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(5,014 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(6,366 products)
- Nitriles and Cyano Derivatives(3,045 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,430 products)
- Organic Phosphates and Phosphonates(1,201 products)
- Organic Sulphonates and Sulphates(10,406 products)
- Organometallics(4,400 products)
- Others(6,280 products)
- Peptides and Proteins(3,141 products)
- Polymers and Derivatives(99 products)
- Purines and Pyrimidine Derivatives(8,902 products)
- Quinazoline and Quinoline Derivatives(65,644 products)
- Quinones and Derivatives(24,239 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(79,472 products)
- Steroids and Derivatives(4,968 products)
- Sulfonamides and Derivatives(2,592 products)
- Terpenoids and Derivatives(3,839 products)
- Thiazolidinediones and Thiopyrans(2,733 products)
- β-Adrenergic Compounds(230 products)
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Found 56814 products of "APIs for research and impurities"
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Ketoprofen EP Impurity C (Ketoprofen USP Related Compound C)
CAS:Formula:C10H10O4Color and Shape:White To Off-White SolidMolecular weight:194.19Atracurium EP Impurity C Iodide (Mixture of Diastereomers)
CAS:Formula:C32H44NO8·IColor and Shape:Pale Yellow SolidMolecular weight:570.70 126.91Roxatidine Impurity 15 HCl
Formula:C19H28N2O4·HClColor and Shape:White To Off-White SolidMolecular weight:348.44 36.46Febuxostat Impurity 34
CAS:Formula:C15H17NO3SColor and Shape:White To Off-White SolidMolecular weight:291.37Indacaterol Impurity 8 HCl
Formula:C25H30N2O3·HClColor and Shape:White To Off-White SolidMolecular weight:406.53 36.46Pimavanserin Impurity 4
Formula:C25H35N3O2Color and Shape:White To Off-White Semi-SolidMolecular weight:409.57Tenofovir Impurity 26 (Mixture of Diastereomers)
Formula:C17H23N10O4PColor and Shape:Off-White SolidMolecular weight:462.41Carbamazepine Impurity 7
CAS:Formula:C14H12N2O4Color and Shape:Brownish Yellow SolidMolecular weight:272.26Rasagiline Impurity 9 HCl
CAS:Formula:C12H15N·HClColor and Shape:White To Off-White SolidMolecular weight:173.26 36.46Hydrocortisone EP Impurity D (6-β-Hydroxy Hydrocortisone)
CAS:Formula:C21H30O6Molecular weight:378.47Rizatriptan Impurity 5 DiHCl
CAS:Formula:C9H11N5·2HClColor and Shape:Pale Yellow SolidMolecular weight:189.22 2*36.46Trazodone EP Impurity L HCl
CAS:Formula:C10H13ClN2·HClColor and Shape:White To Off-White SolidMolecular weight:196.68 36.46Bucladesine Impurity 2 Tetrabutylammonium Salt
CAS:Formula:C14H17N5O7P·C16H36NMolecular weight:398.29 242.47Nebivolol Impurity (1-(3,4-dihydro-2H-chromen-2-yl)-2-(methylamino)ethanol)
Formula:C12H17NO2Molecular weight:207.27Ipratropium bromide monohydrate
CAS:Formula:C20H30BrNO3·H2OPurity:≥ 99.0%Color and Shape:White crystalline powderMolecular weight:430.38Prothioconazole Impurity 7
CAS:Formula:C14H13Cl2N3Color and Shape:Off-White SolidMolecular weight:294.18Sitagliptin Impurity 75 HCl
CAS:Formula:C16H16F5N5O·HClColor and Shape:White To Off-White SolidMolecular weight:389.33 36.46Lopinavir EP Impurity J
Formula:C37H48N4O5Color and Shape:White To Off-White SolidMolecular weight:628.81Mometasone Furoate EP Impurity M
CAS:Formula:C22H29ClO4Color and Shape:Pale Yellow SolidMolecular weight:392.92Etomidate EP Impurity A
CAS:Formula:C12H12N2O2Color and Shape:White To Off-White SolidMolecular weight:216.24Flurbiprofen Impurity 53
Formula:C15H14O3Color and Shape:White To Off-White SolidMolecular weight:242.27Hexamidine EP Impurity A HCl
CAS:Formula:C20H25N3O3·HClColor and Shape:White To Off-White SolidMolecular weight:355.44 36.46Sugammadex Impurity 65 (Mixture of Isomers)
Formula:C74H116O48S8Color and Shape:White To Off-White SolidMolecular weight:2030.17D-Luciferin sodium salt
CAS:Formula:C11H7N2NaO3S2Purity:≥ 99.0%Color and Shape:Yellow powderMolecular weight:302.30Cytisine
CAS:Formula:C11H14N2OPurity:≥ 98.0%Color and Shape:White to yellow powderMolecular weight:190.24Tinidazole Impurity 3
CAS:Formula:C8H13N3O2SColor and Shape:Pale Yellow LiquidMolecular weight:215.27Leuprorelin (Leuprolide) EP Impurity A
CAS:Formula:C59H84N16O12Color and Shape:White To Off-White SolidMolecular weight:1209.42Miconazole
CAS:Formula:C18H14Cl4N2OPurity:99.0 - 101.0 % (anhydrous basis)Color and Shape:White or almost white powderMolecular weight:416.13Phenylephrine Impurity 60 (Mixture of Diastereomers)
CAS:Formula:C13H17NO6Color and Shape:White To Off-White SolidMolecular weight:283.28Daunorubicin Impurity 3 Ditrifluoroacetate
CAS:Formula:C32H38N2O11·2C2HF3O2Molecular weight:626.66 2*114.02rac-Melphalan EP Impurity A DiHCl (rac-Dihydroxy Melphalan DiHCl)
CAS:Color and Shape:Brown SolidMolecular weight:C13H20N2O4. 2 HClGoserelin EP Impurity I Tritrifluoroacetate
Formula:C69H98N20O16·3C2HF3O2Molecular weight:1463.67 3*114.02Enalapril Impurity 12 (Enalaprilat RSR Isomer)
Formula:C18H24N2O5Color and Shape:White To Off-White SolidMolecular weight:348.40Clindamycin EP Impurity B
CAS:Formula:C17H31ClN2O5SColor and Shape:Pale Yellow SolidMolecular weight:410.95Stigmasterol Impurity 10
CAS:Formula:C22H34O2Color and Shape:White To Off-White SolidMolecular weight:330.51Leuprorelin (Leuprolide) EP Impurity F
CAS:Formula:C59H84N16O12Color and Shape:White To Off-White SolidMolecular weight:1209.42Enalaprilat-d5 (Enalapril EP Impurity C-d5)
CAS:Formula:C18H19D5N2O5Color and Shape:White To Off-White SolidMolecular weight:353.43Lenvatinib Impurity 6
CAS:Formula:C45H42Cl2N8O8Color and Shape:White To Off-White SolidMolecular weight:893.78Mycophenolic Acid Impurity 8 Ditetramethylammonium Salt
Formula:C17H20O72·2C4H12NMolecular weight:336.34 2*74.15Ubidecarenone (Coenzyme Q10) Impurity 1
CAS:Formula:C64H98O4Color and Shape:Orange SolidMolecular weight:931.48Mafenamide acetate
CAS:Formula:C7H10N2O2S·C2H4O2Purity:≥ 98.0% (dried basis)Color and Shape:White to off-white crystalline powderMolecular weight:246.28Penehyclidine Impurity 8 ((S,S)-Penehyclidine)
CAS:Formula:C20H29NO2Color and Shape:Off-White SolidMolecular weight:315.46Ivabradine Impurity 11
CAS:Formula:C12H17NO2Color and Shape:Pale Yellow LiquidMolecular weight:207.27Linagliptin Impurity 72 Trifluoroacetate
Formula:C25H30N8O3·C2HF3O2Color and Shape:Off-White SolidMolecular weight:490.57 114.02Atipamezole Impurity 2
CAS:Formula:C13H14N2Color and Shape:White To Off-White SolidMolecular weight:198.27Ezetimibe Dehydroxy Impurity
CAS:Formula:C24H21F2NO2Color and Shape:White To Off-White SolidMolecular weight:393.43Flumazenil EP Impurity D
CAS:Formula:C10H9FN2O2Color and Shape:Pale Pink SolidMolecular weight:208.19Trandolapril EP Impurity E (Trandolapril USP Related Compound E, Trandolaprilat)
CAS:Formula:C22H30N2O5Color and Shape:Off-White SolidMolecular weight:402.49Dexamethasone-d5 (Betamethasone EP Impurity A-d5, Dexamethasone Acetate EP Impurity A-d5, Dexamethasone Sodium Phosphate EP Impurity A-d5)
CAS:Formula:C22H24D5FO5Color and Shape:White To Off-White SolidMolecular weight:397.50Estradiol EP Impurity B (Ethinylestradiol EP Impurity L, 17-epi-Estradiol)
CAS:Formula:C18H24O2Color and Shape:White To Off-White SolidMolecular weight:272.39Gemcitabine EP Impurity B-13C-15N2 (α-Gemcitabine-13C-15N2)
CAS:Formula:C813CH11F2N15N2O4Color and Shape:White To Off-White SolidMolecular weight:266.18Mycophenolic Acid-d3 (Mycophenolate Mofetil EP Impurity F-d3)
CAS:Formula:C17H17D3O6Color and Shape:White To Off-White SolidMolecular weight:323.36Diloxanide furoate
CAS:Formula:C14H11Cl2NO4Purity:(Titration) ≥ 97.0%Color and Shape:White to off-white powder or crystalsMolecular weight:328.15Solifenacin Impurity 24
CAS:Formula:C23H26N2O3Color and Shape:White To Off-White SolidMolecular weight:378.47Rifampicin Impurity 1 (Mixture of Z and E Isomers)
CAS:Formula:C44H52N4O13Color and Shape:Red SolidMolecular weight:844.92Varenicline Impurity 19
Formula:C19H19N3O6Color and Shape:White To Off-White SolidMolecular weight:385.38Econazole EP Impurity B HCl
CAS:Formula:C15H14Cl3NO·HClColor and Shape:White To Off-White SolidMolecular weight:330.63 36.46Solifenacin Impurity 23
CAS:Formula:C18H20N2OColor and Shape:White To Off-White SolidMolecular weight:280.37Ropinirole EP Impurity F (Ropinirole USP Related Compound A)
CAS:Formula:C10H11NO2Molecular weight:177.20Mycophenolic Acid (Mycophenolate Mofetil EP Impurity F)
CAS:Formula:C17H20O6Color and Shape:White To Off-White SolidMolecular weight:320.34Levofloxacin Impurity 9
CAS:Formula:C15H13F2NO4Color and Shape:White To Off-White Solid SolidMolecular weight:309.27Difluprednate Impurity 4
Formula:C25H32F2O6Color and Shape:White To Off-White SolidMolecular weight:466.52Salbutamol Impurity 4
CAS:Formula:C15H25NO3Color and Shape:White To Off-White SolidMolecular weight:267.37Doramectin Impurity 4 (5-Dehydroxyl-5-Oxodoramectin)
CAS:Formula:C50H72O14Color and Shape:Pale Yellow Solid To Off-White SolidMolecular weight:897.11Manidipine dihydrochloride
CAS:Formula:C35H38N4O6·2HClPurity:≥ 98.0%Color and Shape:White to pale yellow powder or crystalsMolecular weight:683.63Solifenacin Impurity 21
CAS:Formula:C17H17NO2Color and Shape:White To Off-White SolidMolecular weight:267.33Amisulpride EP Impurity E
CAS:Formula:C10H13NO5SColor and Shape:White To Off-White SolidMolecular weight:259.28Galantamine EP Impurity D HCl (Anhydro Galantamine HCl)
CAS:Formula:C17H19NO2·HClColor and Shape:White To Off-White SolidMolecular weight:269.35 36.46Bendamustine Related Impurity 5
CAS:Formula:C18H26ClN3O3Color and Shape:White To Off-White SolidMolecular weight:367.88Retinyl palmitate
CAS:Formula:C36H60O2Color and Shape:Viscous yellow liquid or pale yellow waxy solidMolecular weight:524.87Nateglinide EP Impurity F
CAS:Formula:C28H36N2O4Color and Shape:White To Off-White SolidMolecular weight:464.61Irbesartan Impurity 11 HCl
CAS:Formula:C11H18N2O·HClColor and Shape:White To Off-White SolidMolecular weight:194.28 36.46Etonogestrel EP Impurity D (Etonogestrel USP Related Compound A)
CAS:Formula:C20H26O2Molecular weight:298.43Cefodizime Impurity 4 HCl
CAS:Formula:C14H15N3O5S3·HClColor and Shape:Off-White SolidMolecular weight:401.48 36.46Alprazolam Impurity 2 HCl
CAS:Formula:C17H15ClN4O·HClColor and Shape:Pale Yellow SolidMolecular weight:326.78 36.46Glipizide Impurity 20
CAS:Formula:C8H12N2O2SColor and Shape:White To Off-White SolidMolecular weight:200.26Minoxidil Impurity 6
CAS:Formula:C4H6N4OColor and Shape:White To Off-White SolidMolecular weight:126.12Rasagiline Impurity 13 HCl
CAS:Formula:C9H9NO·HClColor and Shape:Yellow SolidMolecular weight:147.18 36.46Alfuzosin EP Impurity A
CAS:Formula:C19H23N5O4Color and Shape:White To Off-White SolidMolecular weight:385.42Dexpanthenol EP Impurity B Sodium Salt (Calcium Pantothenate EP Impurity B Sodium Salt, Pantoic Acid Sodium Salt)
CAS:Formula:C6H11O4·NaMolecular weight:147.15 22.99Sertraline EP Impurity F Enantiomer
CAS:Formula:C16H12Cl2OColor and Shape:Off-White SolidMolecular weight:291.17Esomeprazole Impurity 8
CAS:Formula:C16H17N3O2SColor and Shape:White To Off-White SolidMolecular weight:315.39Cetrorelix Impurity 23 Ditrifluoroacetate
Formula:C76H103ClN20O16·2C2HF3O2Color and Shape:Off-White SolidMolecular weight:1588.23 2*114.02Oseltamivir EP Impurity C HCl (Oseltamivir Carboxylic Acid HCl)
CAS:Formula:C14H24N2O4·HClColor and Shape:White To Off-White SolidMolecular weight:284.36 36.46Mitiglinide Impurity D
CAS:Formula:C11H12O4Color and Shape:White To Off-White SolidMolecular weight:208.21Ticagrelor Impurity 40 (Mixture of Diastereomers)
Formula:C23H28F2N6O5SColor and Shape:White To Off-White SolidMolecular weight:538.57Difluprednate Impurity 17
CAS:Formula:C21H24F2O5Color and Shape:White To Off-White SolidMolecular weight:394.41Ertapenem Impurity 1 Trisodium Salt (Ring Open)
CAS:Formula:C22H24N3O8S·3NaColor and Shape:Yellow SolidMolecular weight:490.52 3*22.99Trifluridine Impurity 10
CAS:Formula:C5H5F3N2O2Color and Shape:White To Off-White SolidMolecular weight:182.10Dexamethasone-d4 (Betamethasone EP Impurity A-d4, Dexamethasone Acetate EP Impurity A-d4, Dexamethasone Sodium Phosphate EP Impurity A-d4)
CAS:Formula:C22H25D4FO5Color and Shape:White To Off-White SolidMolecular weight:396.49Carteolol HCl EP Impurity E
CAS:Formula:C21H22N2O5Color and Shape:White To Off-White SolidMolecular weight:382.42Ezetimibe Impurity 21
Formula:C45H58F2N2O5Si2Color and Shape:White To Off-White SolidMolecular weight:801.13Vardenafil EP Impurity C (Vardenafil Dimer)
CAS:Formula:C38H46N10O8S2Color and Shape:White To Off-White SolidMolecular weight:834.97N-Nitroso Metformin EP Impurity F-d6 (N-Nitroso Dacarbazine EP Impurity D-d6, N-Nitroso Dimethylamine-d6 (NDMA-d6))
CAS:Formula:C2D6N2OMolecular weight:80.12Valsartan EP Impurity B (Valsartan USP Related Compound C)
CAS:Formula:C31H35N5O3Color and Shape:White To Off-White SolidMolecular weight:525.65Dexpanthenol EP Impurity B Sodium Salt (S-Isomer) (Calcium Pantothenate EP Impurity B Sodium Salt (S-Isomer), Pantoic Acid Sodium Salt(S-Isomer))
Formula:C6H11O4·NaMolecular weight:147.15 22.99Terazosin EP Impurity J
CAS:Formula:C19H27N5O4Color and Shape:White To Off-White SolidMolecular weight:389.46Tebipenem Pivoxil Impurity 20
CAS:Formula:C16H23N3O5S2Color and Shape:Brown SolidMolecular weight:401.51Clopidogrel EP Impurity A (R-Isomer) ((R)-Clopidogrel Carboxylic Acid)
CAS:Formula:C15H14ClNO2SColor and Shape:Off-White SolidMolecular weight:307.79Cefixime Impurity (7-AVCA)
CAS:Formula:C9H10N2O3SColor and Shape:Off-White SolidMolecular weight:226.25Megestrol Acetate EP Impurity E
CAS:Formula:C24H30O4Color and Shape:Off-White SolidMolecular weight:382.50Honokiol
CAS:Formula:C18H18O2Purity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:266.34Furosemide
CAS:Formula:C12H11ClN2O5SPurity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:330.74Cefazedone Impurity 5
CAS:Formula:C15H13Cl2N3O6SColor and Shape:White To Off-White SolidMolecular weight:434.24Risperidone EP Impurity K (Desfluoro Risperidone)
CAS:Formula:C23H28N4O2Color and Shape:White To Off-White SolidMolecular weight:392.50Acetazolamide EP Impurity A
CAS:Formula:C4H4ClN3OSColor and Shape:White To Off-White SolidMolecular weight:177.61Imidafenacin Impurity 3
CAS:Formula:C18H18N2O4Color and Shape:White To Off-White SolidMolecular weight:326.35cis-Atovaquone-d4 (Atovaquone EP Impurity B-d4)
CAS:Formula:C22H15ClO3D4Color and Shape:Yellow SolidMolecular weight:370.87Citalopram EP Impurity D HBr (Citalopram USP Related Compound D HBr, N-Desmethyl Citalopram HBr)
CAS:Formula:C19H19FN2O·HBrColor and Shape:White To Off-White SolidMolecular weight:310.37 80.91Paracetamol (Acetaminophen) EP Impurity B (Acetaminophen USP Related Compound B)
CAS:Formula:C9H11NO2Color and Shape:White To Off-White SolidMolecular weight:165.19Carbimazole
CAS:Formula:C7H10N2O2SPurity:≥ 98.0%Color and Shape:White to almost white powder or crystalsMolecular weight:186.24Dapsone
CAS:Formula:C12H12N2O2SPurity:(Titration) 98.0 - 102.0 %Color and Shape:White to off-white crystalline powderMolecular weight:248.30Resveratrol, synthetic
CAS:Formula:C14H12O3Purity:≥ 99.0%Color and Shape:White to off-white powderMolecular weight:228.24Dabigatran impurity 85
Formula:C34H41N7O5Color and Shape:White To Off-White SolidMolecular weight:627.75Flecainide acetate salt
CAS:Formula:C17H20F6N2O3·C2H4O2Purity:98.0 - 101.0 % (dried basis)Color and Shape:White to slightly off-white crystalline powderMolecular weight:474.40Thiocolchicoside Impurity D1SO2
CAS:Formula:C27H33NO12SColor and Shape:Yellow SolidMolecular weight:595.62Acetylsalicylic Acid Impurity 2
CAS:Formula:C12H10N2O3Color and Shape:Yellow SolidMolecular weight:230.22Niclosamide Impurity 2
CAS:Formula:C13H7Cl3N2O4Color and Shape:Pale Yellow SolidMolecular weight:361.56
