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(12,278 products)
- Anthraquinones and derivatives(405 products)
- Benzimidazole and Imidazole Derivatives(10,376 products)
- Benzodiazepine Derivatives(333 products)
- Carbohydrates and glycoconjugates(5,013 products)
- Esters and Derivatives(42,045 products)
- Fatty Acids and Lypidic Derivatives(32,246 products)
- Flavonoids and Polyphenols(17,012 products)
- Free Radicals and Oxidant/Reducing Agents(213 products)
- Ketones and derivatives(2,394 products)
- Natural and semi-synthetic antibiotics(6,364 products)
- Nitriles and Cyano Derivatives(3,045 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,429 products)
- Organic Phosphates and Phosphonates(1,201 products)
- Organic Sulphonates and Sulphates(10,406 products)
- Organometallics(4,401 products)
- Others(6,279 products)
- Peptides and Proteins(3,129 products)
- Polymers and Derivatives(99 products)
- Purines and Pyrimidine Derivatives(8,902 products)
- Quinazoline and Quinoline Derivatives(65,630 products)
- Quinones and Derivatives(24,239 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(79,473 products)
- Steroids and Derivatives(4,967 products)
- Sulfonamides and Derivatives(2,592 products)
- Terpenoids and Derivatives(3,839 products)
- Thiazolidinediones and Thiopyrans(2,733 products)
- β-Adrenergic Compounds(230 products)
Show 21 more subcategories
Found 56797 products of "APIs for research and impurities"
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Metolazone EP Impurity A
CAS:Formula:C16H16ClN3O3SColor and Shape:White To Off-White SolidMolecular weight:365.83Pitavastatin Impurity 32
CAS:Formula:C20H16FNO2Color and Shape:White To Off-White SolidMolecular weight:321.35Chlorambucil EP Impurity F
Formula:C42H55Cl4N3O6Color and Shape:Colorless LiquidMolecular weight:839.74Eugenol EP Impurity P (Toluene)
CAS:Controlled ProductFormula:C7H8Color and Shape:Colorless LiquidMolecular weight:92.14Etonogestrel Impurity 9
Formula:C22H28O2Color and Shape:White To Off-White SolidMolecular weight:324.46Celecoxib Impurity 2
CAS:Formula:C11H9F3N2Color and Shape:White To Off-White SolidMolecular weight:226.20Fusidic Acid EP Impurity G (3-Keto Fusidic Acid)
CAS:Formula:C31H46O6Color and Shape:White To Off-White SolidMolecular weight:514.70Lercanidipine Impurity 21 HCl
CAS:Formula:C35H39N3O6·HClColor and Shape:Off-White SolidMolecular weight:597.71 36.46Emodepside Impurity 1 Triethylamine Salt
CAS:Formula:C13H17NO4·C6H15NColor and Shape:Pale Brown SolidMolecular weight:251.28 101.19Fluvoxamine EP Impurity E Maleate
CAS:Formula:C15H22F2N2O2·C4H4O4Color and Shape:White To Off-White SolidMolecular weight:300.35 116.07Zoledronic Acid Impurity 2
CAS:Formula:C7H8N2O4Color and Shape:White To Off-White SolidMolecular weight:184.15Ezetimibe Impurity 15
Formula:C33H30F2N2O5Color and Shape:White To Off-White SolidMolecular weight:572.61Penicillin G potassium salt
CAS:Formula:C16H17KN2O4SPurity:≤ 1.0%Color and Shape:White to off-white crystalline powderMolecular weight:372.48Methotrexate EP Impurity I Sodium Salt (Methotrexate-1-Monomethyl Ester Sodium Salt)
CAS:Formula:C21H23N8O5·NaMolecular weight:467.47 22.99Matrine
CAS:Formula:C15H24N2OPurity:≥ 97.0%Color and Shape:White, off-white or yellow powderMolecular weight:248.36Pimavanserin Impurity 17
Formula:C15H21NO6Color and Shape:White To Off-White SolidMolecular weight:311.33Valdecoxib Impurity 9
CAS:Formula:C32H25N3O6S2Color and Shape:White To Off-White SolidMolecular weight:611.695-Azacytidine
CAS:Formula:C8H12N4O5Purity:≥ 98.0% (dried basis)Color and Shape:White to off-white crystalline powderMolecular weight:244.20Pioglitazone EP Impurity A
CAS:Formula:C19H20N2O4SColor and Shape:White To Off-White SolidMolecular weight:372.44Prednisolone EP Impurity G (20(S)-Hydroxy Prednisolone)
CAS:Formula:C21H30O5Color and Shape:Gray SolidMolecular weight:362.47Octreotide EP Impurity B Ditrifluoroacetate
CAS:Formula:C49H66N10O10S2·2C2HF3O2Molecular weight:1019.25 2*114.02Ritonavir EP Impurity S
CAS:Formula:C52H61N7O8S2Color and Shape:White To Off-White SolidMolecular weight:976.22Ezetimibe Impurity 68 (Azetidinone Ring-opened Impurity)
CAS:Formula:C24H23F2NO4Color and Shape:Off-White SolidMolecular weight:427.45Bortezomib Impurity 42 (Mixture of Diastereomers)
Formula:C19H24N4O4Color and Shape:Off-White SolidMolecular weight:372.43Irbesartan Impurity 5
CAS:Formula:C23H26N6OColor and Shape:White To Off-White SolidMolecular weight:402.50Cefpirome sulfate
CAS:Formula:C22H24N6O9S3Purity:≥ 760μg/mg (Cefpirome on dry basis)Color and Shape:White to pale yellow crystalline powderMolecular weight:612.66Carfilzomib Impurity 1 (Mixture of Diastereomers)
Formula:C46H65N5O14Color and Shape:White To Off-White SolidMolecular weight:912.05Cefathiamidine Impurity 3
Formula:C19H28N4O6S2Color and Shape:Pale Yellow SolidMolecular weight:472.58Halquinol
CAS:Purity:(GC) 95.0 - 105.0 %Color and Shape:Off-white to yellow-white or yellow-grey powderPrednisolone Impurity 4 (Prednisolone Hemisuccinate)
CAS:Formula:C25H32O8Color and Shape:Off-White SolidMolecular weight:460.52Semaglutide Impurity 35 (D-Ser 12) Tetratrifluoroacetate
Formula:C187H291N45O59·4C2HF3O2Molecular weight:4113.64 4*114.02Memantine EP Impurity D HCl (Memantine USP Related Compound I)
CAS:Formula:C12H21N·HClColor and Shape:Off-White SolidMolecular weight:179.31 36.46Irbesartan Impurity 1
Formula:C25H28N6O2Color and Shape:White To Off-White SolidMolecular weight:444.54Teneligliptin Impurity 1
Formula:C42H58N12O2S2Color and Shape:White To Off-White SolidMolecular weight:827.13Lovastatin EP Impurity B-d3 Sodium Salt (Lovastatin Hydroxy Acid-d3 Sodium Salt)
CAS:Formula:C24H34O3O6·NaColor and Shape:White To Off-White SolidMolecular weight:424.57 22.99Fasudil Impurity 7
Formula:C14H17N3O2SColor and Shape:White To Off-White SolidMolecular weight:291.37Mometasone Furoate EP Impurity P
Formula:C27H31ClO7Color and Shape:White To Off-White SolidMolecular weight:502.99Amoxicillin Impurity 16 Disodium Salt (Mixture of Diastereomers)
Formula:C24H29N5O8S2·2NaMolecular weight:579.64 2*22.99Fampridine Impurity 5 (3-Cyanopyridine)
CAS:Formula:C6H4N2Color and Shape:White To Off-White SolidMolecular weight:104.11Pentoxifylline EP Impurity G
CAS:Formula:C13H18N4O3Color and Shape:Off-White SolidMolecular weight:278.31Azilsartan Impurity 5
CAS:Formula:C24H20N4O3Color and Shape:White To Off-White SolidMolecular weight:412.45Penfluridol Impurity 12
Formula:C22H29ClF3NOColor and Shape:White To Off-White SolidMolecular weight:415.93Pentamidine isethionate salt, EP, USP grade
CAS:Formula:C19H24N4O2·2C2H6O4SColor and Shape:White or almost white crystalline powder, or colourless crystalsMolecular weight:592.68Telithromycin
CAS:Formula:C43H65N5O10Purity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:812.00Febuxostat Impurity 80
CAS:Formula:C19H21NO5SColor and Shape:White To Off-White SolidMolecular weight:375.44Iopromide Impurity 34
Formula:C25H19Cl2I6N3O10Color and Shape:White To Off-White SolidMolecular weight:1353.76Betamethasone Impurity 52
Formula:C22H28F2O4Color and Shape:White To Off-White SolidMolecular weight:394.46Ritonavir EP Impurity U
Formula:C51H69N9O7S3Color and Shape:White To Off-White SolidMolecular weight:1016.35Nimodipine EP Impurity A (Nimodipine USP Related Compound A)
CAS:Formula:C21H24N2O7Color and Shape:Pale Yellow LiquidMolecular weight:416.43Ibandronate Sodium Impurity 10 HCl
CAS:Formula:C9H19NO2·HClColor and Shape:White To Off-White SolidMolecular weight:173.26 36.46Epinephrine Impurity 85 HCl
CAS:Formula:C9H13NO2·HClColor and Shape:White To Off-White SolidMolecular weight:167.21 36.46Deferasirox Impurity 18 (Mixture of Isomers)
Formula:C42H28N6O8SColor and Shape:Pale Brown SolidMolecular weight:776.78Droperidol EP Impurity D (Droperidol N-Oxide)
CAS:Formula:C22H22FN3O3Color and Shape:White To Off-White SolidMolecular weight:395.43Vinpocetine Impurity 3 ((-)-Vincamone))
CAS:Formula:C19H22N2OColor and Shape:White To Off-White SolidMolecular weight:294.40Ibuprofen Impurity 6
CAS:Formula:C15H14O2Color and Shape:White Semi-Solid (Low M P )Molecular weight:226.27Oxybutynin hydrochloride
CAS:Formula:C22H31NO3·HClPurity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:393.95Betahistine EP Impurity A (2-Vinylpyridine)
CAS:Formula:C7H7NColor and Shape:Pale Brown LiquidMolecular weight:105.14Captopril Impurity 11
CAS:Formula:C14H22N2O6S2Color and Shape:White To Off-White SolidMolecular weight:378.46Captopril Impurity 8
CAS:Formula:C6H9ClO2SColor and Shape:White To Off-White SolidMolecular weight:180.65Captopril Impurity 10
CAS:Formula:C11H17NO4SColor and Shape:White To Off-White SolidMolecular weight:259.32Parecoxib Impurity 21
CAS:Formula:C16H14N2O3SColor and Shape:White To Off-White SolidMolecular weight:314.36N-Nitroso (Z)-Doxepin EP Impurity C (N-Nitroso (Z)-Doxepin USP Related Compound C (Free Form), N-Nitroso Desmethyl (Z)-Doxepin, N-Nitroso (Z)-Nordoxepin)
Formula:C18H18N2O2Molecular weight:294.35Sertraline EP Impurity A HCl (1S,4R-Isomer)
CAS:Formula:C17H17Cl2N·HClColor and Shape:White To Off-White SolidMolecular weight:306.23 36.46Doxepin EP Impurity C-13C-d3 HCl (Doxepin USP Related Compound C-13C-d3, Desmethyl Doxepin-13C-d3 HCl, Nordoxepin-13C-d3 HCl) (Mixture of Z and E Isomers)
CAS:Formula:C1713CH16D3NO·HClColor and Shape:White To Off-White SolidMolecular weight:269.37 36.46Urapidil Impurity 18 DiHCl
Formula:C18H25N3O2·2HClColor and Shape:Gray SolidMolecular weight:315.42 2*36.46Meclizine Impurity 6 DiHCl
CAS:Formula:C12H18N2·2HClColor and Shape:White To Off-White SolidMolecular weight:190.29 2*36.46Aztreonam Impurity 14 DiHCl
Formula:C15H23N5O6S·2HClColor and Shape:White To Off-White SolidMolecular weight:401.44 2*36.46Curcumin, pure, 98%
CAS:Formula:C21H20O6Purity:(HPLC) ≥ 98.0%Color and Shape:Yellow or orange powderMolecular weight:368.39Bupropion Impurity 7 HCl
Formula:C13H17Cl2NO·HClColor and Shape:White To Off-White SolidMolecular weight:274.19 36.46Moxifloxacin Impurity 17
CAS:Formula:C15H12F3NO3Color and Shape:White To Off-White SolidMolecular weight:311.26Mesalazine (Mesalamine) EP Impurity C-d4
CAS:Formula:C6H3D4NOColor and Shape:Pale Brown SolidMolecular weight:113.15Sugammadex Impurity 65 (Mixture of Isomers)
Formula:C74H116O48S8Color and Shape:White To Off-White SolidMolecular weight:2030.17Cytisine
CAS:Formula:C11H14N2OPurity:≥ 98.0%Color and Shape:White to yellow powderMolecular weight:190.24Dapagliflozin Impurity 5 (Mixture of Diastereomers)
CAS:Formula:C21H27ClO7Color and Shape:White To Off-White SolidMolecular weight:426.89Pramipexole Impurity 57 (Mixture of Isomers)
Formula:C9H14N4OSColor and Shape:Pale Yellow SolidMolecular weight:226.30Darunavir Impurity 22
CAS:Formula:C27H37N3O7SColor and Shape:White To Off-White SolidMolecular weight:547.67Ubidecarenone (Coenzyme Q10) Impurity 1
CAS:Formula:C64H98O4Color and Shape:Orange SolidMolecular weight:931.48Brexpiprazole Impurity 4
CAS:Formula:C25H27N3O2SColor and Shape:White To Off-White SolidMolecular weight:433.57Cimetidine Impurity 3
CAS:Formula:C11H20N8S2Color and Shape:White To Off-White SolidMolecular weight:328.46Cefoxitin EP Impurity C (Cefalonium Impurity C)
CAS:Formula:C14H12N2O4S2Color and Shape:White To Off-White SolidMolecular weight:336.39Lurasidone Impurity 54
CAS:Formula:C28H36N4O2SColor and Shape:White To Off-White SolidMolecular weight:492.68Bromfenac Impurity 58 (Bromfenac(indol-indol) Dimer)
CAS:Formula:C30H18Br2N2O4Molecular weight:630.29Indomethacin Impurity 9
CAS:Formula:C22H22ClNO6Color and Shape:Pale Yellow SolidMolecular weight:431.87Bicalutamide EP Impurity F
Formula:C18H14F4N2O3SColor and Shape:White To Off-White SolidMolecular weight:414.37Doxylamine EP Impurity C Succinate (Desmethyl Doxylamine Succinate)
CAS:Formula:C16H20N2O·C4H6O4Molecular weight:256.35 118.09Estradiol benzoate
CAS:Formula:C25H28O3Purity:(TLC) ≥ 98.0%Color and Shape:White to off-white powderMolecular weight:376.49Levonorgestrel EP Impurity C
CAS:Formula:C23H28OColor and Shape:Pale Yellow SolidMolecular weight:320.48L-dicentrine
CAS:Formula:C20H21NO4Purity:≥ 98.0%Color and Shape:White to off-white solidMolecular weight:339.38Carteolol HCl EP Impurity E
CAS:Formula:C21H22N2O5Color and Shape:White To Off-White SolidMolecular weight:382.42Valsartan EP Impurity B (Valsartan USP Related Compound C)
CAS:Formula:C31H35N5O3Color and Shape:White To Off-White SolidMolecular weight:525.65Furosemide
CAS:Formula:C12H11ClN2O5SPurity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:330.74Thiocolchicoside Impurity D1SO2
CAS:Formula:C27H33NO12SColor and Shape:Yellow SolidMolecular weight:595.62Betamethasone Impurity 10
CAS:Formula:C20H25FO3Color and Shape:White To Off-White SolidMolecular weight:332.42Racecadotril EP Impurity C
CAS:Formula:C14H17NO4SColor and Shape:White To Off-White SolidMolecular weight:295.35Metoclopramide hydrochloride
CAS:Formula:C14H22ClN3O2·HCl·H2OPurity:≥ 98.0%Color and Shape:White to almost white crystalline powderMolecular weight:354.28Piperacillin Sodium EP Impurity P Sodium Salt
Formula:C31H33N6O8S·NaColor and Shape:White To Off-White SolidMolecular weight:649.70 22.99Piperacillin Sodium EP Impurity P
Formula:C31H34N6O8SColor and Shape:White To Off-White SolidMolecular weight:650.71Trametinib
CAS:Formula:C26H23FIN5O4Purity:(HPLC) ≥ 98.0%Color and Shape:White to off-white solid powderMolecular weight:615.39Fluticasone Impurity 6 (5-Iodo Methyl Propionate)
CAS:Formula:C25H31F2IO5SColor and Shape:White To Off-White SolidMolecular weight:608.48Adapalene EP Impurity B
CAS:Formula:C28H28O4Color and Shape:White To Off-White SolidMolecular weight:428.53Amisulpride EP Impurity G
CAS:Formula:C17H27N3O4SColor and Shape:White To Off-White SolidMolecular weight:369.48Varespladib
CAS:Formula:C21H20N2O5Purity:≥ 98.0%Color and Shape:White to off-white solidMolecular weight:380.39Fingolimod Impurity 33
Formula:C21H31NO5Color and Shape:White To Off-White SolidMolecular weight:377.48Sulindac EP Impurity C-d3 (Sulindac USP Related Compound C-d3, Sulindac Sulfide-d3)
CAS:Formula:C20H14D3FO2SColor and Shape:Yellow SolidMolecular weight:343.43Buspirone EP Impurity I
CAS:Formula:C21H30ClN5O2Color and Shape:Off-White SolidMolecular weight:419.95Azithromycin EP Impurity E
CAS:Formula:C36H68N2O12Color and Shape:White To Off-White SolidMolecular weight:720.94Enalapril EP Impurity D (Enalapril USP Related Compound D, Enalapril Diketopiperazine)
CAS:Formula:C20H26N2O4Color and Shape:White To Off-White SolidMolecular weight:358.44Umeclidinium Bromide Impurity 10
CAS:Formula:C20H23NOColor and Shape:White To Off-White SolidMolecular weight:293.41Scutellarin
CAS:Formula:C21H18O12Purity:(HPLC) ≥ 98.0%Color and Shape:Yellow to brown powderMolecular weight:462.36Levocarnitine Impurity 2 Chloride
CAS:Formula:C7H14NO2·ClColor and Shape:White To Off-White SolidMolecular weight:144.19 35.45Cholic Acid Impurity 31
CAS:Formula:C25H40O5Color and Shape:White To Off-White SolidMolecular weight:420.59Simvastatin Impurity 4
CAS:Formula:C31H51NO5Color and Shape:White To Off-White SolidMolecular weight:517.75Haloperidol EP Impurity F
CAS:Formula:C27H27ClFNO2Color and Shape:White To Off-White SolidMolecular weight:451.97Levofloxacin Impurity 34
CAS:Formula:C13H11FN2O4Color and Shape:Off-White SolidMolecular weight:278.24Otilonium Bromide Impurity 5 Bromide
Formula:C22H29N2O4·BrColor and Shape:White To Off-White SolidMolecular weight:385.48 79.90Mesotrione Impurity 4
Formula:C15H8N2O6SColor and Shape:White To Off-White SolidMolecular weight:344.30
