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(10,433 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(6,291 products)
- Peptides and Proteins(3,143 products)
- Polymers and Derivatives(100 products)
- Purines and Pyrimidine Derivatives(8,948 products)
- Quinazoline and Quinoline Derivatives(65,924 products)
- Quinones and Derivatives(24,344 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(79,624 products)
- Steroids and Derivatives(4,973 products)
- Sulfonamides and Derivatives(2,592 products)
- Terpenoids and Derivatives(3,845 products)
- Thiazolidinediones and Thiopyrans(2,752 products)
- β-Adrenergic Compounds(230 products)
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Found 56931 products of "APIs for research and impurities"
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Levonorgestrel Impurity 3 (Mixture of Diastereomers)
Formula:C20H26O3Color and Shape:Pale Yellow SolidMolecular weight:314.43Valsartan Impurity 2
CAS:Formula:C13H9BrN4Color and Shape:White To Off-White SolidMolecular weight:301.15Dobutamine hydrochloride
CAS:Formula:C18H24ClNO3Purity:≥ 98.0%Color and Shape:White to yellow or green crystalline powderMolecular weight:337.84Betamethasone Valerate EP Impurity I
CAS:Formula:C26H35FO6Color and Shape:White To Off-White SolidMolecular weight:462.56Levodopa EP Impurity A (Levodopa USP Related Compound A, 6-Hydroxy L-DOPA)
CAS:Formula:C9H11NO5Molecular weight:213.19Linezolid Related Impurity 2 HCl
Formula:C15H22FN3O3·HClColor and Shape:Brown SolidMolecular weight:311.36 36.46Duloxetine EP Impurity E
CAS:Formula:C18H19NOSColor and Shape:White To Off-White SolidMolecular weight:297.42Metoclopramide EP Impurity C (Clebopride EP Impurity A)
CAS:Formula:C8H8ClNO3Color and Shape:White To Off-White SolidMolecular weight:201.61Sitafloxacin Impurity 1 Sodium Salt
Formula:C16H15FN3O3·NaColor and Shape:Off-White SolidMolecular weight:316.31 22.99Amlodipine Impurity 26
CAS:Formula:C18H19Cl2NO4Color and Shape:White To Off-White SolidMolecular weight:384.25Albendazole EP Impurity B (Albendazole Sulfoxide, Ricobendazole)
CAS:Formula:C12H15N3O3SColor and Shape:Off-White SolidMolecular weight:281.33Rifabutin
CAS:Formula:C46H62N4O11Purity:95.0 - 102.0 % (anhydrous basis)Color and Shape:Red to purple powderMolecular weight:847.00Iguratimod Impurity 16 HCl
CAS:Formula:C15H16N2O5S·HClColor and Shape:White To Off-White SolidMolecular weight:336.37 36.46Medetomidine Impurity 6
CAS:Formula:C12H12N2OColor and Shape:White To Off-White SolidMolecular weight:200.24Oxotremorine sesquifumarate salt
CAS:Formula:C12H18N2O·5C4H4O4·xH2OMolecular weight:380.39 (anhydrous)Citalopram EP Impurity C Oxalate (3-Oxo Citalopram Oxalate)
CAS:Formula:C20H19FN2O2·C2H2O4Color and Shape:White To Off-White SolidMolecular weight:338.38 90.03Furosemide EP Impurity C (Furosemide USP Related Compound B)
CAS:Formula:C7H7ClN2O4SColor and Shape:White To Off-White SolidMolecular weight:250.65Edaravone Impurity 11
CAS:Formula:C10H12N2O2Color and Shape:White To Off-White SolidMolecular weight:192.22Donepezil EP Impurity A HCl (Desbenzyl Donepezil HCl)
CAS:Formula:C17H23NO3·HClColor and Shape:White To Off-White SolidMolecular weight:289.38 36.46Sitagliptin Impurity 76
CAS:Formula:C15H20FNO4Color and Shape:White To Off-White SolidMolecular weight:297.33Methylprednisolone EP Impurity L (Fluorometholone USP Related Compound A)
CAS:Formula:C22H30O4Color and Shape:White To Off-White SolidMolecular weight:358.48Etoposide EP Impurity H
CAS:Formula:C23H24O8Color and Shape:White To Off-White SolidMolecular weight:428.44Visomitin Impurity 2
CAS:Formula:C22H22OP·BrColor and Shape:White To Off-White SolidMolecular weight:333.39 79.90Apremilast Impurity 10
CAS:Formula:C22H26N2O8SColor and Shape:White To Off-White SolidMolecular weight:478.52Valnemulin EP Impurity C
CAS:Formula:C36H61N3O6SColor and Shape:White To Off-White SolidMolecular weight:663.96Dapagliflozin Impurity 15
CAS:Formula:C15H14BrClOColor and Shape:White To Off-White SolidMolecular weight:325.63Rabeprazole EP Impurity C Disodium Salt (Rabeprazole USP Related Compound A)
CAS:Formula:C14H9N3O3·2NaMolecular weight:267.25 2*22.99Lifitegrast Impurity 5
CAS:Formula:C19H13Cl2NO4Color and Shape:Pale Yellow SolidMolecular weight:390.22Canagliflozin Monoacetyl Impurity
CAS:Formula:C26H27FO6SColor and Shape:White To Off-White SolidMolecular weight:486.56Cetirizine Impurity 17 HCl (Mixture of Cetirizine Impurity 9 HCl and Cetirizine Impurity 10 HCl)
Formula:C24H31ClN2O4·HClColor and Shape:White To Off-White SolidMolecular weight:446.97 36.46Cefazolin Impurity 36 Sodium Salt
CAS:Formula:C13H13N6O6S·NaColor and Shape:White To Off-White SolidMolecular weight:381.34 22.99Crisaborole Impurity 7
CAS:Formula:C14H11NO2Color and Shape:White To Off-White SolidMolecular weight:225.25Omeprazole Impurity 21
CAS:Formula:C8H11NOColor and Shape:White To Off-White SolidMolecular weight:137.18Norfloxacin Impurity 6 HCl
CAS:Formula:C16H19N3O3·HClColor and Shape:White To Off-White SolidMolecular weight:301.35 36.46Valganciclovir Impurity 8 DiHCl (Mixture of Isomers)
Formula:C14H22N6O5·2HClMolecular weight:354.37 2*36.46Azathioprine EP Impurity E Sodium Salt
CAS:Formula:C4H4N3O3·NaColor and Shape:Light Yellow SolidMolecular weight:142.09 22.99Ethofumesate Impurity 2
CAS:Formula:C11H14O6SColor and Shape:White To Off-White SolidMolecular weight:274.29Benserazide EP Impurity A HCl
CAS:Formula:C3H9N3O2·HClColor and Shape:White To Off-White SolidMolecular weight:119.12 36.46Loperamide hydrochloride
CAS:Formula:C29H33ClN2O2·HClPurity:≥ 98.0% (dried basis)Color and Shape:White to almost white powderMolecular weight:513.51Maprotiline Impurity B HCl
Formula:C39H41N·HClColor and Shape:White To Off-White SolidMolecular weight:523.77 36.46Schisandrin B
CAS:Formula:C23H28O6Purity:(HPLC) ≥ 98.0%Color and Shape:White to beige powderMolecular weight:400.46Repaglinide Dimer Impurity
Formula:C43H60N4O3Color and Shape:White To Off-White SolidMolecular weight:680.98Octreotide EP Impurity E Ditrifluoroacetate
CAS:Formula:C49H66N10O10S3·2C2HF3O2Molecular weight:1051.33 2*114.02Beclometasone (Beclomethasone) Dipropionate EP Impurity H (Beclomethasone Dipropionate USP Related Compound H, Beclomethasone-17-Monopropionate)
CAS:Formula:C25H33ClO6Color and Shape:White To Off-White SolidMolecular weight:464.98Ganirelix Impurity 9 Tritrifluoroacetate
Formula:C83H118ClN19O14·3C2HF3O2Molecular weight:1641.43 3*114.02Amoxicillin EP Impurity G (Amoxicillin USP Related Compound G)
CAS:Formula:C24H26N4O7SColor and Shape:White To Off-White SolidMolecular weight:514.55Valproic Acid EP Impurity K (Valproic Acid USP Related Compound K)
CAS:Formula:C8H16O2Color and Shape:Yellow LiquidMolecular weight:144.21Fulvestrant EP Impurity E
CAS:Formula:C32H45F5O3SColor and Shape:White To Off-White SolidMolecular weight:604.76Lornoxicam Impurity 8 Sodium Salt
CAS:Formula:C5H2ClO5S2·NaColor and Shape:White To Off-White SolidMolecular weight:241.65 22.99Pantoprazole EP Impurity A (Pantoprazole USP Related Compound A, Pantoprazole Sulphone)
CAS:Formula:C16H15F2N3O5SColor and Shape:Orange SolidMolecular weight:399.38Ciprofloxacin EP Impurity D HCl (Ciprofloxacin USP Related Compound A)
CAS:Formula:C17H18ClN3O3·HClColor and Shape:White To Off-White SolidMolecular weight:347.80 36.46Terazosin EP Impurity F
CAS:Formula:C19H27N5O4Color and Shape:White To Off-White SolidMolecular weight:389.46Peramivir Impurity 38
Formula:C14H26N2O4Color and Shape:White To Off-White SolidMolecular weight:286.37Indomethacin sodium salt
CAS:Formula:C19H16ClNNaO4Purity:≥ 98.0%Color and Shape:White to yellow powderMolecular weight:380.78Cefazedone Impurity 16
CAS:Formula:C5H3Cl2NOColor and Shape:White To Off-White SolidMolecular weight:163.99Abiraterone Impurity 55
CAS:Formula:C47H61NO4Color and Shape:White To Off-White SolidMolecular weight:704.01Abiraterone Impurity 54
CAS:Formula:C43H57NO2Color and Shape:White To Off-White SolidMolecular weight:619.93Thiamine EP Impurity H
CAS:Formula:C14H20N4O3S2Color and Shape:White To Off-White SolidMolecular weight:356.463-Oxo-4-aza-5A-androstane-17-β-(N-tert-butylcarboxamide); 98%
CAS:Formula:C23H38N2O2Purity:(HPLC) ≥ 98.0%Color and Shape:White to off-white powderMolecular weight:374.56Bicalutamide EP Impurity B (2-Fluoro-4-Desfluoro Bicalutamide)
CAS:Formula:C18H14F4N2O4SColor and Shape:White To Off-White SolidMolecular weight:430.37Abiraterone Impurity 51 (Pregnenolone-16-ene Acetate Oxime)
CAS:Formula:C23H33NO3Color and Shape:White To Off-White SolidMolecular weight:371.52Lamotrigine
CAS:Formula:C9H7Cl2N5Purity:≥ 98.0%Color and Shape:White to off-white powder or crystalsMolecular weight:256.09Losartan
CAS:Formula:C22H23ClN6OPurity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:422.91Zolmitriptan EP Impurity F (Zolmitriptan USP Related Compound B)
CAS:Formula:C15H23N3OColor and Shape:Off-White SolidMolecular weight:261.37Clarithromycin EP Impurity I
CAS:Formula:C30H55NO10Color and Shape:White To Off-White SolidMolecular weight:589.77Iguratimod Impurity 19
Formula:C21H22N2O6SColor and Shape:White To Off-White SolidMolecular weight:430.48Ropivacaine EP Impurity E
CAS:Formula:C17H26N2OColor and Shape:White To Off-White SolidMolecular weight:274.41Estriol
CAS:Formula:C18H24O3Purity:≤ 2.0%Color and Shape:White to off-white powderMolecular weight:288.38Abiraterone Impurity 53 (Pregnenolone-16-ene Acetate 21-Triflate)
CAS:Formula:C24H31F3O6SColor and Shape:White To Off-White SolidMolecular weight:504.56Tinidazole Impurity 14 HCl
CAS:Formula:C4H6N2O·HClColor and Shape:White To Off-White SolidMolecular weight:98.11 36.46Desoximetasone Impurity 10
CAS:Formula:C22H27FO6Color and Shape:White To Off-White SolidMolecular weight:406.45Ropinirole EP Impurity E HCl
Formula:C17H24N2O·HClColor and Shape:Yellow SolidMolecular weight:272.39 36.46Clonidine Impurity 2
CAS:Formula:C7H5Cl2NOColor and Shape:White To Off-White SolidMolecular weight:190.02Dexrazoxane Impurity 32 Disodium Salt
CAS:Formula:C11H18N4O6·2NaColor and Shape:White To Off-White SolidMolecular weight:302.29 2*22.99Terbutaline Impurity 7
CAS:Formula:C18H23NColor and Shape:White To Off-White SolidMolecular weight:253.39Cefprozil EP Impurity N
CAS:Formula:C21H23N3O7SColor and Shape:Pale Yellow SolidMolecular weight:461.49Phenobarbital EP Impurity A (Phenobarbital USP Related Compound A)
CAS:Formula:C12H14N4OColor and Shape:White To Off-White SolidMolecular weight:230.27Levamisole EP Impurity A
CAS:Formula:C11H14N2OSColor and Shape:White To Off-White SolidMolecular weight:222.31Etoricoxib Impurity 32
CAS:Formula:C18H13ClN2O2SColor and Shape:Yellowish Brown SolidMolecular weight:356.82Imatinib Impurity 8
CAS:Formula:C42H47N9O2Color and Shape:White To Off-White SolidMolecular weight:709.90Catalpol
CAS:Formula:C15H22O10Purity:≥ 96.5%Color and Shape:White, off-white or faint brown powderMolecular weight:362.33Pitavastatin Impurity 15 (Pitavastatin 4,6-Diene Impurity)
Formula:C25H22FNO3Color and Shape:Yellow SolidMolecular weight:403.45Montelukast Impurity 2
CAS:Formula:C28H22ClNO3Color and Shape:White To Off-White SolidMolecular weight:455.94Medetomidine Impurity 35
CAS:Formula:C23H20N2OColor and Shape:Pale Yellow SolidMolecular weight:340.43Minodronic Acid Impurity 2
CAS:Formula:C9H12N2O7P2Color and Shape:White To Off-White SolidMolecular weight:322.15Foscarnet sodium
CAS:Formula:CNa3O5PPurity:≥ 98.0%Color and Shape:White to off-white crystalline powderMolecular weight:191.95Abiraterone Impurity 49 (Pregnenolone-16-ene Acetate)
CAS:Formula:C23H32O3Color and Shape:Pale Yellow SolidMolecular weight:356.51Perindopril EP Impurity L
CAS:Formula:C11H17NO3Color and Shape:White To Off-White SolidMolecular weight:211.26Ribavirin Impurity 2
CAS:Formula:C13H18O9Color and Shape:White To Off-White SolidMolecular weight:318.28Aciclovir (Acyclovir) EP Impurity K
CAS:Formula:C17H22N10O6Color and Shape:White To Off-White SolidMolecular weight:462.43Nilotinib EP Impurity F
CAS:Formula:C29H24F3N7OColor and Shape:White To Off-White SolidMolecular weight:543.55Betamethasone (Betamethasone Acetate EP Impurity A, Betamethasone Dipropionate EP Impurity A, Betamethasone Valerate EP Impurity A, Dexamethasone EP Impurity B)
CAS:Formula:C22H29FO5Molecular weight:392.47Ibuprofen EP Impurity B Sodium Salt
CAS:Formula:C13H17O2·NaColor and Shape:White To Off-White SolidMolecular weight:205.28 22.99Chelerythrine
CAS:Formula:C21H18NO4Purity:≥ 98.0%Color and Shape:White to yellow powderMolecular weight:348.37Tiotropium Bromide Impurity 8 Potassium Salt
CAS:Formula:C3H3O4·KColor and Shape:White To Off-White SolidMolecular weight:103.05 39.10Cabazitaxel Impurity 6
CAS:Formula:C40H49NO12Color and Shape:White To Off-White SolidMolecular weight:735.83Posaconazole Impurity 23 DiHCl
CAS:Formula:C23H29N5O3·2HClColor and Shape:Off-White SolidMolecular weight:423.52 2*36.46Glufosinate Impurity 2
Formula:C4H7O4PColor and Shape:White To Off-White SolidMolecular weight:150.07Indapamide Impurity 11
CAS:Formula:C16H15ClN2O3SColor and Shape:White To Off-White SolidMolecular weight:350.82Neostigmine Impurity 8 Metilsulfate
CAS:Formula:C10H16NO·CH3O4SColor and Shape:White To Off-White SolidMolecular weight:166.24 111.09Octreotide Impurity 1 Ditrifluoroacetate
CAS:Formula:C45H58N10O8S2·2C2HF3O2Color and Shape:White To Off-White SolidMolecular weight:931.15 2 114.02Penehyclidine Impurity 6 (Mixture of Diastereomers)
Formula:C33H45NO3Color and Shape:White To Off-White SolidMolecular weight:503.73rac-Hyoscine Butylbromide EP Impurity E HCl
Formula:C20H27NO4·HClColor and Shape:White To Off-White SolidMolecular weight:345.44 36.46Fluticasone Propionate EP Impurity B
CAS:Formula:C24H30F2O6SColor and Shape:White To Off-White SolidMolecular weight:484.55Tenoxicam Impurity 2
Formula:C8H8N2O4S2Color and Shape:White To Off-White SolidMolecular weight:260.28Cetirizine EP Impurity B DiHCl
CAS:Formula:C19H21ClN2O2·2HClColor and Shape:White To Off-White SolidMolecular weight:344.84 2*36.46Oxybutynin Adduct Impurity HCl
Formula:C22H32ClNO3·HClColor and Shape:Off-White SolidMolecular weight:393.95 36.46Pramoxine Impurity 2
CAS:Formula:C14H22O2Color and Shape:White To Off-White SolidMolecular weight:222.33Loratadine EP Impurity A
CAS:Formula:C22H25ClN2O3Color and Shape:Pale Yellow SolidMolecular weight:400.90Doxofylline Impurity 14
Formula:C12H18N4O5Color and Shape:White To Off-White SolidMolecular weight:298.30Sulfasalazine
CAS:Formula:C18H14N4O5SPurity:≥ 98.0%Color and Shape:Yellow to brown crystalline powderMolecular weight:398.39Rivaroxaban Impurity 53 HCl (Mixture of Diastereomers)
CAS:Formula:C16H22Cl2N2O4·HClMolecular weight:377.26 36.46Eltrombopag Impurity 11
CAS:Formula:C12H14N2OColor and Shape:White To Off-White SolidMolecular weight:202.26Montelukast Keto Carbinol Impurity
CAS:Formula:C34H32ClNO4SColor and Shape:Yellow SolidMolecular weight:586.14
