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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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  • Elmustine Impurity 1

    CAS:
    Formula:C5H10ClN3O3
    Molecular weight:195.60

    Ref: 4Z-E-133002

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Valsartan Impurity 48

    CAS:
    Formula:C19H21N5O2
    Molecular weight:351.41

    Ref: 4Z-V-0271

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

    CAS:
    Formula:C17H16FN3O2S
    Molecular weight:345.39

    Ref: 4Z-V-051002

    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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  • Ciprofloxacin EP Impurity C HCl

    CAS:
    Formula:C15H16FN3O3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:305.31 36.46

    Ref: 4Z-C-087

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

    CAS:
    Formula:C32H37I6N5O14
    Color and Shape:White To Off-White Solid
    Molecular weight:1477.10

    Ref: 4Z-I-057005

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Fasudil Impurity 8

    CAS:
    Formula:C9H7NO3S
    Color and Shape:Pink Solid
    Molecular weight:209.22

    Ref: 4Z-F-6112

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


    Formula:C10H16N4O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:288.32

    Ref: 4Z-C-11122

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

    CAS:
    Formula:C13H16O
    Color and Shape:White To Off-White Solid
    Molecular weight:188.27

    Ref: 4Z-N-077005

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Doxazosin Impurity 6 HCl

    CAS:
    Formula:C22H23N5O5·HCl
    Molecular weight:437.46 36.46

    Ref: 4Z-D-1418

    5mg
    To inquire
    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Sacubitril Impurity 19

    CAS:
    Formula:C22H23NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:365.43

    Ref: 4Z-S-072025

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • N-Nitroso Dabigatran Impurity 65


    Formula:C27H25N7O4
    Molecular weight:511.54

    Ref: 4Z-D-59126

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

    CAS:
    Formula:C18H24O3
    Color and Shape:White To Off-White Solid
    Molecular weight:288.39

    Ref: 4Z-E-354

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

    CAS:
    Formula:C20H21ClN2
    Color and Shape:Yellow Solid
    Molecular weight:324.85

    Ref: 4Z-L-1021

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Trandolapril EP Impurity E (Trandolapril USP Related Compound E, Trandolaprilat)

    CAS:
    Formula:C22H30N2O5
    Color and Shape:Off-White Solid
    Molecular weight:402.49

    Ref: 4Z-T-072

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Glyceric Acid Impurity 1

    CAS:
    Formula:C10H12O4
    Molecular weight:196.20

    Ref: 4Z-G-059007

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Paroxetine EP Impurity A HCl (Desfluoro Paroxetine HCl)

    CAS:
    Formula:C19H21NO3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:311.38 36.46

    Ref: 4Z-P-027

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


    Formula:C45H68N10O13S
    Molecular weight:989.16

    Ref: 4Z-PC-279009

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • Spironolactone EP Impurity E (7-β Spironolactone)

    CAS:
    Formula:C24H32O4S
    Color and Shape:White To Off-White Solid
    Molecular weight:416.58

    Ref: 4Z-S-085

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Fluoxetine Impurity 12

    CAS:
    Formula:C11H17NO
    Color and Shape:White To Off-White Solid
    Molecular weight:179.26

    Ref: 4Z-F-0723

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


    Formula:C19H30N2O6S2
    Color and Shape:White To Off-White Solid
    Molecular weight:446.58

    Ref: 4Z-C-178

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Pidotimod Impurity 39

    CAS:
    Formula:C8H12N2O4
    Molecular weight:200.19

    Ref: 4Z-P-136047

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Bupivacaine EP Impurity B (Bupivacaine USP Related Compound B (Free Form))

    CAS:
    Formula:C14H20N2O
    Color and Shape:White To Off-White Solid
    Molecular weight:232.33

    Ref: 4Z-B-066

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Rivastigmine Hydrogen Tartrate EP Impurity G

    CAS:
    Formula:C9H12O2
    Color and Shape:Pale Yellow Liquid
    Molecular weight:152.19

    Ref: 4Z-R-079

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Dapagliflozin Impurity 21


    Formula:C29H33ClO10
    Color and Shape:White To Off-White Solid
    Molecular weight:577.02

    Ref: 4Z-D-6227

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Lercanidipine Impurity 1


    Formula:C21H27N3O6
    Color and Shape:Yellow Solid
    Molecular weight:417.46

    Ref: 4Z-L-1733

    5mg
    To inquire
    10mg
    635.00€
    25mg
    1,032.00€
    50mg
    1,699.00€
    100mg
    To inquire
  • Cefpodoxime Proxetil Impurity 3 (Mixture of Diastereomers)


    Formula:C43H52N10O19S4
    Color and Shape:Off-White Solid
    Molecular weight:1141.18

    Ref: 4Z-C-8515

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Iopromide Impurity 12

    CAS:
    Formula:C22H26I3N3O10
    Color and Shape:White To Off-White Solid
    Molecular weight:873.17

    Ref: 4Z-I-057020

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Prucalopride Impurity 59 Trifluoroacetate


    Formula:C18H24ClN3O3·C2HF3O2
    Molecular weight:365.86 114.02

    Ref: 4Z-P-127071

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

    CAS:
    Formula:C19H30O5
    Purity:≥ 98.0% (dried basis)
    Color and Shape:Yellow to orange powder
    Molecular weight:338.44

    Ref: 7W-GP4628

    1g
    79.00€
    5g
    243.00€
  • Propyphenazone Impurity 1


    Formula:C17H24N2O
    Color and Shape:Yellow Oil
    Molecular weight:272.39

    Ref: 4Z-P-177004

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

    CAS:
    Formula:C22H28O4
    Color and Shape:Off-White Solid
    Molecular weight:356.46

    Ref: 4Z-B-065015

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Pilocarpine EP Impurity C Sodium Salt

    CAS:
    Formula:C11H17N2O3·Na
    Color and Shape:White To Off-White Solid
    Molecular weight:225.27 22.99

    Ref: 4Z-P-774

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Triptorelin Impurity 10 Tritrifluoroacetate


    Formula:C59H77N17O11·3C2HF3O2
    Molecular weight:1200.37 3*114.02

    Ref: 4Z-PT-146013

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Posaconazole Impurity 103


    Formula:C33H36F2N6O4
    Molecular weight:618.69

    Ref: 4Z-P-38136

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

    CAS:
    Formula:C14H27NO4
    Color and Shape:Pale Yellow Oil
    Molecular weight:273.37

    Ref: 4Z-A-1237

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

    CAS:
    Formula:C21H27N9O9S2
    Molecular weight:613.62

    Ref: 7W-GP8744

    ne
    To inquire
  • Iohexol EP Impurity G (Mixture of Isomers)


    Formula:C16H21I2N3O7
    Color and Shape:White To Off-White Solid
    Molecular weight:621.17

    Ref: 4Z-I-3729

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

    CAS:
    Formula:C25H37NO4
    Purity:≥ 97.0%
    Color and Shape:White or off-white crystalline powder or crystals
    Molecular weight:415.57

    Ref: 7W-GX7154

    10g
    3,057.00€
    5mg
    91.00€
    25mg
    231.00€
  • Epinephrine Impurity 86 HCl

    CAS:
    Formula:C9H13NO3·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:183.21 36.46

    Ref: 4Z-E-2651

    5mg
    To inquire
    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
    100mg
    To inquire
  • Levofloxacin Impurity 9

    CAS:
    Formula:C15H13F2NO4
    Color and Shape:White To Off-White Solid Solid
    Molecular weight:309.27

    Ref: 4Z-L-2325

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Ropinirole EP Impurity B HCl

    CAS:
    Formula:C16H24N2O·HCl
    Color and Shape:Off-White Solid
    Molecular weight:260.38 36.46

    Ref: 4Z-R-1317

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

    CAS:
    Formula:C8H11N3O3S
    Color and Shape:Off-White Solid
    Molecular weight:229.25

    Ref: 4Z-L-204

    5mg
    To inquire
    10mg
    3,640.00€
    25mg
    6,674.00€
    50mg
    10,920.00€
    100mg
    To inquire
  • (S)-(-)-Propranolol hydrochloride

    CAS:
    Formula:C10H7OCH2CH(OH)CH2NHCH(CH3)2·HCl
    Molecular weight:295.80

    Ref: 7W-GP4659

    ne
    To inquire
  • N-Nitroso Nicergoline EP Impurity H

    CAS:
    Formula:C23H23BrN4O4
    Molecular weight:499.37

    Ref: 4Z-N-070030

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Tadalafil EP Impurity E

    CAS:
    Formula:C22H19N3O6
    Color and Shape:Off-White Solid
    Molecular weight:421.41

    Ref: 4Z-T-1016

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Vildagliptin Impurity 37 HCl


    Formula:C17H24N4O4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:348.40 36.46

    Ref: 4Z-V-2248

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

    CAS:
    Formula:C15H17NO·HCl
    Molecular weight:227.31 36.46

    Ref: 4Z-B-101013

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Clethodim Impurity 12

    CAS:
    Formula:C12H17NO3
    Molecular weight:223.27

    Ref: 4Z-C-9818

    5mg
    To inquire
    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
    100mg
    To inquire
  • Valdecoxib Impurity 35

    CAS:
    Formula:C16H12ClNO3S
    Color and Shape:Off-White Solid
    Molecular weight:333.79

    Ref: 4Z-V-097

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Glimepiride EP Impurity H (Glimepiride Toluene Analog)


    Formula:C24H28N4O5S
    Color and Shape:White To Off-White Solid
    Molecular weight:484.57

    Ref: 4Z-G-0615

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