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(12,280 products)
- Anthraquinones and derivatives(405 products)
- Benzimidazole and Imidazole Derivatives(10,382 products)
- Benzodiazepine Derivatives(335 products)
- Carbohydrates and glycoconjugates(5,014 products)
- Esters and Derivatives(42,046 products)
- Fatty Acids and Lypidic Derivatives(32,249 products)
- Flavonoids and Polyphenols(17,015 products)
- Free Radicals and Oxidant/Reducing Agents(213 products)
- Ketones and derivatives(2,394 products)
- Natural and semi-synthetic antibiotics(6,375 products)
- Nitriles and Cyano Derivatives(3,045 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,431 products)
- Organic Phosphates and Phosphonates(1,201 products)
- Organic Sulphonates and Sulphates(10,408 products)
- Organometallics(4,400 products)
- Others(6,283 products)
- Peptides and Proteins(3,142 products)
- Polymers and Derivatives(100 products)
- Purines and Pyrimidine Derivatives(8,902 products)
- Quinazoline and Quinoline Derivatives(65,694 products)
- Quinones and Derivatives(24,242 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(79,503 products)
- Steroids and Derivatives(4,971 products)
- Sulfonamides and Derivatives(2,592 products)
- Terpenoids and Derivatives(3,841 products)
- Thiazolidinediones and Thiopyrans(2,733 products)
- β-Adrenergic Compounds(230 products)
Show 21 more subcategories
Found 56888 products of "APIs for research and impurities"
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Progesterone
CAS:Formula:C21H30O2Purity:98.0 - 102.0 % (dried basis)Color and Shape:White to off-white powderMolecular weight:314.46Almotriptan EP Impurity D Malate (Almotriptan USP Related Compound B Malate)
CAS:Formula:C15H21N3O2S·C4H6O5Color and Shape:Off-White SolidMolecular weight:307.42 134.09Pantoprazole Impurity 36
CAS:Formula:C16H15F2N3O4SColor and Shape:White To Off-White SolidMolecular weight:383.37Macitentan Impurity 8
CAS:Formula:C17H15Br2N5O4SColor and Shape:White To Off-White SolidMolecular weight:545.21Estradiol-d3 (Estradiol Valerate EP Impurity A-d3, Estriol EP Impurity D-d3, Ethinylestradiol EP Impurity D-d3)
CAS:Formula:C18H21D3O2Color and Shape:White To Off-White SolidMolecular weight:275.41Sitagliptin Impurity 73
CAS:Formula:C22H24F6N4O2Color and Shape:White To Off-White SolidMolecular weight:490.45Dapoxetine Impurity 5 (Mixture of Z and E Isomers)
Formula:C30H31NOColor and Shape:Yellow LiquidMolecular weight:421.59Zopiclone Impurity 15
CAS:Formula:C11H22N4OColor and Shape:White To Off-White SolidMolecular weight:226.32Alendronic Acid Impurity 2
CAS:Formula:C4H10NO3PColor and Shape:White To Off-White SolidMolecular weight:151.10Oxytetracycline EP Impurity A
CAS:Formula:C22H24N2O9Color and Shape:Grey SolidMolecular weight:460.44Risperidone Impurity 1
CAS:Formula:C11H16N2O2Color and Shape:White To Off-White SolidMolecular weight:208.26Daptomycin
CAS:Formula:C72H101N17O26Purity:(HPLC) ≥ 92.0%Color and Shape:Pale yellow to beige powderMolecular weight:1620.7Solifenacin Impurity 1 ((R)-4-Nitrophenyl Quinuclidin-3-yl Carbonate) HCl
CAS:Formula:C14H16N2O5·HClColor and Shape:White To Off-White SolidMolecular weight:292.29 36.46Fludarabine Phosphate EP Impurity B
CAS:Formula:C5H5N5OColor and Shape:Off-White SolidMolecular weight:151.13Naphazoline Impurity 3 DiHCl
CAS:Formula:C5H14N4S·2HClColor and Shape:White To Off-White SolidMolecular weight:162.26 2 36.46Metirosine Impurity 3 HCl
CAS:Formula:C10H13NO3·HClColor and Shape:White To Off-White SolidMolecular weight:195.22 36.46Cefalexin
CAS:Formula:C16H17N3O4S·H2OPurity:95.0 - 103.0 % (anhydrous basis)Color and Shape:White to off-white crystalline powderMolecular weight:347.39 (anhydrous)Lamivudine Impurity 1 (Mixture of Diastereomers)
Formula:C18H27N3O4SColor and Shape:Off-White SolidMolecular weight:381.49Voriconazole EP Impurity C HCl
CAS:Formula:C6H7FN2·HClColor and Shape:Pink SolidMolecular weight:126.13 36.46Isometheptene Impurity 2 (Mixture of Isomers)
CAS:Formula:C10H19NOColor and Shape:Yellow LiquidMolecular weight:169.27Loxapine Impurity 3-d8 Iodide
Formula:C19H13D8ClN3O·IColor and Shape:Off-White SolidMolecular weight:350.90 126.91Canagliflozin Furanose Impurity
CAS:Formula:C24H25FO5SColor and Shape:Off-White SolidMolecular weight:444.53Iloperidone Impurity 24
Formula:C12H15FN2OColor and Shape:White To Off-White SolidMolecular weight:222.26N-Nitroso Bupropion Impurity 11 (N-Nitroso-(3S,5S,6S)-Bupropion Impurity)
Formula:C12H13ClN2O4SMolecular weight:316.76Rivastigmine Hydrogen Tartrate EP Impurity H
CAS:Formula:C9H10O2Color and Shape:Colorless LiquidMolecular weight:150.18Salicylic Acid-d4 (Acetylsalicylic Acid EP Impurity C-d4, Lamivudine EP Impurity C-d4, Mesalazine (Mesalamine) EP Impurity H-d4, Sulfasalazine EP Impurity H-d4)
CAS:Formula:C7H2D4O3Color and Shape:White To Off-White SolidMolecular weight:142.15Sanguinarine
CAS:Formula:C20H14NO4Purity:(HPLC) ≥ 98.0%Color and Shape:Orange powderMolecular weight:332.33Vonoprazan Impurity 10
Formula:C34H30F2N6O4S2Color and Shape:Pale Yellow SolidMolecular weight:688.77Chlorobutanol
CAS:Formula:C4H7Cl3O·5(H2O)Purity:≥ 98.0% (anhydrous basis)Color and Shape:White crystalline powder or crystalsMolecular weight:177.45 (anhydrous)Haloperidol Decanoate EP Impurity A HCl
Formula:C31H42FNO3·HClColor and Shape:White To Off-White SolidMolecular weight:495.68 36.46Cefamandole Impurity 11
Formula:C18H17ClN6O4S2Color and Shape:White To Off-White SolidMolecular weight:480.94Rifapentine
CAS:Formula:C47H64N4O2Purity:(HPLC) ≥ 95.0%Color and Shape:Red to dark red-brown crystalline powderMolecular weight:717.04Dolutegravir Impurity 8
CAS:Formula:C20H19F2N3O5Color and Shape:White To Off-White SolidMolecular weight:419.38Betamethasone EP Impurity C
CAS:Formula:C22H28O4Color and Shape:Off-White SolidMolecular weight:356.46rac-Levothyroxine EP Impurity J HCl (3,3'-DL-Diiodothyronine HCl)
CAS:Formula:C15H13I2NO4·HClColor and Shape:White To Off-White SolidMolecular weight:525.08 36.46Chlorpromazine hydrochloride
CAS:Formula:C17H19ClN2S·HClPurity:≥ 98.0%Color and Shape:White to off-white powder or crystalsMolecular weight:355.30Mesalazine (Mesalamine) EP Impurity E
CAS:Formula:C7H7NO3Color and Shape:Brown SolidMolecular weight:153.14Azilsartan Impurity 40
CAS:Formula:C24H19N3O3Color and Shape:White To Off-White SolidMolecular weight:397.44Selexipag Impurity 27
Formula:C39H37N5OColor and Shape:White To Off-White SolidMolecular weight:591.76Daunorubicin HCl (Epirubicin EP Impurity D HCl)
CAS:Formula:C27H29NO10·HClColor and Shape:Orange Red SolidMolecular weight:527.53 36.46Ribavirin Impurity 1
CAS:Formula:C4H5N3O2Color and Shape:White To Off-White SolidMolecular weight:127.10Sulbactam EP Impurity F (Sulbactam USP Related Compound F)
CAS:Formula:C8H9Br2NO3SColor and Shape:Off-White SolidMolecular weight:359.03Desmopressin EP Impurity B Trifluoroacetate
Formula:C46H63N13O13S2·C2HF3O2Color and Shape:White To Off-White SolidMolecular weight:1070.21 114.02Atosiban Impurity 3 Trifluoroacetate
CAS:Formula:C43H66N10O13S2·C2HF3O2Color and Shape:Off-White SolidMolecular weight:995.18 114.02Dinoprostone EP Impurity C (Alprostadil (Prostaglandin E1) EP Impurity H, Dinoprostone USP Related Compound C)
CAS:Formula:C20H32O5Molecular weight:352.47Chitosan (300 - 1000 cps); medium molecular weight
CAS:Formula:C6H11NO4nPurity:≥ 90.0%Color and Shape:White to light-tan powderMolecular weight:1,250,000 (avg.)Mizolastine Impurity 7
CAS:Formula:C24H25FN6OColor and Shape:White To Off-White SolidMolecular weight:432.50Fluconazole EP Impurity F
CAS:Formula:C11H11F2N3O2Color and Shape:White To Off-White SolidMolecular weight:255.23Vilanterol Impurity 10 HCl
CAS:Formula:C24H31Cl2NO5·HClColor and Shape:Pale Yellow Semi-SolidMolecular weight:484.42 36.46Fluphenazine Dihydrochloride EP Impurity B DiHCl
CAS:Formula:C22H26F3N3O3S·2HClColor and Shape:White To Off-White SolidMolecular weight:469.52 2*36.46Zolmitriptan EP Impurity E (Zolmitriptan USP Related Compound G)
CAS:Formula:C10H12N2O2Color and Shape:Pale Brown SolidMolecular weight:192.22Ketoconazole Impurity 11
Formula:C14H14Cl2N2O3Color and Shape:Pale Yellow SolidMolecular weight:329.18Levofloxacin EP Impurity G HCl (Levofloxacin USP Related Compound E, N,N'-Desethylene Levofloxacin HCl)
CAS:Formula:C16H18FN3O4·HClColor and Shape:Pale Yellow SolidMolecular weight:335.34 36.46Ganirelix Impurity 8 Tetratrifluoroacetate
Formula:C91H135ClN22O14·4C2HF3O2Molecular weight:1796.67 4*114.02Rupatadine Impurity 2 Chloride
CAS:Formula:C33H34ClN4·ClColor and Shape:Yellow SolidMolecular weight:522.12 35.45Leflunomide EP Impurity H (Teriflunomide EP Impurity B, Teriflunomide USP Related Compound B)
CAS:Formula:C10H7F3N2OColor and Shape:Off-White SolidMolecular weight:228.17Levonorgestrel EP Impurity H (6-β-Hydroxy Levonorgestrel)
CAS:Formula:C21H28O3Color and Shape:Pale Yellow SolidMolecular weight:328.45Clozapine EP Impurity A
CAS:Formula:C13H9ClN2OColor and Shape:Dark Purple SolidMolecular weight:244.68Dehydroequol
CAS:Formula:C15H12O3Purity:≥ 97% (1H-NMR)Color and Shape:White to off-white powder or solidMolecular weight:240.25Cefazolin 3-Hydroxymethyl Impurity Sodium Salt
CAS:Formula:C11H11N6O5S·NaMolecular weight:339.31 22.99Trimebutine EP Impurity E HCl (N-Desmethyl Trimebutine HCl)
CAS:Formula:C21H27NO5·HClColor and Shape:White To Off-White SolidMolecular weight:373.45 36.46Gabapentin Impurity 5
CAS:Formula:C10H17NO3Color and Shape:White To Off-White SolidMolecular weight:199.25Cefotaxime EP Impurity D Sodium Salt ((E)-Cefotaxime Sodium Salt)
CAS:Formula:C16H16N5O7S2·NaColor and Shape:Pale Brown SolidMolecular weight:454.45 22.99Progesterone Impurity 28 (6-Oxo-Progesterone)
CAS:Formula:C21H28O3Color and Shape:Pale Yellow SolidMolecular weight:328.45Betamethasone Impurity 40
CAS:Formula:C23H31FO7SColor and Shape:White To Off-White SolidMolecular weight:470.55Tamsulosin hydrochloride
CAS:Formula:C20H28N2O5S·HClPurity:98.0 - 101.5 % (dried basis)Color and Shape:White or almost white crystalline powderMolecular weight:444.97Gabapentin Impurity 11
CAS:Formula:C21H35NO11Color and Shape:White To Off-White SolidMolecular weight:477.51Topiramate EP Impurity B
CAS:Formula:C17H30N2O9SColor and Shape:Pale Yellow SolidMolecular weight:438.49Cyclophosphamide EP Impurity D (Cyclophosphamide USP Related Compound B)
CAS:Formula:C7H16ClN2O3PColor and Shape:White To Off-White SolidMolecular weight:242.64Urapidil Impurity 2
CAS:Formula:C20H29N5O3Color and Shape:White To Off-White SolidMolecular weight:387.48Rivaroxaban Impurity 69 DiHCl
CAS:Formula:C18H20ClN3O4S·2HClColor and Shape:White To Off-White SolidMolecular weight:409.89 2*36.46Carboplatin
CAS:Formula:C6H12N2O4PtPurity:≥ 98.0% (anhydrous basis)Color and Shape:White or almost white crystalline powderMolecular weight:371.25Naftifine Impurity 1
CAS:Formula:C14H18N2Color and Shape:White To Off-White SolidMolecular weight:214.31Budesonide Impurity 12
CAS:Formula:C23H28O6Color and Shape:White To Off-White SolidMolecular weight:400.47Miconazole EP Impurity C HCl (Miconazole USP Related Compound C)
CAS:Formula:C15H13Cl4NO·HClColor and Shape:White To Off-White SolidMolecular weight:365.09 36.46Theophylline EP Impurity C (Theophylline USP Related Compound C, Theophylline-Ethylenediamine EP Impurity C, Caffeine EP Impurity B)
CAS:Formula:C7H10N4O3Color and Shape:White To Off-White SolidMolecular weight:198.18Paclitaxel EP Impurity G (10-Desacetyl Paclitaxel)
CAS:Formula:C45H49NO13Color and Shape:Pink SolidMolecular weight:811.88Deoxycholic Acid (Chenodeoxycholic Acid EP Impurity E, Ursodeoxycholic Acid EP Impurity E)
CAS:Formula:C24H40O4Molecular weight:392.58Bacitracin EP Impurity G Ditrifluoroacetate
CAS:Formula:C65H96N16O17S·2C2HF3O2Molecular weight:1405.64 2*114.02Cangrelor Impurity 2
CAS:Formula:C16H23F3N5O7PS2Color and Shape:Off-White To Grey SolidMolecular weight:549.48Donepezil Impurity 30
CAS:Formula:C25H31NO3Color and Shape:White To Off-White SolidMolecular weight:393.53Phenylephrine Impurity 19 (Mixture of Diastereomers)
CAS:Formula:C13H17NO6Color and Shape:Off-White SolidMolecular weight:283.28Cinnarizine EP Impurity C
Formula:C35H37N2·ClColor and Shape:White To Off-White SolidMolecular weight:485.70 35.45Ticagrelor Impurity 31
CAS:Formula:C24H31FN6O4S2Color and Shape:White To Off-White SolidMolecular weight:550.67Chenodeoxycholic acid
CAS:Formula:C24H40O4Purity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:392.57Ibuprofen Impurity 15 (Ibuprofen Sorbitol Ester) (Mixture of Diastereomers)
Formula:C19H30O7Color and Shape:White To Off-White SolidMolecular weight:370.44Cholesterol Impurity 4
Formula:C55H90O3Color and Shape:White To Off-White SolidMolecular weight:799.32Bisoprolol EP Impurity R (Bisoprolol USP Related Compound C)
CAS:Formula:C13H21NO2Color and Shape:White To Off-White SolidMolecular weight:223.32Amikacin EP Impurity B
CAS:Formula:C26H50N6O15Color and Shape:White To Off-White SolidMolecular weight:686.71Actinomycin D, GlenCell™, suitable for cell culture, USP grade
CAS:Formula:C62H86N12O16Purity:950 - 1030 μg/mg (C62H86N12O16, dried basis)Color and Shape:Red to orange crystalline powderMolecular weight:1255.40Docosahexaenoic Acid Impurity 6
Formula:C12H18O2Color and Shape:Colorless LiquidMolecular weight:194.27Sacubitril Impurity 16
CAS:Formula:C24H29NO5Color and Shape:White To Off-White SolidMolecular weight:411.50Sulfamethoxazole
CAS:Formula:C10H11N3O3SPurity:≤ 0.1%Color and Shape:White to off-white crystalline powderMolecular weight:253.28Vildagliptin Impurity 77
CAS:Formula:C17H27N3O3Color and Shape:White To Off-White SolidMolecular weight:321.42Vildagliptin Impurity 78 HCl
CAS:Formula:C17H25N3O2·HClColor and Shape:White To Off-White SolidMolecular weight:303.41 36.46Vildagliptin Impurity 78
CAS:Formula:C17H25N3O2Color and Shape:White To Off-White SolidMolecular weight:303.41Vildagliptin Impurity 79 (S-Isomer)
CAS:Formula:C17H24N2O3Color and Shape:Pale Pink SolidMolecular weight:304.39N-Nitroso Vildagliptin Impurity 77 (S-Isomer)
Formula:C17H26N4O4Color and Shape:White To Off-White SolidMolecular weight:350.42N1-Nitroso Clonidine EP Impurity B (N1-Nitroso Clonidine USP Related Compound A)
Formula:C11H10Cl2N4O2Molecular weight:301.13Albendazole Impurity 22
CAS:Formula:C13H17N3O2SColor and Shape:White To Off-White SolidMolecular weight:279.36Vildagliptin Impurity 79
CAS:Formula:C17H24N2O3Color and Shape:Off-White SolidMolecular weight:304.39Macitentan Impurity 25
CAS:Formula:C6H7BrN2O2Color and Shape:White To Off-White SolidMolecular weight:219.04Zolmitriptan EP Impurity G-d3 (Zolmitriptan USP Related Compound A-d3, N-Desmethyl Zolmitriptan-d3)
CAS:Formula:C15H16D3N3O2Color and Shape:White To Off-White SolidMolecular weight:276.35Tiamulin EP Impurity T Fumarate
Formula:C30H51NO4S2·C4H4O4Color and Shape:Pale Grey SolidMolecular weight:553.87 116.07Bicalutamide EP Impurity A (Desfluoro Bicalutamide)
CAS:Formula:C18H15F3N2O4SColor and Shape:White To Off-White SolidMolecular weight:412.38Linagliptin Impurity 42
CAS:Formula:C10H9BrN4O2Color and Shape:White To Off-White SolidMolecular weight:297.11Linaclotide Impurity 5 (Mixture of Isomers)
Formula:C59H76N14O22S6·C59H78N14O23S6Molecular weight:1525.69 1543.71Acitretin EP Impurity A-d3 (Acitretin USP Related Compound A-d3, 13-cis-Acitretin-d3)
CAS:Formula:C21H23D3O3Color and Shape:Yellow SolidMolecular weight:329.45Cetrorelix Impurity 17 Ditrifluoroacetate
CAS:Formula:C70H92ClN17O14·2C2HF3O2Color and Shape:Off-White SolidMolecular weight:1431.06 2*114.02Netilmicin sulfate salt
CAS:Formula:C21H41N5O7H2SO4Purity:≥ 595μg/mg (C21H41N5O7, dried basis)Color and Shape:White to light-yellow powderMolecular weight:1441.5N-Nitroso Iminostilbene-d4 (N-Nitroso Carbamazepine EP Impurity D-d4, N-Nitroso Carbamazepine USP Related Compound B-d4, N-Nitroso Dibenzazepine-d4)
Formula:C14H6D4N2OMolecular weight:226.27rac-Anatabine (rac-Nicotine EP Impurity A, Nicotine USP Related Compound A)
CAS:Formula:C10H12N2Molecular weight:160.22Ticarcillin disodium salt, USP grade
CAS:Formula:C15H14N2Na2O6S2Color and Shape:White to light-yellow crystalline powderMolecular weight:428.39Lornoxicam Impurity 9
CAS:Formula:C5H4ClNO4S2Color and Shape:White To Off-White SolidMolecular weight:241.66Rosuvastatin EP Impurity J Sodium Salt
CAS:Formula:C38H43F2N6O8S2·NaColor and Shape:White To Off-White SolidMolecular weight:813.91 22.99Fosaprepitant Impurity 5
CAS:Formula:C21H19F6NO3Color and Shape:Colorless LiquidMolecular weight:447.38Lincomycin hydrochloride
CAS:Formula:C18H34N2O6S·HCl·xH2OPurity:90.0 - 102.0 % (C18H35ClN2O6S, anhydrous basis)Color and Shape:White or almost white crystalline powderMolecular weight:443.00 (anhydrous)Alfuzosin EP Impurity F
CAS:Formula:C12H16N4O2Color and Shape:White To Off-White SolidMolecular weight:248.29Piperazine Impurity 1 TetraHCl
CAS:Formula:C8H20N4·4HClColor and Shape:White To Off-White SolidMolecular weight:172.28 4*36.46Cefixime EP Impurity B (Mixture of Diastereomers)
Formula:C15H17N5O6S2Color and Shape:Pale Yellow SolidMolecular weight:427.45Tolnaftate EP Impurity D HCl (Tolnaftate USP Related Compound D HCl)
CAS:Formula:C8H11N·HClColor and Shape:White To Off-White SolidMolecular weight:121.18 36.46rac-Anatabine-d4 DiHCl (rac-Nicotine EP Impurity A-d4 DiHCl, Nicotine USP Related Compound A-d4 DiHCl)
Formula:C10H8D4N2·2HClMolecular weight:164.24 2*36.46Rufinamide Impurity 2
CAS:Formula:C10H7F2N3O2Color and Shape:White To Off-White SolidMolecular weight:239.18Ketoprofen Impurity 11
CAS:Formula:C16H14O4Color and Shape:White To Off-White SolidMolecular weight:270.28

