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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Medetomidine Impurity 29 HCl
Formula:C23H28N2·HClColor and Shape:White To Off-White SolidMolecular weight:332.49 36.46Rosuvastatin Impurity 64
CAS:Formula:C26H34FN3O6SColor and Shape:White To Off-White SolidMolecular weight:535.63Fluticasone Impurity 9 (Mixture of Diastereomers)
Formula:C20H24F2O3Color and Shape:White To Off-White SolidMolecular weight:350.41Amikacin EP Impurity F
CAS:Formula:C26H50N6O15Color and Shape:White To Off-White SolidMolecular weight:686.71Itraconazole
CAS:Formula:C35H38Cl2N8O4Purity:99.0 - 101.0 % (dried basis)Color and Shape:White or almost white powderMolecular weight:705.63Levothyroxine EP Impurity H
CAS:Formula:C13H6I4O4Color and Shape:White To Off-White SolidMolecular weight:733.80Carvedilol EP Impurity B (Carvedilol USP Related Compound B) (Mixture of Diastereomers)
CAS:Formula:C39H39N3O6Color and Shape:White To Off-White SolidMolecular weight:645.76Losartan Impurity 7
CAS:Formula:C33H24Br2N4Color and Shape:White To Off-White SolidMolecular weight:636.39Bromocriptine EP Impurity D
CAS:Formula:C16H15BrN2O2Color and Shape:Grey SolidMolecular weight:347.21Linezolid Impurity PNU177636
Formula:C20H26FN3O5Color and Shape:White To Off-White SolidMolecular weight:407.44Flucloxacillin Impurity 4
CAS:Formula:C13H10ClFN2O4Color and Shape:White To Off-White SolidMolecular weight:312.68Hydroxychloroquine sulfate
CAS:Formula:C18H26ClN3O·H2SO4Purity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:433.95Iohexol EP Impurity C (Mixture of Diastereomers)
CAS:Formula:C22H32I3N3O11Color and Shape:White To Off-White SolidMolecular weight:895.22Prucalopride Impurity 37
Formula:C10H11BrClNO3Color and Shape:White To Off-White SolidMolecular weight:308.56Pregabalin Impurity 11 HCl
CAS:Formula:C9H19NO2·HClColor and Shape:White To Off-White SolidMolecular weight:173.26 36.46Thioctic Acid Impurity 20 Sodium Salt (Mixture of Isomers)
Formula:C8H13O3S2·NaColor and Shape:White To Off-White SolidMolecular weight:221.32 22.99Sodium Cyclamate EP Impurity C (Cyclohexylamine)
CAS:Formula:C6H13NColor and Shape:Colourless LiquidMolecular weight:99.18Ranitidine EP Impurity E (Ranitidine N-Oxide)
CAS:Formula:C13H22N4O4SColor and Shape:White To Off-White SolidMolecular weight:330.40Edaravone Impurity 2 Disodium Salt
Formula:C13H12N2O6S·2NaColor and Shape:Off-White SolidMolecular weight:324.31 2*22.99Glycopyrronium Bromide EP Impurity F (Fentanyl EP Impurity E, Benzaldehyde)
CAS:Formula:C7H6OMolecular weight:106.12Metronidazole EP Impurity E
CAS:Formula:C6H9N3O3Color and Shape:Off-White SolidMolecular weight:171.16Thiamine EP Impurity A Sulfate
CAS:Formula:C12H16N4O4S2·H2SO4Color and Shape:Off-White SolidMolecular weight:344.40 98.07Aripiprazole Impurity 29
CAS:Formula:C13H16BrNO2Color and Shape:White To Off-White SolidMolecular weight:298.18Indobufen Impurity 1 Sodium Salt
CAS:Formula:C10H12NO2·NaColor and Shape:White To Off-White SolidMolecular weight:178.21 22.99Fluticasone Impurity 11
Formula:C53H56F4O12S2Color and Shape:White To Off-White SolidMolecular weight:1025.13(R)-Canagliflozin Furanose Impurity
Formula:C24H25FO5SColor and Shape:Off-White SolidMolecular weight:444.53Daclatasvir Impurity 31
Formula:C45H59N9O7Color and Shape:White To Off-White SolidMolecular weight:838.02Efinaconazole Impurity 24
CAS:Formula:C7H13NO3Color and Shape:Pale Yellow To Colorless OilMolecular weight:159.19Promethazine hydrochloride
CAS:Formula:C17H20N2S·HClPurity:≤ 1.0% (TLC)Color and Shape:White to off-white powderMolecular weight:320.88Fluvastatin Impurity 1
Formula:C24H26FNO4Color and Shape:White To Off-White SolidMolecular weight:411.47Cisatracurium Besilate EP Impurity R
CAS:Formula:C51H66N2O12Color and Shape:Colourless LiquidMolecular weight:899.09Mesna EP Impurity A
CAS:Formula:C3H8N2O3S2Color and Shape:White To Off-White SolidMolecular weight:184.23Tazobactam Acid Impurity 16 Sodium Salt
CAS:Formula:C8H9N4O3S·NaColor and Shape:Pale Yellow SolidMolecular weight:241.25 22.99Methylprednisolone Impurity 43 Ditriethylamine Salt
Formula:C44H66N2O15S2·2Et3NMolecular weight:929.16 2*101.19Leuprorelin (Leuprolide) EP Impurity G Ditrifluoroacetate
CAS:Formula:C59H84N16O12·2C2HF3O2Color and Shape:White To Off-White SolidMolecular weight:1209.42 2*114.02Lovastatin Impurity 2 (Mixture of Diastereomers)
Formula:C24H34O6Color and Shape:White To Off-White SolidMolecular weight:418.53Norethindrone Impurity 31 (Norethisterone Hexanoate)
CAS:Formula:C26H36O3Color and Shape:White To Off-White SolidMolecular weight:396.57Clinofibrate Impurity 2
CAS:Formula:C23H28O4Color and Shape:White To Off-White SolidMolecular weight:368.48Ornidazole Impurity 1
CAS:Formula:C7H8ClN3O2Color and Shape:White To Off-White SolidMolecular weight:201.61Tiotropium Bromide EP Impurity G-d3 Bromide (Tiotropium USP Related Compound G-d3)
CAS:Formula:C9H13D3NO2·BrColor and Shape:White To Off-White SolidMolecular weight:173.25 79.90Clemastine EP Impurity A (Clemastine N-Oxide) (Mixture of Diastereomers)
CAS:Formula:C21H26ClNO2Color and Shape:Pale Yellow OilMolecular weight:359.90Tolnaftate Impurity 5 Disodium Salt
CAS:Formula:C20H12O7S2·2NaColor and Shape:White To Off-White SolidMolecular weight:428.43 2*22.99Exemestane EP Impurity E (Exemestane USP Related Compound A)
CAS:Formula:C20H26O2Color and Shape:Grey SolidMolecular weight:298.43Thioctic Acid Impurity 11
CAS:Formula:C18H32N2O2S4Color and Shape:Yellow SolidMolecular weight:436.71Xylometazoline EP Impurity E (Ethylenediamine p-toluenesulfonate)
CAS:Formula:C7H8O3S·C2H8N2Molecular weight:172.19 60.10Lovastatin EP Impurity C (Dehydro Lovastatin)
CAS:Formula:C24H34O4Color and Shape:White To Off-White SolidMolecular weight:386.53Bromopride Impurity 4
CAS:Formula:C8H8BrNO3Color and Shape:White To Off-White SolidMolecular weight:246.06Fludarabine (Fludarabine Phosphate EP Impurity E)
CAS:Formula:C10H12FN5O4Color and Shape:White To Off-White SolidMolecular weight:285.24Perphenazine EP Impurity A
CAS:Formula:C21H26ClN3O2SColor and Shape:White To Off-White SolidMolecular weight:419.97Levonorgestrel EP Impurity B
CAS:Formula:C21H28O2Color and Shape:White To Off-White SolidMolecular weight:312.45Sodium Cromoglicate Impurity 5 Sodium Salt
CAS:Formula:C21H17O9·NaColor and Shape:White To Off-White SolidMolecular weight:436.36 22.99Esomeprazole Impurity 16
CAS:Formula:C26H30N4O5SColor and Shape:Pale Yellow SolidMolecular weight:510.61Indomethacin (Indometacin) EP Impurity C
CAS:Formula:C14H12ClNO2Color and Shape:Off-White SolidMolecular weight:261.71Eltrombopag Impurity 9 Trifluoroacetate
Formula:C28H29N5O4·C2HF3O2Color and Shape:Orange SolidMolecular weight:499.57 114.02Salmeterol EP Impurity G
CAS:Formula:C50H72N2O7Color and Shape:White To Off-White SolidMolecular weight:813.13Icatibant Impurity 25 Tritrifluoroacetate
Formula:C59H86N18O14S·3C2HF3O2Molecular weight:1303.51 3*114.02Pyrazophos Impurity 1
CAS:Formula:C10H11N3O3Color and Shape:White To Off-White SolidMolecular weight:221.22Bupropion Impurity 12 HCl
CAS:Formula:C13H17Cl2NO·HClColor and Shape:White To Off-White SolidMolecular weight:274.19 36.46Daclatasvir Impurity 14 (RSSS-Isomer)
CAS:Formula:C40H50N8O6Color and Shape:Off-White SolidMolecular weight:738.89Sodium Fusidate EP Impurity L
CAS:Formula:C31H46O5Color and Shape:Off-White SolidMolecular weight:498.70Rivastigmine EP Impurity A (Rivastigmine USP Related Compound C, NAP226-90)
CAS:Formula:C10H15NOColor and Shape:White To Off-White SolidMolecular weight:165.24Cardiogreen, 95%, USP grade
CAS:Formula:C43H47N2NaO6S2Purity:90.0 - 105.0 % (dried basis)Color and Shape:Dark green to brown crystalline powderMolecular weight:774.96Terazosin EP Impurity I (Mixture of Diastereomers)
CAS:Formula:C20H27N5O4Color and Shape:White To Off-White SolidMolecular weight:401.47Roxithromycin EP Impurity B
CAS:Formula:C33H62N2O12Color and Shape:White To Off-White SolidMolecular weight:678.86Etomidate Impurity 29 HCl and Etomidate Impurity 30 HCl (Mixture of Diastereomers)
Formula:C15H18N2O3·HClColor and Shape:White To Off-White SolidMolecular weight:274.32 36.46Regorafenib Impurity 6
CAS:Formula:C20H12ClF4N3O4Color and Shape:Pale Yellow SolidMolecular weight:469.78Promethazine hydrochloride, EP grade
CAS:Formula:C17H20N2S·HClPurity:≤ 0.1%Color and Shape:White or faint yellow crystalline powderMolecular weight:320.88Metoprolol tartrate, EP grade
CAS:Formula:(C15H25NO3)2·C4H6O6Purity:99.0 - 100.5 % (dried substance)Color and Shape:White or almost white crystalline powder, or colourless crystalsMolecular weight:684.82Molnupiravir Impurity 6
CAS:Formula:C9H13N3O6Color and Shape:White To Off-White SolidMolecular weight:259.22Erlotinib Impurity 35
CAS:Formula:C13H17N3O4Color and Shape:White To Off-White SolidMolecular weight:279.30Dexamethasone 21-acetate
CAS:Formula:C24H31FO6Purity:(HPLC) ≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:434.50Lesinurad Impurity 3
CAS:Formula:C17H16BrN3O2SColor and Shape:White To Off-White SolidMolecular weight:406.30Minodronic Acid Impurity 19
CAS:Formula:C11H12N2O2Color and Shape:Brown LiquidMolecular weight:204.23Paclitaxel EP Impurity F
CAS:Formula:C47H59NO14Color and Shape:White To Off-White SolidMolecular weight:861.98Mifepristone
CAS:Formula:C29H35NO2Purity:≥ 98.0%Color and Shape:Off-white to pale yellow or yellow powderMolecular weight:429.59Zidovudine EP Impurity G
CAS:Formula:C20H25N7O8Color and Shape:White To Off-White SolidMolecular weight:491.46N-Desmethyl Imipramine HCl (N-Desmethyl Clomipramine HCl EP Impurity B HCl)
Formula:C18H22N2·HClColor and Shape:White To Off-White SolidMolecular weight:266.39 36.46Medetomidine Impurity 19
CAS:Formula:C15H20N2Color and Shape:White To Off-White SolidMolecular weight:228.34Valdecoxib Impurity 34
CAS:Formula:C16H11Cl2NO5S2Color and Shape:White To Off-White SolidMolecular weight:432.29Closantel EP Impurity A
CAS:Formula:C7H4I2O3Color and Shape:White To Off-White SolidMolecular weight:389.91Duloxetine Impurity 13 Oxalate
CAS:Formula:C19H21NOS·C2H2O4Color and Shape:White LiquidMolecular weight:311.44 90.04Paroxetine EP Impurity G HCl (Paroxetine USP Related Compound E)
CAS:Formula:C12H14FN·HClColor and Shape:Off-White SolidMolecular weight:191.25 36.46Clerosterol Impurity 1
CAS:Formula:C29H48OColor and Shape:White To Off-White SolidMolecular weight:412.70Afatinib Impurity 81
CAS:Formula:C24H25ClFN5O3Color and Shape:Pale Yellow SolidMolecular weight:485.94Darunavir Impurity 16
CAS:Formula:C34H45N3O11SColor and Shape:White To Off-White SolidMolecular weight:703.80Resveratrol, natural
CAS:Formula:C14H12O3Purity:(HPLC) ≥ 98.0%Color and Shape:White to off-white powderMolecular weight:228.24Ezetimibe Impurity 83 Sodium Salt
Formula:C31H28F2NO4·NaColor and Shape:White To Off-White SolidMolecular weight:516.57 22.99Vortioxetine Impurity 9 HCl
CAS:Formula:C18H21ClN2S·HClColor and Shape:Off-White SolidMolecular weight:332.89 36.46Manidipine Impurity 2 DiHCl
CAS:Formula:C32H34N2O·2HClColor and Shape:White To Off-White SolidMolecular weight:462.64 2*36.46Ambroxol Impurity 31
Formula:C13H15Br2N3OColor and Shape:White To Off-White SolidMolecular weight:389.09Doxofylline Impurity 5
CAS:Formula:C11H12N4O4Color and Shape:White To Off-White SolidMolecular weight:264.24Paracetamol (Acetaminophen) EP Impurity H
CAS:Formula:C10H11NO3Color and Shape:White To Off-White SolidMolecular weight:193.20Almotriptan EP Impurity C (Almotriptan USP Related Compound A, N-Hydroxymethyl Almotriptan)
CAS:Formula:C18H27N3O3SColor and Shape:White To Off-White SolidMolecular weight:365.50Chlorhexidine diacetate salt hydrate
CAS:Formula:C22H30Cl2N10·2C2H4O2Purity:(Titration) ≥ 98.0%Color and Shape:White to almost white crystalline powderMolecular weight:625.55Desloratadine Impurity 3
CAS:Formula:C19H19ClN2Color and Shape:Pale Pink SolidMolecular weight:310.83Irbesartan Impurity 6
CAS:Formula:C25H27N3OColor and Shape:White To Off-White SolidMolecular weight:385.51Efavirenz Impurity 18
CAS:Formula:C14H11ClF3NO2Color and Shape:White To Off-White SolidMolecular weight:317.69Moxifloxacin Impurity 31 HCl
CAS:Formula:C21H22FN3O4·HClColor and Shape:White To Off-White SolidMolecular weight:399.43 36.46Cetirizine Sorbitol Ester Impurity HCl (Mixture of Diastereomers)
CAS:Formula:C27H37ClN2O8·HClColor and Shape:White To Off-White SolidMolecular weight:553.05 36.46Biotin EP Impurity B
CAS:Formula:C11H16N2O5SColor and Shape:White To Off-White SolidMolecular weight:288.32Morantel EP Impurity B L-Tartrate (cis-Morantel L-Tartrate)
CAS:Formula:C12H16N2S·C4H6O6Color and Shape:White To Off-White SolidMolecular weight:220.34 150.09Tazobactam Acid Impurity 15
CAS:Formula:C8H10ClNO3SColor and Shape:White To Off-White SolidMolecular weight:235.68Candesartan Cilexetil EP Impurity E
CAS:Formula:C35H38N6O6Color and Shape:White To Off-White SolidMolecular weight:638.73Iloperidone Impurity 22 HCl
CAS:Formula:C12H13FN2O·HClColor and Shape:Off-White SolidMolecular weight:220.25 36.46Lidocaine Impurity 6 HCl
CAS:Formula:C14H22N2O·HClColor and Shape:White To Off-White SolidMolecular weight:234.34 36.46Felbamate
CAS:Formula:C11H14N2O4Purity:≥ 98.0NoneColor and Shape:White to off-white solidMolecular weight:238.24rac-Medetomidine Impurity 18
CAS:Formula:C15H20N2Color and Shape:White To Off-White SolidMolecular weight:228.34Sulfamethoxazole EP Impurity A (Sulfamethoxazole USP Related Compound A)
CAS:Formula:C12H13N3O4SColor and Shape:White To Off-White SolidMolecular weight:295.31Rifaximin
CAS:Formula:C43H51N3O11Purity:98.0 - 102.0 % (dried basis)Color and Shape:Red-orange powderMolecular weight:785.88Cariprazine Impurity 7
CAS:Formula:C11H22N2O2Color and Shape:White To Off-White SolidMolecular weight:214.31Dolutegravir Impurity 5
CAS:Formula:C20H20FN3O5Color and Shape:White To Off-White SolidMolecular weight:401.39Trazodone EP Impurity I
CAS:Formula:C13H19ClN2OColor and Shape:White To Off-White SolidMolecular weight:254.76Isosorbide Impurity 10
CAS:Formula:C8H12O5Color and Shape:White To Off-White SolidMolecular weight:188.18Naloxone methiodide
CAS:Formula:C20H24INO4Purity:≥ 97.5%Color and Shape:White to off-white powder or solidMolecular weight:469.31Hyoscine Butylbromide EP Impurity D Bromide (Mixture of Diastereomers)
Formula:C20H28NO4·BrColor and Shape:White To Off-White SolidMolecular weight:346.45 79.904-Hydroxyindole
CAS:Formula:C8H7NOPurity:≥ 99.0%Color and Shape:Dark geen to dark grey or black powderMolecular weight:133.15Ropinirole EP Impurity C HCl
CAS:Formula:C19H28N2O·HClColor and Shape:Yellow SolidMolecular weight:300.45 36.46Tetracaine EP Impurity A (Benzylpenicillin (Procaine) EP Impurity A, 4-Aminobenzoic Acid)
CAS:Formula:C7H7NO2Color and Shape:White To Off-White SolidMolecular weight:137.14
