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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 56644 products of "APIs for research and impurities"

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  • N-Nitroso Metoprolol EP Impurity C


    Formula:C13H18N2O4
    Molecular weight:266.30

    Ref: 4Z-M-0839

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
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  • Terfenadine EP Impurity D

    CAS:
    Formula:C32H39NO
    Molecular weight:453.67

    Ref: 4Z-T-195003

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Naratriptan Impurity 14

    CAS:
    Formula:C31H41N5O2S
    Color and Shape:Pale Yellow Solid
    Molecular weight:547.76

    Ref: 4Z-N-277

    5mg
    To inquire
    10mg
    4,368.00€
    25mg
    8,008.00€
    50mg
    13,104.00€
    100mg
    To inquire
  • PBT Impurity 7

    CAS:
    Formula:C28H34O10
    Color and Shape:White To Off-White Solid
    Molecular weight:530.57

    Ref: 4Z-P-261007

    5mg
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    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Lidocaine hydrochloride monohydrate, 98%

    CAS:
    Formula:C14H22N2O·HCl·H2O
    Purity:98.0 - 102.0 % (anhydrous basis)
    Color and Shape:White or almost white powder
    Molecular weight:288.82

    Ref: 7W-GP7771

    5g
    22.00€
    10g
    33.00€
    25g
    53.00€
    100g
    128.00€
  • Dibucaine Impurity D (Cinchocaine EP Impurity D)

    CAS:
    Formula:C14H15NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:245.28

    Ref: 4Z-D-652

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
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  • Bempedoic Acid Impurity 1-d4 (ESP15228-d4)

    CAS:
    Formula:C19H30D4O5
    Molecular weight:346.50

    Ref: 4Z-B-168004

    5mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • 6-Methyluracil

    CAS:
    Formula:C5H6N2O2
    Purity:≥ 97.5%
    Color and Shape:White to off-white powder
    Molecular weight:126.12

    Ref: 7W-GP3236

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  • Tiaprofenic acid

    CAS:
    Formula:C14H12O3S
    Purity:99.0 - 101.0 %
    Color and Shape:White to off-white crystalline powder
    Molecular weight:260.31

    Ref: 7W-GP9951

    25mg
    118.00€
    100mg
    292.00€
  • Vortioxetine Impurity 32

    CAS:
    Formula:C14H13NO2S
    Color and Shape:Yellow Solid
    Molecular weight:259.32

    Ref: 4Z-V-043035

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Apixaban Impurity 4 (BMS-728626-01)

    CAS:
    Formula:C26H27N5O4
    Color and Shape:White To Off-White Solid
    Molecular weight:473.53

    Ref: 4Z-A-10205

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Cabazitaxel Impurity 19

    CAS:
    Formula:C24H21NO5
    Color and Shape:White To Off-White Solid
    Molecular weight:403.43

    Ref: 4Z-C-9429

    5mg
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    10mg
    1,699.00€
    25mg
    3,155.00€
    50mg
    5,096.00€
    100mg
    To inquire
  • Ambroxol Impurity 8

    CAS:
    Formula:C13H20N2O
    Color and Shape:White To Off-White Solid
    Molecular weight:220.32

    Ref: 4Z-A-6022

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Albendazole Impurity 5 (2-Nitro-4-Thiocyanatoaniline)

    CAS:
    Formula:C7H5N3O2S
    Color and Shape:Yellow Solid
    Molecular weight:195.20

    Ref: 4Z-A-1618

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
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  • Lometrexol hydrate

    CAS:
    Formula:C21H25N5O6
    Molecular weight:443.45

    Ref: 7W-GP3541

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  • Levothyroxine Impurity 29

    CAS:
    Formula:C13H8I4O3
    Color and Shape:White To Off-White Solid
    Molecular weight:719.82

    Ref: 4Z-L-4651

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

    CAS:
    Formula:C22H26BrN7O
    Color and Shape:Yellow Solid
    Molecular weight:484.40

    Ref: 4Z-P-196029

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Ibuprofen Impurity 27

    CAS:
    Formula:C13H16O2
    Color and Shape:White To Off-White Solid
    Molecular weight:204.27

    Ref: 4Z-I-0456

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Flumethasone Impurity 7

    CAS:
    Formula:C22H26F2O4
    Molecular weight:392.44

    Ref: 4Z-F-7010

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Ketorolac EP Impurity I (Ketorolac USP Related Compound D)

    CAS:
    Formula:C14H13NO
    Color and Shape:White To Off White Solid
    Molecular weight:211.26

    Ref: 4Z-K-0311

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

    CAS:
    Formula:C19H26N2O5S
    Color and Shape:Off-White Solid
    Molecular weight:394.49

    Ref: 4Z-T-127

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Rotigotine Impurity 15


    Formula:C18H23NOS
    Color and Shape:Pale Gray Solid
    Molecular weight:301.45

    Ref: 4Z-R-4328

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

    CAS:
    Formula:C43H66O15
    Color and Shape:White To Off-White Solid
    Molecular weight:822.99

    Ref: 4Z-D-758

    5mg
    To inquire
    10mg
    2,912.00€
    25mg
    5,339.00€
    50mg
    8,858.00€
    100mg
    To inquire
  • Clenbuterol EP Impurity B HCl

    CAS:
    Formula:C12H16Cl2N2O·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:275.18 36.46

    Ref: 4Z-C-108

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

    CAS:
    Formula:C32H40BrN5O5
    Color and Shape:White To Off-White Solid
    Molecular weight:654.61

    Ref: 4Z-B-336

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Etodolac EP Impurity L (E-isomer)


    Formula:C17H21NO3
    Color and Shape:Yellow Solid
    Molecular weight:287.36

    Ref: 4Z-E-0518

    5mg
    To inquire
    10mg
    1,942.00€
    25mg
    3,580.00€
    50mg
    5,764.00€
    100mg
    To inquire
  • 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
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Gestodene EP Impurity E (6-keto Gestodene)


    Formula:C21H24O3
    Color and Shape:Pale Yellow Solid
    Molecular weight:324.42

    Ref: 4Z-G-1911

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

    CAS:
    Formula:C23H18N2O2
    Color and Shape:Yellow Solid
    Molecular weight:354.41

    Ref: 4Z-E-4315

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

    CAS:
    Formula:C8H18N2O4
    Molecular weight:206.24

    Ref: 4Z-S-515

    5mg
    To inquire
    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
    100mg
    To inquire
  • Ampicillin sodium salt, cell culture grade

    CAS:
    Formula:C16H18N3NaO4S
    Purity:≥ 91.0% (anhydrous basis)
    Color and Shape:White to light-yellow powder
    Molecular weight:371.39

    Ref: 7W-GA0283

    5g
    33.00€
    25g
    89.00€
    100g
    234.00€
  • Formoterol Impurity 2 (Mixture of Diastereomers)

    CAS:
    Formula:C33H36N2O4
    Color and Shape:White To Off-White Solid
    Molecular weight:524.66

    Ref: 4Z-F-1125

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

    CAS:
    Formula:C18H16N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:292.34

    Ref: 4Z-O-044003

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

    CAS:
    Formula:C2H7NO
    Color and Shape:Pale Yellow Liquid
    Molecular weight:61.08

    Ref: 4Z-I-067011

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Tofacitinib Impurity 112

    CAS:
    Formula:C6H6ClN3
    Molecular weight:155.59

    Ref: 4Z-T-117058

    5mg
    To inquire
    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
    100mg
    To inquire
  • Hydrocortisone Impurity 21

    CAS:
    Formula:C21H30O6
    Molecular weight:378.47

    Ref: 4Z-H-103080

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Ivabradine Impurity 34 HCl

    CAS:
    Formula:C27H37ClN2O5·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:505.05 36.46

    Ref: 4Z-I-3050

    5mg
    To inquire
    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
    100mg
    To inquire
  • Ramelteon Impurity 24

    CAS:
    Formula:C16H19NO3
    Molecular weight:273.33

    Ref: 4Z-R-1530

    5mg
    To inquire
    10mg
    4,368.00€
    25mg
    8,008.00€
    50mg
    13,104.00€
    100mg
    To inquire
  • Progesterone Impurity 27

    CAS:
    Formula:C27H38O2
    Color and Shape:White To Off-White Solid
    Molecular weight:394.60

    Ref: 4Z-P-3232

    5mg
    To inquire
    10mg
    1,335.00€
    25mg
    2,366.00€
    50mg
    3,944.00€
    100mg
    To inquire
  • Ref: 4Z-H-103015

    5mg
    To inquire
    10mg
    4,854.00€
    25mg
    8,979.00€
    50mg
    14,560.00€
    100mg
    To inquire
  • Raltitrexed

    CAS:
    Formula:C21H22N4O6S
    Molecular weight:458.49

    Ref: 7W-GP7787

    ne
    To inquire
  • Scoparone

    CAS:
    Formula:C11H10O4
    Purity:≥ 97.0%
    Color and Shape:Off-white to light yellow or beige powder
    Molecular weight:206.19

    Ref: 7W-GP5680

    ne
    To inquire
  • Lesinurad Impurity 10

    CAS:
    Formula:C17H14BrN3O2S
    Color and Shape:White To Off-White Solid
    Molecular weight:404.29

    Ref: 4Z-L-109011

    5mg
    To inquire
    10mg
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    25mg
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    50mg
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    100mg
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  • Mebendazole EP Impurity F

    CAS:
    Formula:C17H15N3O3
    Color and Shape:Pale Yellow Solid
    Molecular weight:309.33

    Ref: 4Z-M-617

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Metaraminol Impurity 18


    Formula:C24H25NO4
    Molecular weight:391.47

    Ref: 4Z-M-216021

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

    CAS:
    Formula:C36H41N3O6·HCl·xH2O
    Purity:(HPLC) ≥ 98.0%
    Color and Shape:Light-yellow to yellow powder or crystals
    Molecular weight:648.19 (anhydrous)

    Ref: 7W-GP3608

    1g
    243.00€
    250mg
    99.00€
  • Sildenafil Impurity 1

    CAS:
    Formula:C17H22N4O2
    Color and Shape:Pale Green Solid
    Molecular weight:314.39

    Ref: 4Z-S-0689

    5mg
    To inquire
    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
    100mg
    To inquire
  • Fluphenazine Decanoate EP Impurity D DiHCl

    CAS:
    Formula:C30H40F3N3O2S·2HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:563.72 2*36.46

    Ref: 4Z-F-119004

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Cabazitaxel Impurity 34 (DiTroc)

    CAS:
    Formula:C35H38Cl6O14
    Color and Shape:White To Off-White Solid
    Molecular weight:895.38

    Ref: 4Z-C-943

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

    CAS:
    Formula:C11H12Cl2N2OHCl
    Purity:≥ 98.0%
    Color and Shape:White to beige powder
    Molecular weight:295.60

    Ref: 7W-GP5420

    ne
    To inquire