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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 56796 products of "APIs for research and impurities"

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  • Nebivolol Impurity 13 HCl (SS,SS)

    CAS:
    Formula:C22H25F2NO4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:405.44 36.46

    Ref: 4Z-N-2028

    5mg
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    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
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  • Enzalutamide Impurity 10


    Formula:C28H16F7N5O2S
    Color and Shape:White To Off-White Solid
    Molecular weight:619.52

    Ref: 4Z-E-068023

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Aprepitant

    CAS:
    Formula:C23H21F7N4O3
    Purity:(HPLC) ≥ 98.0%
    Color and Shape:White to off-white powder
    Molecular weight:534.43

    Ref: 7W-GP4641

    1g
    564.00€
    250mg
    185.00€
  • Chlorambucil EP Impurity F


    Formula:C42H55Cl4N3O6
    Color and Shape:Colorless Liquid
    Molecular weight:839.74

    Ref: 4Z-C-6111

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Citalopram EP Impurity C Oxalate (3-Oxo Citalopram Oxalate)

    CAS:
    Formula:C20H19FN2O2·C2H2O4
    Color and Shape:White To Off-White Solid
    Molecular weight:338.38 90.03

    Ref: 4Z-C-0948

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Loratadine EP Impurity G (Loratadine USP Related Compound B, Methyl Loratadine)

    CAS:
    Formula:C20H21ClN2
    Color and Shape:Off-White Solid
    Molecular weight:324.85

    Ref: 4Z-L-1028

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
    250mg
    2,703.00€
  • Calcifediol EP Impurity B

    CAS:
    Formula:C27H44O2
    Molecular weight:400.65

    Ref: 4Z-C-273003

    5mg
    To inquire
    10mg
    4,368.00€
    25mg
    8,008.00€
    50mg
    13,104.00€
    100mg
    To inquire
  • Donepezil EP Impurity A HCl (Desbenzyl Donepezil HCl)

    CAS:
    Formula:C17H23NO3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:289.38 36.46

    Ref: 4Z-D-138

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

    CAS:
    Formula:C16H22N2O4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:306.36 36.46

    Ref: 4Z-C-121016

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Erythromycin Ethylsuccinate EP Impurity G


    Formula:C42H73NO16
    Color and Shape:White To Off-White Solid
    Molecular weight:848.04

    Ref: 4Z-E-2030

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


    Formula:C25H20Cl4N2S2·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:554.39 36.46

    Ref: 4Z-B-586

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

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

    Ref: 7W-GA8311

    1g
    33.00€
    5g
    74.00€
    25g
    224.00€
  • Quetiapine Impurity 16

    CAS:
    Formula:C13H8ClNS
    Color and Shape:White To Off-White Solid
    Molecular weight:245.72

    Ref: 4Z-Q-0128

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

    CAS:
    Formula:C18H22O3
    Color and Shape:White To Off-White Solid
    Molecular weight:286.37

    Ref: 4Z-E-3520

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

    CAS:
    Formula:C12H21NO8S
    Purity:98.0 - 102.0 % (anhydrous basis)
    Color and Shape:White to almost white powder
    Molecular weight:339.36

    Ref: 7W-GC1245

    1g
    79.00€
    5g
    243.00€
  • Aztreonam

    CAS:
    Formula:C13H17N5O8S2
    Purity:95.0 - 105.0 % (dried basis)
    Color and Shape:White to off-white crystalline powder
    Molecular weight:435.43

    Ref: 7W-GA5815

    1g
    118.00€
    5g
    370.00€
    25g
    1,057.00€
    100mg
    42.00€
    500mg
    79.00€
  • Cefcapene pivoxil

    CAS:
    Formula:C23H29N5O8S2
    Molecular weight:567.64

    Ref: 7W-GP3651

    ne
    To inquire
  • Alverine EP Impurity D HCl

    CAS:
    Formula:C20H33N·HCl
    Molecular weight:287.49 36.46

    Ref: 4Z-A-5411

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

    CAS:
    Formula:C16H18N4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:314.35

    Ref: 4Z-P-104005

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

    CAS:
    Formula:C8H12O4
    Molecular weight:172.18

    Ref: 4Z-B-2416

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Pantoprazole Impurity 16 HCl

    CAS:
    Formula:C7H7Cl2NO·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:192.05 36.46

    Ref: 4Z-P-0137

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

    CAS:
    Formula:C21H25NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:323.44

    Ref: 4Z-P-116020

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

    CAS:
    Formula:C10H21NO·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:171.28 36.46

    Ref: 4Z-T-6215

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Tadalafil Impurity 103


    Formula:C22H20ClN3O4
    Molecular weight:425.87

    Ref: 4Z-T-10152

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

    CAS:
    Formula:C13H18O3
    Color and Shape:White To Off-White Solid
    Molecular weight:222.28

    Ref: 4Z-I-0413

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

    CAS:
    Formula:C22H17ClN2
    Purity:98.0 - 100.5 % (dried basis)
    Color and Shape:White or pale yellow powder
    Molecular weight:344.84

    Ref: 7W-GA8137

    5g
    39.00€
    25g
    128.00€
    100g
    389.00€
  • Fluoxetine EP Impurity A (Atomoxetine EP Impurity H, Atomoxetine USP Related Compound A)

    CAS:
    Formula:C10H15NO
    Color and Shape:Off-White Solid
    Molecular weight:165.24

    Ref: 4Z-F-075

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • ZZR Impurity 115


    Formula:C21H30FN3OS
    Color and Shape:Pale Yellow Solid
    Molecular weight:391.55

    Ref: 4Z-Z-039127

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Desonide Impurity 7

    CAS:
    Formula:C24H31BrO6
    Color and Shape:White To Off-White Solid
    Molecular weight:495.41

    Ref: 4Z-D-4116

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

    CAS:
    Formula:C25H32O4
    Color and Shape:White To Off-White Solid
    Molecular weight:396.53

    Ref: 4Z-C-199002

    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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  • Trimethoprim EP Impurity F

    CAS:
    Formula:C13H15BrN4O2
    Color and Shape:White To Off-White Solid
    Molecular weight:339.19

    Ref: 4Z-T-705

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Pyridostigmine EP Impurity B Bromide (Pyridostigmine USP Related Compound B)

    CAS:
    Formula:C6H8NO·Br
    Color and Shape:White To Off-White Solid
    Molecular weight:110.14 79.90

    Ref: 4Z-P-624

    5mg
    To inquire
    10mg
    825.00€
    25mg
    1,335.00€
    50mg
    2,245.00€
    100mg
    To inquire
  • Morinidazole Impurity 5

    CAS:
    Formula:C11H19N3O2
    Color and Shape:Off-White Solid
    Molecular weight:225.29

    Ref: 4Z-M-168009

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


    Formula:C15H17Cl2NO3
    Color and Shape:Off-White Solid
    Molecular weight:330.21

    Ref: 4Z-O-061007

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Hesperidin (Diosmin EP Impurity B)

    CAS:
    Formula:C28H34O15
    Color and Shape:White To Off-White Solid
    Molecular weight:610.57

    Ref: 4Z-H-092

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Aprepitant Impurity 34


    Formula:C27H24F7NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:527.49

    Ref: 4Z-A-3217

    5mg
    To inquire
    10mg
    To inquire
    25mg
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    50mg
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    100mg
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  • Linagliptin Impurity 43

    CAS:
    Formula:C30H36N8O4
    Color and Shape:White To Off-White Solid
    Molecular weight:572.67

    Ref: 4Z-L-4437

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Cyclobenzaprine HCl (Nortriptyline EP Impurity E HCl, Amitriptyline EP Impurity B HCl)

    CAS:
    Formula:C20H21N·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:275.40 36.46

    Ref: 4Z-C-312

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Cyclobenzaprine-d6 HCl (Nortriptyline EP Impurity E-d6 HCl, Amitriptyline EP Impurity B-d6 HCl)

    CAS:
    Formula:C20H15D6N·HCl
    Color and Shape:Off-White To Pale Yellow Solid
    Molecular weight:281.43 36.46

    Ref: 4Z-C-318

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Betamethasone Impurity 8

    CAS:
    Formula:C22H28BrFO5
    Color and Shape:White To Off-White Solid
    Molecular weight:471.36

    Ref: 4Z-B-065051

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Cefaclor Impurity 4 Ditrifluoroacetate


    Formula:C22H22N4O4S·2C2HF3O2
    Color and Shape:White To Off-White Solid
    Molecular weight:438.51 2*114.02

    Ref: 4Z-C-6612

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Daclatasvir Impurity 5 (SRSS-Isomer)

    CAS:
    Formula:C40H50N8O6
    Color and Shape:Yellow Solid
    Molecular weight:738.89

    Ref: 4Z-D-145004

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

    CAS:
    Formula:C11H11NO5S
    Molecular weight:269.27

    Ref: 4Z-P-2518

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Clomifene EP Impurity C Citrate

    CAS:
    Formula:C26H29NO2·C6H8O7
    Molecular weight:387.52 192.12

    Ref: 4Z-C-8212

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

    CAS:
    Formula:C22H30O4
    Color and Shape:White To Off-White Solid
    Molecular weight:358.48

    Ref: 4Z-D-4114

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Prednisolone Impurity (9-Hydroxy Prednisolone)


    Formula:C21H28O5
    Color and Shape:White To Off-White Solid
    Molecular weight:360.45

    Ref: 4Z-P-11151

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Norfloxacin Impurity 6 HCl

    CAS:
    Formula:C16H19N3O3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:301.35 36.46

    Ref: 4Z-N-3221

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

    CAS:
    Formula:C24H33NO3
    Molecular weight:383.52

    Ref: 7W-GP3198

    ne
    To inquire
  • Etrasimod Impurity 4

    CAS:
    Formula:C13H14ClF3
    Molecular weight:262.70

    Ref: 4Z-E-208005

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