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"
- Aminoacids and derivatives(12,328 products)
- Anthraquinones and derivatives(405 products)
- Benzimidazole and Imidazole Derivatives(10,438 products)
- Benzodiazepine Derivatives(335 products)
- Carbohydrates and glycoconjugates(5,016 products)
- Esters and Derivatives(42,240 products)
- Fatty Acids and Lypidic Derivatives(32,395 products)
- Flavonoids and Polyphenols(17,087 products)
- Free Radicals and Oxidant/Reducing Agents(213 products)
- Ketones and derivatives(2,402 products)
- Natural and semi-synthetic antibiotics(6,380 products)
- Nitriles and Cyano Derivatives(3,067 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,431 products)
- Organic Phosphates and Phosphonates(1,202 products)
- Organic Sulphonates and Sulphates(10,434 products)
- Organometallics(4,422 products)
- Others(6,292 products)
- Peptides and Proteins(3,154 products)
- Polymers and Derivatives(100 products)
- Purines and Pyrimidine Derivatives(8,948 products)
- Quinazoline and Quinoline Derivatives(65,966 products)
- Quinones and Derivatives(24,349 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(79,673 products)
- Steroids and Derivatives(4,975 products)
- Sulfonamides and Derivatives(2,594 products)
- Terpenoids and Derivatives(3,846 products)
- Thiazolidinediones and Thiopyrans(2,752 products)
- β-Adrenergic Compounds(230 products)
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Found 57012 products of "APIs for research and impurities"
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Cefepime Impurity 9
Formula:C8H10N4O3S·C8H12N4O4SColor and Shape:Pale Yellow SolidMolecular weight:242.25 260.27Cyromazin
CAS:Formula:C6H10N6Purity:≥ 95.0%Color and Shape:White to off-white powderMolecular weight:166.18Lomefloxacin hydrochloride
CAS:Formula:C17H19F2N3O3·HClPurity:≥ 98.0%Color and Shape:White, off-white or pale yellow powderMolecular weight:387.81Dexamethasone Impurity 10
CAS:Formula:C25H32O6Color and Shape:White To Off-White SolidMolecular weight:428.53Betamethasone EP Impurity D
CAS:Formula:C25H33FO7Color and Shape:White To Off-White SolidMolecular weight:464.53Vortioxetine Impurity 35 HCl
CAS:Formula:C14H15NS·HClColor and Shape:Yellow SolidMolecular weight:229.34 36.46Darifenacin Impurity 23
CAS:Formula:C28H31BrN2O2·HBrColor and Shape:Off-White SolidMolecular weight:507.48 80.91Flavoxate EP Impurity A (Flavoxate USP Related Compound A)
CAS:Formula:C17H12O4Color and Shape:White To Off-White SolidMolecular weight:280.28Entecavir Impurity 13
Formula:C32H33N5O4Color and Shape:White To Off-White SolidMolecular weight:551.65Prednisolone Acetate EP Impurity D
CAS:Formula:C21H28O4Color and Shape:Off-White SolidMolecular weight:344.45Finasteride Impurity 13
CAS:Formula:C23H36N2O2Color and Shape:White To Off-White SolidMolecular weight:372.55Droxidopa Impurity 7
CAS:Formula:C10H13NO5Color and Shape:White To Off-White SolidMolecular weight:227.22Cangrelor Impurity 3
CAS:Formula:C16H22F3N5O4S2Color and Shape:Off-White SolidMolecular weight:469.50Cladribine EP Impurity D
CAS:Formula:C10H12ClN5O3Color and Shape:White To Off-White SolidMolecular weight:285.69Alverine EP Impurity E HCl
CAS:Formula:C27H33N·HClColor and Shape:White To Off-White SolidMolecular weight:371.57 36.46Spironolactone EP Impurity B
Formula:C24H31BrO4SColor and Shape:White To Off-White SolidMolecular weight:495.47Ketoprofen EP Impurity L
CAS:Formula:C19H20O3Color and Shape:White To Off-White SolidMolecular weight:296.37Sumatriptan EP Impurity C
CAS:Formula:C15H23N3O3SColor and Shape:White To Off-White SolidMolecular weight:325.43Pyridoxine Impurity 12 HCl
CAS:Formula:C8H9NO3·HClColor and Shape:Off-White SolidMolecular weight:167.17 36.46Streptomycin sulfate salt
CAS:<p>4x25kg</p>Formula:C21H39N7O12·5H2SO4Purity:≥ 720IU/mg (dry basis)Color and Shape:White to off-white powderMolecular weight:728.69Methylprednisolone Impurity 9
Formula:C30H38O11Color and Shape:White To Off-White SolidMolecular weight:574.62Cytarabine EP Impurity H HCl (Ancitabine HCl, Cyclocytidine HCl)
CAS:Formula:C9H11N3O4·HClMolecular weight:225.21 36.46Tofacitinib Impurity 105
CAS:Formula:C20H25N5Color and Shape:White To Off-White SolidMolecular weight:335.46Amorolfine hydrochloride
CAS:Formula:C21H35ON·HClPurity:≥ 99.0%Color and Shape:White powderMolecular weight:353.97Nortriptyline HCl (Amitriptyline EP Impurity C HCl)
CAS:Formula:C19H21N·HClColor and Shape:White To Off-White SolidMolecular weight:263.38 36.46Ribavirin Impurity 17 (α-Ribofuranose Tetraacetate)
CAS:Formula:C13H18O9Color and Shape:White To Off-White SolidMolecular weight:318.28Lenvatinib Impurity 33
CAS:Formula:C19H17ClN4O4Color and Shape:Off-White SolidMolecular weight:400.82Eplerenone Impurity 18 Sodium Salt
Formula:C24H31O6·NaColor and Shape:White To Off-White SolidMolecular weight:415.51 22.99Transdermal Peptide Disulfide
CAS:TD 1 peptide, an 11-amino acid, binds ATP1B1's C-terminus, enhancing transdermal drug delivery.Formula:C40H64N14O16S2Purity:98%Color and Shape:SolidMolecular weight:1061.15Vasopressin Impurity 2 Ditrifluoroacetate
Formula:C46H64N14O13S2·2C2HF3OMolecular weight:1085.22 2*114.02Naproxen EP Impurity C (5-Bromo Naproxen)
CAS:Formula:C14H13BrO3Color and Shape:White To Off-White SolidMolecular weight:309.16Chlorobutanol hemihydrate, BP, Ph. Eur. grade
CAS:Formula:C4H7Cl3O·5(H2O)Purity:(Titration) 98.0 - 101.0 %Color and Shape:White or almost white crystalline powder, or colourless crystalsMolecular weight:177.45 (anhydrous)Budesonide EP Impurity A (16-α-Hydroxy-Prednisolone)
Formula:C21H28O6Color and Shape:White To Off-White SolidMolecular weight:376.45Alprazolam EP Impurity A
CAS:Formula:C15H14ClN3OColor and Shape:White To Off-White SolidMolecular weight:287.75Itraconazole Impurity 43
Formula:C34H34Cl2N8O4Color and Shape:White To Off-White SolidMolecular weight:689.60Rebamipide Impurity 3 HCl
CAS:Formula:C12H12N2O3·HClColor and Shape:White To Off-White SolidMolecular weight:232.24 36.46Timolol EP Impurity B (S-Isomer) (Timolol USP Related Compound B (S-Isomer))
CAS:Formula:C13H24N4O3SColor and Shape:White To Off-White SolidMolecular weight:316.43Ceftriaxone disodium salt hemi(heptahydrate)
CAS:Formula:C18H16N8Na2O7S3·5H2OPurity:95.0 - 102.0 % (anhydrous basis)Color and Shape:White or pale yellow crystalline powderMolecular weight:661.60Benzathine penicillin G tetrahydrate
CAS:Formula:C48H56N6O8S2·4H2OPurity:≥ 98.0%Color and Shape:White to faint yellow or faint beige powder or crystalsMolecular weight:981.18Cefoperazone sodium salt, USP grade
CAS:Formula:C25H26N9NaO8S2Color and Shape:White to faint yellow powder or crystalMolecular weight:667.65Carbidopa EP Impurity B
CAS:Formula:C11H15NO4Color and Shape:White To Off-White SolidMolecular weight:225.24Edoxaban Impurity 19 (1S,2R,4S) Mesylate
CAS:Formula:C16H22ClN5O3·CH4O3SColor and Shape:White To Off-White SolidMolecular weight:367.83 96.10Verapamil Impurity 4
CAS:Formula:C26H36N2O4Color and Shape:White To Off-White SolidMolecular weight:440.58Tafluprost Impurity 2 (Tafluprost (1R,2S,3R,5S)-Isomer)
CAS:Formula:C25H34F2O5Molecular weight:452.54Amphotericin B, Ph. Eur. grade
CAS:Formula:C47H73NO17Purity:≤ 2.0% (at 383nm)Color and Shape:Yellow or orange powderMolecular weight:924.10Trimethoprim EP Impurity D
CAS:Formula:C14H17N3O4Color and Shape:Off-White SolidMolecular weight:291.31Levofloxacin Impurity 5
CAS:Formula:C13H10FNO5Color and Shape:Pale Yellow Solid SolidMolecular weight:279.22Ibuprofen Impurity 11
CAS:Formula:C11H14O2Color and Shape:White To Off-White SolidMolecular weight:178.23Leflunomide EP Impurity C (Leflunomide USP Related Compound C)
CAS:Formula:C12H9F3N2O2Color and Shape:White To Off-White SolidMolecular weight:270.21Bempedoic Acid Impurity 1 (ESP15228)
CAS:Formula:C19H34O5Color and Shape:White To Off-White SolidMolecular weight:342.48Tolperisone Impurity 3 HCl (Mixture of Diastereomers)
CAS:Formula:C16H23NO3·HClColor and Shape:White To Off-White SolidMolecular weight:277.37 36.46Levosulpiride
CAS:Formula:C15H23N3O4SPurity:98.0 - 102.0 %Color and Shape:White to off-white powderMolecular weight:341.43Fasudil Impurity 23 DiHCl
CAS:Formula:C11H13N3O2S·2HClColor and Shape:White To Off-White SolidMolecular weight:251.31 2 36.46Deltamethrin Impurity 1 (Mixture of Diastereomers)
CAS:Formula:C8H10Br2O2Color and Shape:White To Off-White SolidMolecular weight:297.97Donepezil Impurity 21
CAS:Formula:C24H31NO2Color and Shape:White To Off-White SolidMolecular weight:365.52(S)-Solifenacin EP Impurity E
CAS:Formula:C7H13NOColor and Shape:White To Off-White SolidMolecular weight:127.19Alogliptin Impurity 3
CAS:Formula:C10H14N2O2Color and Shape:White To Off-White SolidMolecular weight:194.23Fingolimod EP Impurity A
CAS:Formula:C17H29NO2Color and Shape:White To Off-White SolidMolecular weight:279.42Sitagliptin Impurity 46
CAS:Formula:C16H20F3NO4Color and Shape:White To Off-White SolidMolecular weight:347.33Nizatidine Impurity 1
CAS:Formula:C3H4Cl2OColor and Shape:White To Off-White SolidMolecular weight:126.96Fluvoxamine EP Impurity I
CAS:Formula:C13H16F3NO2Color and Shape:White To Off-White SolidMolecular weight:275.27Tenofovir Impurity 37
CAS:Formula:C10H15O6PSColor and Shape:Pale Yellow LiquidMolecular weight:294.26Remdesivir Impurity 17
CAS:Formula:C27H35N6O8PColor and Shape:White To Off-White SolidMolecular weight:602.58Risperidone EP Impurity D
CAS:Formula:C23H27FN4O2Color and Shape:White To Off-White SolidMolecular weight:410.49Rifaximin EP Impurity E (Rifamycin S)
CAS:Formula:C37H45NO12Color and Shape:Orange SolidMolecular weight:695.76Levonorgestrel Impurity 4 (Ethylmetrienone)
CAS:Formula:C20H26O2Color and Shape:White To Off-White SolidMolecular weight:298.43Dienogest EP Impurity F
CAS:Formula:C20H27NO2Color and Shape:White To Off-White SolidMolecular weight:313.44Lurasidone Impurity 39
CAS:Formula:C28H36N4O2SColor and Shape:Off-White Solid (Low M P )Molecular weight:492.68Khellin
CAS:Formula:C14H12O5Purity:≥ 95.0%Color and Shape:White to light-yellow powderMolecular weight:260.24Hydroxychloroquine Sulfate EP Impurity D-d5 (Chloroquine USP Related Compound D-d5, Desethyl Chloroquine-d5)
CAS:Formula:C16H17D5ClN3Color and Shape:White To Off-White SolidMolecular weight:296.85Itraconazole Impurity 11
CAS:Formula:C13H13Cl2N3O3Color and Shape:White To Off-White SolidMolecular weight:330.17Ribavirin EP Impurity C
CAS:Formula:C3H3N3O2Color and Shape:White To Off-White SolidMolecular weight:113.08Ropinirole Impurity 4 HCl
CAS:Formula:C16H24N2O4·HClColor and Shape:White To Off-White SolidMolecular weight:308.38 36.46Oxytocin Impurity 14 Trifluoroacetate (Carbamido-Oxytocin)
Formula:C43H67N13O12S2·C2HF3O2Molecular weight:1022.21 114.02Mesalazine (Mesalamine) EP Impurity C
CAS:Formula:C6H7NOColor and Shape:Grey SolidMolecular weight:109.13Pinaverium Bromide Impurity 2
CAS:Formula:C9H11BrO3Color and Shape:White To Off-White SolidMolecular weight:247.09Moxifloxacin EP Impurity C HCl (Moxifloxacin USP Related Compound C HCl)
CAS:Formula:C22H26FN3O4·HClColor and Shape:Pale Yellow SolidMolecular weight:415.47 36.46Nifuratel Impurity 5
CAS:Formula:C10H11N3O6SColor and Shape:White To Off-White SolidMolecular weight:301.27Epirubicin hydrochloride
CAS:Formula:C27H29NO11·HClPurity:97.0 - 102.0 % (dried basis)Color and Shape:Red to orange crystalline powderMolecular weight:579.98Paclitaxel EP Impurity Q
Formula:C46H55NO14Color and Shape:White To Off-White SolidMolecular weight:845.94Penicillin G sodium salt
CAS:Formula:C16H17N2NaO4SPurity:≤ 1.0%Color and Shape:White to off-white crystalline powderMolecular weight:356.37Goserelin EP Impurity K Ditrifluoroacetate
CAS:Formula:C61H86N18O15·2C2HF3O2Molecular weight:1311.47 2*114.02Cytarabine EP Impurity I
CAS:Formula:C10H15N3O5Color and Shape:White To Off-White SolidMolecular weight:257.25Silodosin Impurity 5 DiHCl (Mixture of Diastereomers)
Formula:C25H32F3N3O5·2HClColor and Shape:White To Off-White SolidMolecular weight:511.55 2 36.46Aripiprazole EP Impurity G (Aripiprazole Dimer Impurity)
CAS:Formula:C48H56Cl4N6O4Color and Shape:White To Off-White SolidMolecular weight:922.81Etravirine Impurity 2
CAS:Formula:C20H14ClN5OColor and Shape:White To Off-White SolidMolecular weight:375.82Norethisterone Acetate EP Impurity G (6-Keto Norethindrone Acetate)
CAS:Formula:C22H26O4Color and Shape:Pale Yellow SolidMolecular weight:354.45Ketoprofen EP Impurity G
CAS:Formula:C10H9NO2Color and Shape:White To Off-White SolidMolecular weight:175.19Leuprorelin (Leuprolide) Impurity 2 Tritrifluoroacetate
CAS:Formula:C54H79N15O10·3C2HF3O2Molecular weight:1098.33 3*114.02Ilaprazole Impurity 33 (Desoxy Ilaprazole N-Oxide)
Formula:C19H18N4O2SColor and Shape:White To Off-White SolidMolecular weight:366.44Foscarnet Sodium EP Impurity C
CAS:Formula:C5H10O5P·NaColor and Shape:White To Off-White SolidMolecular weight:181.10 22.99Fexofenadine Impurity 26 Sodium Salt
CAS:Formula:C32H38NO4·NaColor and Shape:Pale Yellow SolidMolecular weight:500.66 22.99Trimethoprim EP Impurity I (E-Isomer)
CAS:Formula:C19H20N2O3Color and Shape:Off-White SolidMolecular weight:324.38Warfarin EP Impurity B (4-Hydroxy Coumarin)
CAS:Formula:C9H6O3Color and Shape:White To Off-White SolidMolecular weight:162.14Pitavastatin Impurity 30
CAS:Formula:C19H15BrFNColor and Shape:White To Off-White SolidMolecular weight:356.24Atglistatin
CAS:Formula:C17H21N3OPurity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:283.37Peramivir Impurity 7 HCl
CAS:Formula:C14H26N2O4·HClColor and Shape:White To Off-White SolidMolecular weight:286.37 36.46Formoterol EP Impurity C (Mixture of Diastereomers)
CAS:Formula:C20H26N2O4Color and Shape:Off-White SolidMolecular weight:358.44Tadalafil Impurity 17
CAS:Formula:C28H33N3O5Color and Shape:White To Off-White SolidMolecular weight:491.59Levamisole EP Impurity D
CAS:Formula:C11H10N2SColor and Shape:White To Off-White SolidMolecular weight:202.28Oxybutynin EP Impurity B
CAS:Formula:C22H25NO3Color and Shape:White To Off-White SolidMolecular weight:351.45Scopolamine butylbromide, EP grade
CAS:Formula:C21H30BrNO4Purity:≤ 0.10% (HPLC)Color and Shape:White or almost white crystalline powderMolecular weight:440.37Netupitant Impurity 19
Formula:C30H32F6N4OColor and Shape:White To Off-White SolidMolecular weight:578.60Pefloxacin EP Impurity E
CAS:Formula:C16H20FN3OColor and Shape:White To Off-White SolidMolecular weight:289.35Lorcaserin Impurity 7
CAS:Formula:C11H14ClNO2Color and Shape:White To Off-White SolidMolecular weight:227.69Metformin Impurity 4 HCl (3-Carbamimidoyl-1,1-Dimethylurea HCl)
CAS:Formula:C4H10N4O·HClColor and Shape:White To Off-White SolidMolecular weight:130.15 36.46Desoximetasone-d3 (Dexamethasone EP Impurity F-d3)
CAS:Formula:C22H26D3FO4Color and Shape:White To Off-White SolidMolecular weight:379.49Desoximetasone (Dexamethasone EP Impurity F)
CAS:Formula:C22H29FO4Color and Shape:White To Off-White SolidMolecular weight:376.47Cantharidin
CAS:Formula:C10H12O4Purity:≥ 98.0%Color and Shape:Colourless crystalsMolecular weight:196.20Ethinylestradiol EP Impurity A (17-epi Ethynyl Estradiol)
CAS:Formula:C20H24O2Molecular weight:296.41Ethinylestradiol EP Impurity B (Ethinyl Estradiol USP Related Compound B (Free Form))
CAS:Formula:C20H22O2Molecular weight:294.39Methimazole, USP grade
CAS:Formula:C4H6N2SPurity:98.0 - 101.0 % (dry basis)Color and Shape:White to off-white powderMolecular weight:114.17Bacitracin, USP grade
CAS:Formula:C66H103N17O16SColor and Shape:White to pale beige powderMolecular weight:1421.60Lomustine EP Impurity B (Lomustine USP Related Compound B)
CAS:Formula:C9H17ClN2OMolecular weight:204.70Vancomycin EP Impurity D Trifluoroacetate (Desvancosaminylvancomycin B Trifluoroacetate)
CAS:Formula:C59H62Cl2N8O22·C2HF3O2Molecular weight:1306.08 114.02Tiamulin EP Impurity J
CAS:Formula:C22H34O4Color and Shape:White To Off-White SolidMolecular weight:362.51Spironolactone Impurity 4 (7-α-Thio Spironolactone)
CAS:Formula:C22H30O3SColor and Shape:Off-White To Pale Yellow SolidMolecular weight:374.54Enmetazobactam
CAS:Formula:C11H14N4O5SPurity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:314.32Cyclothiazide
CAS:Formula:C14H16ClN3O4S2Purity:≥ 95.0%Color and Shape:White to off-white or light yellow powderMolecular weight:389.88Diltiazem hydrochloride, EP grade
CAS:Formula:C22H26N2O4S·HClPurity:≤ 0.1%Color and Shape:A white or almost white crystalline powderMolecular weight:450.98
