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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 66875 products of "APIs for research and impurities"

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  • Diclofenac EP Impurity B

    CAS:
    Formula:C13H9Cl2NO
    Color and Shape:Pale Yellow Solid
    Molecular weight:266.12

    Ref: 4Z-D-066

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Cefoxitin EP Impurity D

    CAS:
    Formula:C15H14N2O5S2
    Molecular weight:366.41

    Ref: 4Z-C-156007

    5mg
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    100mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
  • Metoprolol tartrate

    CAS:
    Formula:(C15H25NO3)2·C4H6O6
    Purity:98.0 - 102.0 % (dried basis)
    Color and Shape:White or almost white crystalline powder
    Molecular weight:684.82

    Ref: 7W-GP2424

    5g
    66.00€
  • Loratadine Impurity 7

    CAS:
    Formula:C14H9Cl2NO
    Color and Shape:White To Off-White Solid
    Molecular weight:278.13

    Ref: 4Z-L-1058

    5mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Scopolamine Impurity 5 Bromide

    CAS:
    Formula:C12H22NO2·Br
    Color and Shape:White To Off-White Solid
    Molecular weight:212.31 79.90

    Ref: 4Z-S-0128

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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Indobufen Impurity 36


    Formula:C18H17NO3
    Color and Shape:White To Off-White Solid
    Molecular weight:295.34

    Ref: 4Z-I-5141

    5mg
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    10mg
    1,214.00€
    25mg
    2,184.00€
    50mg
    3,398.00€
  • Ketoconazole EP Impurity E

    CAS:
    Formula:C21H20Cl2N2O5S
    Color and Shape:Off-White Solid
    Molecular weight:483.36

    Ref: 4Z-K-017

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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Labetalol EP Impurity A HCl ((R,R)-isomer and enantiomer)


    Formula:C19H23NO4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:329.40 36.46

    Ref: 4Z-L-488

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  • Megestrol Acetate Impurity 1


    Formula:C24H32O4
    Color and Shape:Yellow Solid
    Molecular weight:384.52

    Ref: 4Z-M-5615

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Mirabegron Impurity 44

    CAS:
    Formula:C21H22N4O3S
    Color and Shape:White To Off-White Solid
    Molecular weight:410.49

    Ref: 4Z-M-8657

    5mg
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    100mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
  • Mebeverine EP Impurity C-d5 (Mebeverine Alcohol-d5)

    CAS:
    Formula:C16H22D5NO2
    Color and Shape:Pale Yellow Liquid
    Molecular weight:270.43

    Ref: 4Z-M-4912

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  • Rabeprazole Impurity 14 HCl

    CAS:
    Formula:C11H16ClNO2·HCl
    Molecular weight:229.71 36.46

    Ref: 4Z-R-2040

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Nebivolol Impurity 69 (Mixture of (R,R) and (S,S) Isomers)

    CAS:
    Formula:C12H16FNO2
    Color and Shape:White To Off-White Solid
    Molecular weight:225.27

    Ref: 4Z-N-2033

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  • Pioglitazone hydrochloride

    CAS:
    Formula:C19H20N2O3S·HCl
    Purity:98.5 - 101.5 % (anhydrous basis)
    Color and Shape:White to off-white crystalline powder
    Molecular weight:392.90

    Ref: 7W-GP3582

    1g
    55.00€
  • Betahistine Impurity 3

    CAS:
    Formula:C8H12N2O
    Color and Shape:Yellow Oil
    Molecular weight:152.20

    Ref: 4Z-B-369

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Cefazolin sodium salt, Ph. Eur. grade

    CAS:
    Formula:C14H13N8NaO4S3
    Purity:≤ 1.0%
    Color and Shape:White or almost white powder
    Molecular weight:476.49

    Ref: 7W-GA2311

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  • Alcaftadine Impurity 6 Maleate

    CAS:
    Formula:C18H21N3·C4H4O4
    Color and Shape:Pale Brown Solid
    Molecular weight:279.39 116.07

    Ref: 4Z-A-199013

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Flupirtine Impurity 9

    CAS:
    Formula:C12H11FN4O2
    Color and Shape:Yellow Solid
    Molecular weight:262.25

    Ref: 4Z-F-3312

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  • Meropenem EP Impurity B Disodium Salt

    CAS:
    Formula:C34H48N6O10S2·2Na
    Molecular weight:764.92 2*22.99

    Ref: 4Z-M-125003

    5mg
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    100mg
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    10mg
    2,427.00€
    25mg
    4,368.00€
    50mg
    7,220.00€
  • Umeclidinium Bromide Impurity 1 HCl

    CAS:
    Formula:C10H17NO2·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:183.25 36.46

    Ref: 4Z-U-012003

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

    CAS:
    Formula:C29H21BrN6O2
    Molecular weight:565.43

    Ref: 4Z-E-2220

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

    CAS:
    Formula:C29H32O13
    Color and Shape:White To Off-White Solid
    Molecular weight:588.56

    Ref: 4Z-E-594

    5mg
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    100mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
  • rac-Clopidogrel EP Impurity A (Clopidogrel Carboxylic Acid)

    CAS:
    Formula:C15H14ClNO2S
    Color and Shape:Off-White Solid
    Molecular weight:307.79

    Ref: 4Z-C-138

    5mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Febuxostat Impurity 46

    CAS:
    Formula:C12H13NO3
    Color and Shape:Off-White Solid
    Molecular weight:219.24

    Ref: 4Z-F-3960

    5mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Paroxetine HCl Hemihydrate EP Impurity C HCl

    CAS:
    Formula:C21H25NO4·HCl
    Color and Shape:White To Off-White Solid
    Molecular weight:355.43 36.46

    Ref: 4Z-P-025

    5mg
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    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Nisoldipine Impurity 1

    CAS:
    Formula:C15H17NO5
    Molecular weight:291.30

    Ref: 4Z-N-095

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


    Formula:C27H29N5O7S2
    Molecular weight:599.68

    Ref: 4Z-O-130006

    5mg
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    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Bilastine Impurity 4

    CAS:
    Formula:C16H23N3O
    Color and Shape:Off-White Solid
    Molecular weight:273.38

    Ref: 4Z-B-179

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Miconazole nitrate salt, EP grade

    CAS:
    Formula:C18H14Cl4N2OHNO3
    Purity:99.0 - 101.0 % (dried substance)
    Color and Shape:White or almost white powder
    Molecular weight:479.15

    Ref: 7W-GA9111

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  • (S)-(+)-Ketoprofen

    CAS:
    Formula:C16H14O3
    Purity:(Titration) 98.5 - 101.5 % (dried basis)
    Color and Shape:White to almost white powder or crystals
    Molecular weight:254.28

    Ref: 7W-GP6062

    1g
    72.00€
    5g
    145.00€
    25g
    427.00€
  • Buspirone EP Impurity H

    CAS:
    Formula:C33H50N8O4
    Color and Shape:Pale Yellow Liquid
    Molecular weight:622.82

    Ref: 4Z-B-0715

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

    CAS:
    Formula:C20H22N8O5
    Color and Shape:Yellow Solid
    Molecular weight:454.45

    Ref: 4Z-M-7030

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Timolol Impurity 6


    Formula:C13H24N4O2S2
    Molecular weight:332.48

    Ref: 4Z-T-6822

    5mg
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    100mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
  • Cholic Acid Impurity 9

    CAS:
    Formula:C24H38O4
    Color and Shape:White To Off-White Solid
    Molecular weight:390.56

    Ref: 4Z-C-5714

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Lincomycin EP Impurity E

    CAS:
    Formula:C9H17NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:171.24

    Ref: 4Z-L-093009

    5mg
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    100mg
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    10mg
    508.00€
    25mg
    825.00€
    50mg
    1,153.00€
  • Mequindox Impurity 7

    CAS:
    Formula:C11H12N2O2
    Color and Shape:White To Off-White Solid
    Molecular weight:204.23

    Ref: 4Z-M-211008

    5mg
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    100mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Dexrazoxane Impurity 33


    Formula:C25H30N4O5
    Color and Shape:White To Off-White Solid
    Molecular weight:466.54

    Ref: 4Z-R-088035

    5mg
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    100mg
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    10mg
    1,456.00€
    25mg
    2,670.00€
    50mg
    4,368.00€
  • Indomethacin (Indometacin) EP Impurity H (Indomethacin Methyl Ester)

    CAS:
    Formula:C20H18ClNO4
    Color and Shape:Pale Yellow Solid
    Molecular weight:371.82

    Ref: 4Z-I-1218

    5mg
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    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Olanzapine EP Impurity C

    CAS:
    Formula:C18H22ClN4S·Cl
    Color and Shape:Yellow Solid
    Molecular weight:361.91 35.45

    Ref: 4Z-O-0136

    5mg
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    100mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Phenylephrine Impurity 33

    CAS:
    Formula:C10H13NO2
    Color and Shape:White To Off-White Solid
    Molecular weight:179.22

    Ref: 4Z-P-2656

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


    Formula:C18H22N4O2
    Color and Shape:Off-White Solid
    Molecular weight:326.40

    Ref: 4Z-N-075022

    5mg
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  • Guanabenz acetate

    CAS:
    Formula:C8H8Cl2N4·C2H4O2
    Molecular weight:291.13

    Ref: 7W-GP2304

    ne
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  • Olprinone

    CAS:
    Formula:C14H10N4O
    Molecular weight:250.26

    Ref: 7W-GP9168

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  • Linagliptin Impurity 18

    CAS:
    Formula:C22H23N7O2
    Color and Shape:Off-White Solid
    Molecular weight:417.47

    Ref: 4Z-L-4435

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

    CAS:
    Formula:C8H9NO2
    Color and Shape:Pale Brown Solid
    Molecular weight:151.17

    Ref: 4Z-B-4511

    5mg
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    100mg
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    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
  • Atorvastatin Impurity 87

    CAS:
    Formula:C14H23NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:269.34

    Ref: 4Z-A-12127

    5mg
    To inquire
    100mg
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    10mg
    910.00€
    25mg
    1,638.00€
    50mg
    2,366.00€
  • Palbociclib Impurity 58

    CAS:
    Formula:C20H22N6O2
    Molecular weight:378.44

    Ref: 4Z-P-196065

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

    CAS:
    Formula:C21H24ClN3O2S
    Color and Shape:Pale Yellow Solid
    Molecular weight:417.95

    Ref: 4Z-Q-0132

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

    CAS:
    Formula:C24H27ClFN5O4
    Color and Shape:Off-White Solid
    Molecular weight:503.96

    Ref: 4Z-A-111067

    5mg
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    100mg
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    10mg
    698.00€
    25mg
    1,153.00€
    50mg
    2,002.00€
  • Epinephrine Impurity 79 HCl

    CAS:
    Formula:C9H11NO3·HCl
    Color and Shape:Grey Solid
    Molecular weight:181.19 36.46

    Ref: 4Z-E-2640

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