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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 57982 products of "APIs for research and impurities"

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  • Luminol

    CAS:
    Formula:C8H7N3O2
    Purity:98.0 - 102.0 %
    Color and Shape:Yellow to yellow-green or beige crystalline powder
    Molecular weight:177.16

    Ref: 7W-GP8383

    1g
    25.00€
    5g
    50.00€
    25g
    120.00€
    100g
    296.00€
  • Imipramine HCl (Clomipramine HCl EP Impurity B HCl)

    CAS:
    Formula:C19H24N2·HCl
    Molecular weight:280.42 36.46

    Ref: 4Z-I-016

    5mg
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    10mg
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  • Pranoprofen Impurity 14

    CAS:
    Formula:C15H13NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:271.27

    Ref: 4Z-P-110016

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Dienogest Impurity 3

    CAS:
    Formula:C20H28O3
    Color and Shape:White To Off-White Solid
    Molecular weight:316.44

    Ref: 4Z-D-4224

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Apixaban Impurity 13 Potassium Salt

    CAS:
    Formula:C25H26N5O5·K
    Color and Shape:White To Off-White Solid
    Molecular weight:476.51 39.10

    Ref: 4Z-A-10227

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Cefamandole EP Impurity C Sodium Salt

    CAS:
    Formula:C20H19N6O6S2·Na
    Color and Shape:Off-White Solid
    Molecular weight:503.54 22.99

    Ref: 4Z-C-162002

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

    CAS:
    Formula:C15H26O2
    Molecular weight:238.37

    Ref: 4Z-S-271004

    5mg
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    10mg
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  • Afatinib Impurity 18

    CAS:
    Formula:C24H26FN5O3
    Color and Shape:Pale Brown Solid
    Molecular weight:451.50

    Ref: 4Z-A-111033

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Hydroxychloroquine Sulfate EP Impurity C (Desethyl Hydroxy Chloroquine)

    CAS:
    Formula:C16H22ClN3O
    Color and Shape:White To Off-White Solid
    Molecular weight:307.82

    Ref: 4Z-H-064

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Levetiracetam Impurity 18

    CAS:
    Formula:C4H5Cl3O
    Molecular weight:175.43

    Ref: 4Z-L-0523

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Chlorhexidine EP Impurity N Tritrifluoroacetate

    CAS:
    Formula:C15H25ClN8·3C2HF3O2
    Molecular weight:352.87 3*114.02

    Ref: 4Z-C-139030

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Morantel EP Impurity A L-Tartrate


    Formula:C12H16N2S·C4H6O6
    Molecular weight:220.33 150.09

    Ref: 4Z-M-192005

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

    CAS:
    Formula:C29H39N3O3
    Color and Shape:White To Off-White Solid
    Molecular weight:477.65

    Ref: 4Z-B-1715

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Apramycin sulfate salt

    CAS:
    Formula:C21H41N5O11·xH2SO4
    Purity:Apramycin: ≥ 550μg/mg (anhydrous basis)
    Color and Shape:Yellow to dark yellow powder
    Molecular weight:539.58 (free base)

    Ref: 7W-GA8829

    1g
    29.00€
    5g
    44.00€
    25g
    114.00€
  • Diltiazem hydrochloride

    CAS:
    Formula:C22H26N2O4S·HCl
    Purity:98.0 - 102.0 % (dried basis)
    Color and Shape:White to off-white crystalline powder
    Molecular weight:450.98

    Ref: 7W-GP1599

    1g
    31.00€
    5g
    61.00€
    10g
    93.00€
    25g
    194.00€
  • Metronidazole EP Impurity F

    CAS:
    Formula:C8H13N3O4
    Color and Shape:Yellow Solid
    Molecular weight:215.21

    Ref: 4Z-M-635

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Etravirine Impurity 9


    Formula:C19H16BrN5O
    Color and Shape:White To Off-White Solid
    Molecular weight:410.28

    Ref: 4Z-E-2214

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Tafluprost Impurity 9

    CAS:
    Formula:C27H41NO8
    Molecular weight:507.62

    Ref: 4Z-T-486011

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Tecarfarin Impurity 1

    CAS:
    Formula:C17H12O5
    Molecular weight:296.28

    Ref: 4Z-T-180003

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Norepinephrine Impurity 12 HCl

    CAS:
    Formula:C8H11NO3·HCl
    Color and Shape:Off-White Solid
    Molecular weight:169.18 36.46

    Ref: 4Z-N-1724

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Orlistat Impurity 21

    CAS:
    Formula:C22H40O2
    Color and Shape:White To Off-White Solid
    Molecular weight:336.56

    Ref: 4Z-O-181

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Perphenazine DiHCl (Fluphenazine Dihydrochloride EP Impurity E DiHCl)

    CAS:
    Formula:C21H26ClN3OS·2HCl
    Molecular weight:403.98 2*36.46

    Ref: 4Z-P-202

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • Paclitaxel EP Impurity O

    CAS:
    Formula:C49H53NO14
    Color and Shape:White To Off-White Solid
    Molecular weight:879.97

    Ref: 4Z-P-2812

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Ensifentrine Impurity 4

    CAS:
    Formula:C25H30N4O3
    Molecular weight:434.54

    Ref: 4Z-E-225008

    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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  • Candesartan Cilexetil EP Impurity I

    CAS:
    Formula:C25H22N6O3
    Color and Shape:White To Off-White Solid
    Molecular weight:454.49

    Ref: 4Z-C-0118

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


    Formula:C29H40N2O15S
    Molecular weight:688.70

    Ref: 4Z-B-519

    5mg
    To inquire
    10mg
    6,067.00€
    25mg
    11,163.00€
    50mg
    18,200.00€
    100mg
    To inquire
  • D-(+)-Galactosamine hydrochloride

    CAS:
    Formula:C6H13NO5·HCl
    Purity:≥ 98.0%
    Color and Shape:White to off-white powder
    Molecular weight:215.64

    Ref: 7W-GC4603

    1g
    78.00€
    5g
    225.00€
    10mg
    19.00€
    250mg
    29.00€
  • Lesinurad Impurity 18


    Formula:C14H9BrClN3O2S
    Color and Shape:White To Off-White Solid
    Molecular weight:398.67

    Ref: 4Z-L-109019

    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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  • Anastrozole Impurity 10

    CAS:
    Formula:C11H10N2
    Color and Shape:White To Off-White Solid
    Molecular weight:170.22

    Ref: 4Z-A-2414

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Oseltamivir EP Impurity G

    CAS:
    Formula:C16H28N2O4
    Color and Shape:White To Off-White Solid
    Molecular weight:312.41

    Ref: 4Z-O-117

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Leuprorelin (Leuprolide) EP Impurity H Ditrifluoroacetate

    CAS:
    Formula:C59H84N16O12·2C2HF3O2
    Molecular weight:1209.42 2*114.02

    Ref: 4Z-PL-4130

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

    CAS:
    Formula:C15H12BrN5O3
    Color and Shape:White To Off-White Solid
    Molecular weight:390.20

    Ref: 4Z-B-1626

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Acamprosate EP Impurity C Potassium Salt

    CAS:
    Formula:C6H12NO4S·K
    Color and Shape:White To Off-White Solid
    Molecular weight:194.23 39.10

    Ref: 4Z-A-157

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Cefotaxime Impurity 2 Triethylamine Salt


    Formula:C21H18N6O5S4·Et3N
    Color and Shape:Off-White Solid
    Molecular weight:562.67 101.19

    Ref: 4Z-C-106012

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Clindamycin Impurity 57 HCl


    Formula:C27H49ClN2O6S·HCl
    Molecular weight:565.21 36.46

    Ref: 4Z-C-50110

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

    CAS:
    Formula:C22H24F3N·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:359.44 36.46

    Ref: 4Z-C-4026

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

    CAS:
    Formula:C25H35FO5
    Molecular weight:434.55

    Ref: 4Z-T-486009

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • Sibutramine Impurity 11

    CAS:
    Formula:C15H19ClO
    Color and Shape:Pale Yellow Liquid
    Molecular weight:250.77

    Ref: 4Z-S-0515

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Amiodarone EP Impurity B-d4 HCl (N-Desethyl Amiodarone-d4 HCl)

    CAS:
    Formula:C23H21D4I2NO3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:621.29 36.46

    Ref: 4Z-A-074

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

    CAS:
    Formula:C27H37ClFN3O12
    Molecular weight:650.05

    Ref: 7W-GP4865

    ne
    To inquire
  • Difluprednate Impurity 9


    Formula:C27H35FO8
    Color and Shape:Off-White Solid
    Molecular weight:506.56

    Ref: 4Z-D-125014

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Methylaminolevulinate EP Impurity B-d2 HCl

    CAS:
    Formula:C5H7D2NO3·HCl
    Color and Shape:Off-White Solid
    Molecular weight:133.14 36.46

    Ref: 4Z-A-207002

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Fentanyl Impurity 16

    CAS:
    Formula:C13H19NO
    Molecular weight:205.30

    Ref: 4Z-F-157016

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Cimetidine EP Impurity J DiHCl

    CAS:
    Formula:C7H13N3S·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:171.26 2*36.46

    Ref: 4Z-C-4310

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Nifuratel Impurity 28


    Formula:C9H9NO7
    Molecular weight:243.17

    Ref: 4Z-N-4731

    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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  • Lapatinib Impurity 18-d4

    CAS:
    Formula:C13H7D4ClFNO
    Color and Shape:White To Off-White Solid
    Molecular weight:255.71

    Ref: 4Z-L-2517

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Olsalazine Sodium EP Impurity H

    CAS:
    Formula:C21H14N4O9
    Color and Shape:Black Solid
    Molecular weight:466.36

    Ref: 4Z-O-229

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


    Formula:C24H39NO13S
    Color and Shape:Off-White Solid
    Molecular weight:581.63

    Ref: 4Z-T-054

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Cholic Acid Impurity 31

    CAS:
    Formula:C25H40O5
    Color and Shape:White To Off-White Solid
    Molecular weight:420.59

    Ref: 4Z-C-5734

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

    CAS:
    Formula:C15H8Cl2F6N2O
    Color and Shape:White To Off-White Solid
    Molecular weight:417.13

    Ref: 4Z-S-2717

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