula:C4H10ClNO·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:123.58 36.46

    Ref: 4Z-I-057033

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

    CAS:
    Formula:C18H18F3NO4
    Purity:≤ 0.1% (2,2′-oxydiethanol)
    Color and Shape:Yellowish viscous liquid
    Molecular weight:369.33

    Ref: 7W-GP6181

    1g
    261.00€
    250mg
    106.00€
  • Chelerythrine

    CAS:
    Formula:C21H18NO4
    Purity:≥ 98.0%
    Color and Shape:White to yellow powder
    Molecular weight:348.37

    Ref: 7W-GP0942

    ne
    To inquire
  • Prednisolone EP Impurity J (11-Deoxy Prednisolone)

    CAS:
    Formula:C21H28O4
    Color and Shape:Pale Yellow Solid
    Molecular weight:344.45

    Ref: 4Z-P-11136

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

    CAS:
    Formula:C24H34O5
    Molecular weight:402.53

    Ref: 4Z-C-414003

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Neostigmine Impurity 8 Metilsulfate

    CAS:
    Formula:C10H16NO·CH3O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:166.24 111.09

    Ref: 4Z-N-4911

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

    CAS:
    Formula:C45H58N10O8S2·2C2HF3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:931.15 2 114.02

    Ref: 4Z-PO-036006

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Penehyclidine Impurity 6 (Mixture of Diastereomers)


    Formula:C33H45NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:503.73

    Ref: 4Z-P-116002

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Pentoxyverine EP Impurity A

    CAS:
    Formula:C12H14O2
    Molecular weight:190.24

    Ref: 4Z-P-3314

    5mg
    To inquire
    10mg
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    25mg
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    50mg
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    100mg
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  • 2-Chloro-4-fluorobenzyl bromide

    CAS:
    Formula:C7H5BrClF
    Molecular weight:223.48

    Ref: 7W-GP0029

    ne
    To inquire
  • Cetilistat Impurity 8

    CAS:
    Formula:C21H31NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:345.48

    Ref: 4Z-C-200003

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