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(12,327 products)
- Anthraquinones and derivatives(405 products)
- Benzimidazole and Imidazole Derivatives(10,435 products)
- Benzodiazepine Derivatives(335 products)
- Carbohydrates and glycoconjugates(5,014 products)
- Esters and Derivatives(42,245 products)
- Fatty Acids and Lypidic Derivatives(32,393 products)
- Flavonoids and Polyphenols(17,085 products)
- Free Radicals and Oxidant/Reducing Agents(213 products)
- Ketones and derivatives(2,401 products)
- Natural and semi-synthetic antibiotics(6,376 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(10,433 products)
- Organometallics(4,422 products)
- Others(6,292 products)
- Peptides and Proteins(3,151 products)
- Polymers and Derivatives(100 products)
- Purines and Pyrimidine Derivatives(8,948 products)
- Quinazoline and Quinoline Derivatives(65,941 products)
- Quinones and Derivatives(24,347 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(79,650 products)
- Steroids and Derivatives(4,974 products)
- Sulfonamides and Derivatives(2,593 products)
- Terpenoids and Derivatives(3,845 products)
- Thiazolidinediones and Thiopyrans(2,752 products)
- β-Adrenergic Compounds(230 products)
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Found 56960 products of "APIs for research and impurities"
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rac-Melphalan EP Impurity I HCl
CAS:Formula:C14H21ClN2O3·HClColor and Shape:White To Off-White SolidMolecular weight:300.78 36.46Ranitidine EP Impurity F HCl
CAS:Formula:C8H13NO2·HClColor and Shape:Yellow SolidMolecular weight:155.20 36.46Imiquimod Impurity 1 (S-26704)
CAS:Formula:C14H16N4OColor and Shape:White To Off-White SolidMolecular weight:256.31Dropropizine Impurity 1
CAS:Formula:C13H20N2O3Color and Shape:White To Off-White SolidMolecular weight:252.31Vitamin B6 Impurity 9 HCl (Mixture of Tautomeric Isomers)
CAS:Formula:C8H7NO3·HClC8H9NO4·HClColor and Shape:White To Off-White SolidMolecular weight:165.15 36.46, 183.16 36.46Clarithromycin EP Impurity G (Mixture of Z and E Isomers)
CAS:Formula:C39H72N2O13Color and Shape:White To Off-White SolidMolecular weight:777.01Atorvastatin Impurity 22
CAS:Formula:C27H30FNO6Color and Shape:White To Off-White SolidMolecular weight:483.54N-[(2S,3R)-3-Amino-2-hydroxy-4-phenylbutyryl]-L-leucine
CAS:Formula:C16H24N2O4Purity:≥ 98.0%Color and Shape:White powderMolecular weight:308.37Penehyclidine Impurity 7 ((R,S)-Penehyclidine)
CAS:Formula:C20H29NO2Color and Shape:Off-White SolidMolecular weight:315.46Biochanin A
CAS:Formula:C16H12O5Purity:≥ 98.0%Color and Shape:Off-white to brown powderMolecular weight:284.27Exenatide acetate
CAS:Formula:C186H286N50OPurity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:4246.62Bronopol Impurity 1
CAS:Formula:C4H9NO4Color and Shape:White To Off-White SolidMolecular weight:135.12Daunorubicin hydrochloride, EP grade
CAS:Formula:C27H29NO10·HClPurity:≥ 90.0% (anhydrous)Color and Shape:Orange-red crystalline powderMolecular weight:563.98Etonogestrel (Desogestrel EP Impurity D, Desogestrel USP Related Compound C, 3-Ketodesogestrel)
CAS:Formula:C22H28O2Color and Shape:White To Off-White SolidMolecular weight:324.46Xylometazoline HCl (Oxymetazoline EP Impurity B HCl)
CAS:Formula:C16H24N2·HClMolecular weight:244.38 36.46Sofosbuvir Impurity 20
Formula:C22H29FN3O9PColor and Shape:White To Off-White SolidMolecular weight:529.46Fluticasone Impurity 17
CAS:Formula:C26H28F2O6SColor and Shape:White To Off-White SolidMolecular weight:506.56Vildagliptin Impurity 2
CAS:Formula:C24H33N5O3Color and Shape:White To Off-White SolidMolecular weight:439.56Flumazenil Impurity 2
CAS:Formula:C10H10N2O3Color and Shape:White To Off-White SolidMolecular weight:206.20Citalopram Impurity 27 Chloride
CAS:Formula:C21H23ClFN2O·ClColor and Shape:White To Off-White SolidMolecular weight:373.88 35.45Tinidazole Impurity 5 HCl
Formula:C8H13N3O3S·HClColor and Shape:White To Off-White SolidMolecular weight:231.28 36.46Ranolazine Impurity 11
CAS:Formula:C24H33N3O4Color and Shape:White To Off-White SolidMolecular weight:427.55Octreotide EP Impurity F Ditrifluoroacetate (Mixture of Isomers)
CAS:Formula:C51H68N10O11S2·2C2HF3O2Molecular weight:1061.28 2*114.02Ropinirole Impurity 6
Formula:C33H48N4Color and Shape:White To Off-White SolidMolecular weight:500.78Donepezil Impurity 7 HCl
CAS:Formula:C24H29NO4·HClColor and Shape:White To Off-White SolidMolecular weight:395.50 36.46Fosfluconazole Phosphate Impurity 1
Formula:C13H13F2N6O4PColor and Shape:White To Off-White SolidMolecular weight:386.26Moxifloxacin Impurity 12
CAS:Formula:C15H14FNO5Color and Shape:Off-White SolidMolecular weight:307.28Tenofovir Impurity 38
CAS:Formula:C8H11O6PSColor and Shape:White To Off-White SolidMolecular weight:266.20Losartan EP Impurity G (Zidovudine EP Impurity D)
CAS:Formula:C19H16OColor and Shape:White To Off-White SolidMolecular weight:260.34Ezetimibe Impurity 33
Formula:C26H24FNO4Color and Shape:White To Off-White SolidMolecular weight:433.48Meloxicam Impurity 6
CAS:Formula:C7H6O4SColor and Shape:White To Off-White SolidMolecular weight:186.18Oseltamivir Impurity 26
CAS:Formula:C9H12O4Color and Shape:White To Off-White SolidMolecular weight:184.19Phenylephrine EP Impurity C HCl (Phenylephrine USP Related Compound C)
CAS:Formula:C9H11NO2·HClColor and Shape:Green SolidMolecular weight:165.19 36.46Olmesartan Impurity 28
CAS:Formula:C33H24N4OColor and Shape:White To Off-White SolidMolecular weight:492.58Efinaconazole Impurity 5
Formula:C18H22F2N4OColor and Shape:White To Off-White SolidMolecular weight:348.40Loperamide EP Impurity F (Loperamide USP Related Compound F, trans-Loperamide N-Oxide)
CAS:Formula:C29H33ClN2O3Color and Shape:White To Off-White SolidMolecular weight:493.04Agomelatine Impurity D
CAS:Formula:C17H19NO3Color and Shape:White To Off-White SolidMolecular weight:285.35Flurbiprofen EP Impurity E
CAS:Formula:C13H9FO2Color and Shape:White To Off-White SolidMolecular weight:216.21Ruxolitinib Impurity 6
CAS:Formula:C17H20N6OColor and Shape:White To Off-White SolidMolecular weight:324.39Lenalidomide Impurity 13
CAS:Formula:C13H13N3O6Color and Shape:White To Off-White SolidMolecular weight:307.26Axitinib Impurity 4
CAS:Formula:C22H20N4OSColor and Shape:White To Off-White SolidMolecular weight:388.49Mizolastine Impurity 12
CAS:Formula:C25H27FN6OColor and Shape:White To Off-White SolidMolecular weight:446.53Fluticasone Furoate EP Impurity F
Formula:C29H34F2O7Color and Shape:White To Off-White SolidMolecular weight:532.58Aripiprazole Impurity 32
CAS:Formula:C26H32N2O5Color and Shape:White To Off-White SolidMolecular weight:452.56Mesalazine (Mesalamine) EP Impurity J
CAS:Formula:C7H8N2O3Color and Shape:Gray SolidMolecular weight:168.15Abacavir
CAS:Formula:C14H18N6OPurity:≥ 98.0% (dried basis)Color and Shape:White to off-white powderMolecular weight:286.33Milnacipran Impurity 2
CAS:Formula:C15H21NO2Color and Shape:White To Off-White SolidMolecular weight:247.34Zopiclone Impurity 4 Sodium Salt
CAS:Formula:C6H3N2O3·NaColor and Shape:White To Off-White SolidMolecular weight:151.10 22.99Isothipendyl Impurity 1 HCl
CAS:Formula:C16H19N3S·HClColor and Shape:Yellow SolidMolecular weight:285.41 36.46Amlodipine EP Impurity H
CAS:Formula:C28H29ClN2O8Color and Shape:White To Off-White SolidMolecular weight:557.00Promazine EP Impurity B (Desmethyl Promazine)
CAS:Formula:C16H18N2SColor and Shape:Yellow SolidMolecular weight:270.39Omeprazole EP Impurity F and G Mixture
CAS:Formula:C16H13N3O2SColor and Shape:Reddish-Brown SolidMolecular weight:311.36Arbidol Impurity 2
CAS:Formula:C22H26N2O3SColor and Shape:White To Off-White SolidMolecular weight:398.52Cefditoren Impurity 2 (Cefditoren Open Ring) (Mixture of Diastereomers)
CAS:Formula:C25H30N6O8S3Molecular weight:638.73Dicloxacillin Degradation Impurity (DCMICAA)
CAS:Formula:C13H10Cl2N2O4Color and Shape:White To Off-White SolidMolecular weight:329.13Bacitracin, EP grade
CAS:Formula:C66H103N17O16SPurity:≤ 6.0%Color and Shape:White or almost white powderMolecular weight:1421.60Dienogest EP Impurity G
CAS:Formula:C20H23NO2Color and Shape:White To Off-White SolidMolecular weight:309.41Calcitonin (Salmon) EP Impurity D Pentatrifluoroacetate (5-Ser-O-Acetyl Calcitonin (Salmon) Pentatrifluoroacetate)
Formula:C147H242N44O49S2·5C2HF3O2Color and Shape:White To Off-White SolidMolecular weight:3473.93 5*114.02N-Nitroso Venlafaxine EP Impurity D (N-Nitroso Venlafaxine USP Related Compound A (Free Form), N-Nitroso-N-Desmethyl Venlafaxine)
CAS:Formula:C16H24N2O3Molecular weight:292.38Pramiracetam
CAS:Formula:C15H27N3O9P2Purity:≥ 98.0%Color and Shape:White to almost white powder or crystalsMolecular weight:455.34Dronedarone hydrochloride
CAS:Formula:C31H44N2O5S·HClPurity:(Titration) ≥ 98.0% (dried basis)Color and Shape:White to off-white powderMolecular weight:593.22Tirofiban Impurity 4 Sodium Salt
Formula:C22H35N2O6S·NaColor and Shape:White To Off-White SolidMolecular weight:455.60 22.99Pioglitazone
CAS:Formula:C19H20N2O3SPurity:≥ 98%Color and Shape:White to off-white powder or solidMolecular weight:356.44Metoprolol succinate, USP grade
CAS:Formula:C30H50N2O6·C4H6O4Purity:98.0 - 102.0 % (dried basis)Color and Shape:White to off-white powderMolecular weight:652.82Timolol Impurity 4 (N-Nitroso Timolol)
Formula:C13H23N5O4SColor and Shape:Yellow OilMolecular weight:345.42Fluconazole Impurity 14
CAS:Formula:C13H10F2N6Color and Shape:White To Off-White SolidMolecular weight:288.26Modafinil, EP, USP grade
CAS:Formula:C15H15NO2SColor and Shape:White crystalline powderMolecular weight:273.35Piperazine Impurity 9 DiHCl
Formula:C14H27N3·2HClColor and Shape:White To Off-White SolidMolecular weight:237.39 2*36.46Progesterone Impurity 55 (20-Hydroxy Impurity)
CAS:Formula:C22H32O3Color and Shape:White To Off-White SolidMolecular weight:344.50Rivaroxaban EP Impurity H (Rivaroxaban USP Related Compound H)
CAS:Formula:C19H17Cl2N3O5SColor and Shape:Grey To Pale Brown SolidMolecular weight:470.32Harringtonine
CAS:Formula:C28H37NO9Purity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:531.59Candesartan Cilexetil EP Impurity B (Candesartan Cilexetil USP Related Compound B, Desethyl Candesartan Cilexetil)
CAS:Formula:C31H30N6O6Color and Shape:White To Off-White SolidMolecular weight:582.62Imatinib Impurity 19 (Imatinib Pyridine N-Oxide)
CAS:Formula:C29H31N7O2Color and Shape:Yellow SolidMolecular weight:509.61Fluvoxamine EP Impurity A Maleate
CAS:Formula:C14H19F3N2O·C4H4O4Color and Shape:White To Off-White SolidMolecular weight:288.31 116.07Betaxolol EP Impurity D
CAS:Formula:C12H16O2Color and Shape:Colorless Clear OilMolecular weight:192.26Scopolamine
CAS:Formula:C17H21NO4Purity:≥ 98.0%Color and Shape:Colourless to pale-yellow, viscous liquidMolecular weight:303.35Umeclidinium Bromide Impurity 8
Formula:C19H28NO3·BrColor and Shape:White To Off-White SolidMolecular weight:318.44 79.90Amitriptyline EP Impurity E HCl (Mixture of Diastereomers)
CAS:Formula:C20H29N·HClColor and Shape:Off-White SolidMolecular weight:283.46 36.46Bromhexine EP Impurity E Iodide
CAS:Formula:C15H21Br2N2·IColor and Shape:White To Off-White SolidMolecular weight:389.15 126.91Ametryn Impurity 4
CAS:Formula:C5H8N4S2Color and Shape:White To Off-White SolidMolecular weight:188.27Oxaliplatin EP Impurity D
CAS:Formula:C8H14N2O4PtColor and Shape:White To Off-White SolidMolecular weight:397.29Pregabalin Impurity 7 D-Tartrate
CAS:Formula:C12H26N2O·C4H6O6Color and Shape:White To Off-White SolidMolecular weight:214.35 150.09Beclometasone (Beclomethasone) Dipropionate EP Impurity V (Beclomethasone 9,11-Epoxide-21-Propionate)
CAS:Formula:C25H32O6Color and Shape:White To Off-White SolidMolecular weight:428.53Naphazoline EP Impurity B (1-Naphthaleneacetic Acid)
CAS:Formula:C12H10O2Color and Shape:White To Off-White SolidMolecular weight:186.21Noscapine Impurity 7 Sodium Salt (Noscapinic Acid Sodium Salt)
CAS:Formula:C22H24NO8·NaColor and Shape:White To Off-White SolidMolecular weight:430.44 22.99Ivabradine Impurity 32 HCl
Formula:C27H38N2O6·HClColor and Shape:White To Off-White SolidMolecular weight:486.61 36.46Amiodarone EP Impurity C HCl (Deiodo Amiodarone HCl)
CAS:Formula:C25H30INO3·HClColor and Shape:White To Off-White SolidMolecular weight:519.42 36.46L-Penicillamine
CAS:Formula:C5H11NO2SPurity:≥ 98.0%Color and Shape:White or almost white powderMolecular weight:149.21Saxagliptin Impurity 8 (N-Formyl Saxagliptin)
Formula:C19H25N3O3Color and Shape:White To Off-White SolidMolecular weight:343.43Duloxetine EP Impurity F HCl
CAS:Formula:C18H19NOS·HClColor and Shape:White To Off-White SolidMolecular weight:297.42 36.46Indomethacin (Indometacin) EP Impurity I (Indomethacin Ethyl Ester)
CAS:Formula:C21H20ClNO4Color and Shape:Off-White SolidMolecular weight:385.85Mometasone Furoate EP Impurity O
CAS:Formula:C24H31ClO6Color and Shape:White To Off-White SolidMolecular weight:450.96Enfuvirtide acetate
CAS:Formula:C204H301N51O64·C2H4O2Purity:(HPLC) ≥ 95.0%Color and Shape:White to off-white solidMolecular weight:4551.93Flupentixol Impurity 1
CAS:Formula:C17H13F3OSColor and Shape:White To Off-White SolidMolecular weight:322.35Ticagrelor EP Impurity C
CAS:Formula:C25H30F2N6O5SColor and Shape:White To Off-White SolidMolecular weight:564.62Cefotetan Impurity 3
CAS:Formula:C24H24N6O3S3Color and Shape:Pale Yellow SolidMolecular weight:540.68Brexpiprazole Impurity 17
CAS:Formula:C28H34N4S2Color and Shape:White To Off-White SolidMolecular weight:490.74Acotiamide Impurity 46
Formula:C15H16N2O6SColor and Shape:White To Off-White SolidMolecular weight:352.37Montelukast Impurity 5
CAS:Formula:C28H24ClNO3Color and Shape:Pale Yellow SolidMolecular weight:457.95Lanthionine Impurity 1
Formula:C10H16N2O6SColor and Shape:White To Off-White SolidMolecular weight:292.31Rivastigmine EP Impurity A L-Tartrate (Rivastigmine USP Related Compound C L-Tartrate, NAP226-90 L-Tartrate)
CAS:Formula:C10H15NO·C4H6O6Molecular weight:165.24 150.09Cefazedone Impurity 4
CAS:Formula:C15H13Cl2N3O5SColor and Shape:White To Off-White SolidMolecular weight:418.26Azelastine Impurity 2 HCl
Formula:C23H24ClN3O·HClColor and Shape:Pale Yellow SolidMolecular weight:393.92 36.46Azithromycin EP Impurity I (N-Desmethyl Azithromycin)
CAS:Formula:C37H70N2O12Color and Shape:White To Off-White SolidMolecular weight:734.97Salicylic Acid Impurity 12 (Dimethyl Sulfate)
CAS:Formula:C2H6O4SColor and Shape:Colorless LiquidMolecular weight:126.13Icatibant Impurity 9 Tetratrifluoroacetate
Formula:C61H91N19O14S·4C2HF3O2Molecular weight:1346.58 4*114.02Irbesartan Impurity 15 Sodium Salt
CAS:Formula:C14H10N7·NaColor and Shape:White To Off-White SolidMolecular weight:276.28 22.99Dobutamine Impurity 16 HCl (Mixture of Diastereomers)
Formula:C32H43NO4·HClColor and Shape:Off-White SolidMolecular weight:505.70 36.46Fampridine Impurity 3
CAS:Formula:C9H12N2O2Color and Shape:White To Off-White SolidMolecular weight:180.21Phenothiazine (Promethazine EP Impurity A, Promazine EP Impurity C)
CAS:Formula:C12H9NSMolecular weight:199.27Dorzolamide hydrochloride
CAS:Formula:C10H16N2O4S3·HClPurity:(HPLC) ≥ 98.0% (anhydrous basis)Color and Shape:White or almost white crystalline powderMolecular weight:360.90N-Nitroso Zolmitriptan EP Impurity G (N-Nitroso Zolmitriptan USP Related Compound A, N-Nitroso-N-Desmethyl Zolmitriptan)
CAS:Formula:C15H18N4O3Color and Shape:Off-White SolidMolecular weight:302.33Piribedil
CAS:Formula:C16H18N4O2Purity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:298.34Fingolimod EP Impurity G HCl (Mono-O-Acetyl Fingolimod HCl)
CAS:Formula:C21H35NO3·HClColor and Shape:Off-White Semi-SolidMolecular weight:349.52 36.46(R)-Solifenacin EP Impurity A
CAS:Formula:C15H15NColor and Shape:White To Off-White SolidMolecular weight:209.29Rufinamide Impurity 5
CAS:Formula:C12H11F2N3O2Color and Shape:White To Off-White SolidMolecular weight:267.24Quinfamide Impurity 1
CAS:Formula:C11H11Cl2NO2Color and Shape:White To Off-White SolidMolecular weight:260.11Vildagliptin
CAS:Formula:C17H25N3O2Purity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:303.40Isophosphamide
CAS:Formula:C7H15Cl2N2O2PPurity:≥ 98.0%Color and Shape:White to off-white powderMolecular weight:261.09Solifenacin EP Impurity G Succinate
CAS:Formula:C23H26N2O2·C4H6O4Color and Shape:White To Off-White SolidMolecular weight:362.47 118.09Alendronate sodium salt trihydrate
CAS:Formula:C4H12NaNO7P2·3H2OPurity:≥ 99.0% (dried basis)Color and Shape:White powderMolecular weight:325.12Pefloxacin EP Impurity H
CAS:Formula:C12H9ClFNO3Color and Shape:White To Off-White SolidMolecular weight:269.66Remdesivir Impurity 21
CAS:Formula:C26H26O5Color and Shape:White To Off-White SolidMolecular weight:418.49Oxcarbazepine EP Impurity D (Dibenzazepinodione)
CAS:Formula:C14H9NO2Color and Shape:Red SolidMolecular weight:223.23Pitavastatin Impurity 31
CAS:Formula:C19H16FNOColor and Shape:White To Off-White SolidMolecular weight:293.34Metformin EP Impurity C (Metformin USP Related Compound C)
CAS:Formula:C5H10N6Color and Shape:White To Off-White SolidMolecular weight:154.18Budesonide
CAS:Formula:C25H34O6Purity:≤ 0.5%Color and Shape:White crystalline powderMolecular weight:430.53Lenalidomide Impurity 10
CAS:Formula:C14H15N3O3Color and Shape:White To Off-White SolidMolecular weight:273.29Loperamide EP Impurity A
CAS:Formula:C35H37ClN2O2Color and Shape:White To Off-White SolidMolecular weight:553.14Simethicone Impurity 2
CAS:Formula:C4H14O3Si2Color and Shape:White To Off-White SolidMolecular weight:166.32
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