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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Amlodipine EP Impurity C Maleate
CAS:Formula:C22H30ClN3O6·C4H4O4Color and Shape:Off-White SolidMolecular weight:467.95 116.07(4R,7S)-Moxifloxacin Impurity 83 DiHCl
CAS:Formula:C7H14N2·2HClColor and Shape:Yellow SolidMolecular weight:126.20 2*36.46Otilonium Bromide Impurity 3
CAS:Formula:C14H23N2O2·BrColor and Shape:White To Off-White SolidMolecular weight:251.35 79.90Solifenacin Impurity 5
CAS:Formula:C19H17N3OColor and Shape:White To Off-White SolidMolecular weight:303.37Tedizolid Impurity 9
CAS:Formula:C10H9BrFNO3Color and Shape:White To Off-White SolidMolecular weight:290.09Bosutinib Impurity 23
CAS:Formula:C7H16N2OColor and Shape:White To Off-White SolidMolecular weight:144.22Hydrocortisone EP Impurity G (Hydrocortisone-21-Aldehyde)
CAS:Formula:C21H28O5C21H30O6Molecular weight:360.45 378.47Lapatinib
CAS:Formula:C29H26ClFN4O4SPurity:≥ 99.0%Color and Shape:Pale yellow to yellow powderMolecular weight:581.06Cefapirin sodium salt
CAS:Formula:C17H16N3NaO6S2Purity:855 - 1000 μg/mg (as is)Color and Shape:White to off-white crystalline powderMolecular weight:445.45Furazolidone
CAS:Formula:C8H7N3O5Purity:≥ 98.0% (dried basis)Color and Shape:Yellow crystalline powderMolecular weight:225.16Coumarin Impurity 2 Disodium Salt
CAS:Formula:C16H14O12S·2NaColor and Shape:White To Off-White SolidMolecular weight:430.34 2*22.99Ezetimibe Impurity 79
CAS:Formula:C31H27F2NO3Color and Shape:White To Off-White SolidMolecular weight:499.56Paroxetine EP Impurity H HCl
CAS:Formula:C19H22FNO·HClColor and Shape:White To Off-White SolidMolecular weight:299.39 36.46Thiocolchicoside Impurity D1SO2
CAS:Formula:C27H33NO12SColor and Shape:Yellow SolidMolecular weight:595.62Tadalafil Impurity 119
CAS:Formula:C24H25N3O5Color and Shape:Pale Yellow SolidMolecular weight:435.48Cinacalcet Impurity 49
CAS:Formula:C12H14OColor and Shape:White To Off-White SolidMolecular weight:174.24Lasmiditan Impurity 3
CAS:Formula:C26H19F6N3O3Color and Shape:White To Off-White SolidMolecular weight:535.45Ilaprazole Impurity 22
Formula:C18H16N4OSColor and Shape:White To Off-White SolidMolecular weight:336.42Risperidone EP Impurity C (9-Hydroxy Risperidone, Paliperidone)
CAS:Formula:C23H27FN4O3Color and Shape:White To Off-White SolidMolecular weight:426.49Betamethasone Impurity 10
CAS:Formula:C20H25FO3Color and Shape:White To Off-White SolidMolecular weight:332.42Tacrolimus EP Impurity E (Dihydro Tacrolimus)
CAS:Formula:C44H71NO12Color and Shape:White To Off-White SolidMolecular weight:806.05Paclobutrazol Impurity 1
CAS:Formula:C15H20ClN3OColor and Shape:White To Off-White SolidMolecular weight:293.80Fosaprepitant Impurity 7
CAS:Formula:C21H19F6NO3Color and Shape:White To Off-White SolidMolecular weight:447.38Olmesartan (Olmesartan Medoxomil EP Impurity A)
CAS:Formula:C24H26N6O3Color and Shape:White To Off-White SolidMolecular weight:446.51Racecadotril EP Impurity C
CAS:Formula:C14H17NO4SColor and Shape:White To Off-White SolidMolecular weight:295.35Efinaconazole Impurity 38
CAS:Formula:C18H22F2N4OColor and Shape:White To Off-White SolidMolecular weight:348.40Ceftolozane Impurity 14
CAS:Formula:C10H13N5O6SColor and Shape:Off-White SolidMolecular weight:331.30Cyclobenzaprine Impurity 2-d3 HCl
Formula:C37H30D3N·HClColor and Shape:White To Off-White SolidMolecular weight:494.70 36.46Tenofovir Impurity 19
CAS:Formula:C21H29N6O5PColor and Shape:White To Off-White SolidMolecular weight:476.47Ursodeoxycholic Acid EP Impurity G (Chenodeoxycholic Acid EP Impurity G)
CAS:Formula:C25H42O4Color and Shape:White To Off-White SolidMolecular weight:406.61Calcitonin (Salmon) EP Impurity D Pentatrifluoroacetate (2-Ser-O-Acetyl Calcitonin (Salmon) Pentatrifluoroacetate)
Formula:C147H242N44O49S2·5C2HF3O2Molecular weight:3473.93 5*114.02Sitagliptin EP Impurity A Phosphate (Sitagliptin ((S)-Isomer) Phosphate)
CAS:Formula:C16H15F6N5O·H3O4PColor and Shape:White To Off-White SolidMolecular weight:407.32 97.99Canagliflozin Impurity 18 (Mixture of Diastereomers)
CAS:Formula:C24H25FO6SColor and Shape:White To Off-White SolidMolecular weight:460.52Sertraline EP Impurity C HCl (1R,4R-Isomer)
CAS:Formula:C17H18ClN·HClColor and Shape:White To Off-White SolidMolecular weight:271.79 36.46Tadalafil Impurity 66
CAS:Formula:C21H18N2O5Color and Shape:White To Off-White SolidMolecular weight:378.38Acotiamide Impurity 7
CAS:Formula:C21H30N4O5SColor and Shape:White To Off-White SolidMolecular weight:450.55Labetalol EP Impurity F HCl (Labetalol USP Related Compound F)
CAS:Formula:C19H22N2O3·HClColor and Shape:White To Off-White SolidMolecular weight:326.40 36.46Fluticasone Impurity 14
CAS:Formula:C26H33F3O5SColor and Shape:White To Off-White SolidMolecular weight:514.60Fenticonazole EP Impurity D Nitrate
CAS:Formula:C24H21Cl2N2OS·NO3Color and Shape:White To Off-White SolidMolecular weight:456.40 62.00Etoricoxib Impurity 5 Lithium Salt
CAS:Formula:C9H9O4SLiColor and Shape:White To Off-White SolidMolecular weight:213.23 6.94Piperacillin EP Impurity A (Ampicillin, Sultamicillin EP Impurity C)
CAS:Formula:C16H19N3O4SColor and Shape:White To Off-White SolidMolecular weight:349.41Clarithromycin Impurity 2
Formula:C38H68N2O14Color and Shape:White To Off-White SolidMolecular weight:776.96Estradiol Valerate EP Impurity J
Formula:C24H34O3Color and Shape:White To Off-White SolidMolecular weight:370.53Propafenone EP/BP Impurity E
CAS:Formula:C18H19ClO3Color and Shape:White To Off-White SolidMolecular weight:318.80Phenylephrine Impurity 24
CAS:Formula:C8H8Cl2O2Color and Shape:White To Off-White SolidMolecular weight:207.05Losartan EP Impurity K (Losartan USP Related Compound C, Losartan Carboxaldehyde)
CAS:Formula:C22H21ClN6OColor and Shape:Off-White SolidMolecular weight:420.90Propafenone EP/USP Impurity D
CAS:Formula:C18H20O4Color and Shape:White To Off-White SolidMolecular weight:300.35Edaravone Impurity 1 Sodium Salt
Formula:C13H15N2O5S·NaColor and Shape:White To Off-White SolidMolecular weight:311.34 22.99Gabapentin Impurity 3
CAS:Formula:C10H15NO2Color and Shape:White To Off-White SolidMolecular weight:181.24Varenicline Impurity 15
CAS:Formula:C13H14F3N3OColor and Shape:Pale Pink SolidMolecular weight:285.27Miconazole Impurity 3 (Oxiconazole Impurity C)
CAS:Formula:C11H8Cl2N2OColor and Shape:Off-White SolidMolecular weight:255.10Dipyridamole EP Impurity B (Dipyridamole USP Related Compound B)
CAS:Formula:C23H40N8O6Color and Shape:Yellow SolidMolecular weight:524.62Ketotifen Impurity 4 HCl
Formula:C19H19NOS·HClColor and Shape:Red Brown SolidMolecular weight:309.43 36.46Bupropion Impurity 11 ((3S,5S,6S)-Bupropion Impurity)
CAS:Formula:C12H14ClNO3SColor and Shape:White To Off-White SolidMolecular weight:287.76Cyclophosphamide Impurity 22
CAS:Formula:C9H22ClN2O4PColor and Shape:White To Off-White SolidMolecular weight:288.71Hydrocortisone (Hydrocortisone Acetate EP Impurity A, Cortisol)
CAS:Formula:C21H30O5Molecular weight:362.47Crotamiton
CAS:Formula:C13H17NOPurity:≥ 97.0%Color and Shape:Clear, colourless to pale yellow liquidMolecular weight:203.28Bilastine Impurity 2
CAS:Formula:C21H31N3O3Color and Shape:White To Off-White SolidMolecular weight:373.50Ritonavir EP Impurity L
CAS:Formula:C33H43N5O4SColor and Shape:White To Off-White SolidMolecular weight:605.80Adefovir Dipivoxil Impurity 2
CAS:Formula:C19H30N5O7PColor and Shape:Off-White SolidMolecular weight:471.45Ampicillin EP Impurity C (Ampicillin Diketopiperazine)
CAS:Formula:C16H19N3O4SColor and Shape:Off-White SolidMolecular weight:349.41Bixin, 98.0%
CAS:Formula:C25H30O4Purity:(HPLC) ≥ 98.0%Color and Shape:Red to dark purple powderMolecular weight:394.50Dabigatran Etexilate Impurity 1
CAS:Formula:C35H43N7O5Color and Shape:White To Off-White SolidMolecular weight:641.77Atovaquone Impurity 3 (Mixture of cis and trans Isomers)
CAS:Formula:C14H17ClOColor and Shape:White To Off-White SolidMolecular weight:236.74Cisatracurium Besilate EP Impurity N and O Iodide (Mixture of Diastereomers)
Formula:C32H44NO8·IColor and Shape:Yellow SolidMolecular weight:570.70 126.91Captopril
CAS:Formula:C9H15NO3SPurity:≥ 98.0%Color and Shape:White to almost white powder or crystalsMolecular weight:217.29Fingolimod Impurity 33
Formula:C21H31NO5Color and Shape:White To Off-White SolidMolecular weight:377.48Lesinurad Impurity 9 (Lesinurad Impurity E)
CAS:Formula:C14H10BrN3O2SColor and Shape:White To Off-White SolidMolecular weight:364.22Triptorelin Impurity 9 Ditrifluoroacetate
Formula:C42H60N12O9·2C2HF3O2Molecular weight:877.02 2*144.02Ritonavir EP Impurity T
CAS:Formula:C46H66N8O5S2Color and Shape:Off-White SolidMolecular weight:875.22Hydrocortisone EP Impurity D 21-Butyrate (6-β-Hydroxy Hydrocortisone 21-Butyrate)
Formula:C25H36O7Molecular weight:448.56Hydrocortisone-d7 (Hydrocortisone Acetate EP Impurity A-d7, Cortisol-d7)
Formula:C21H23D7O5Molecular weight:369.51Trazodone Impurity 2
Formula:C40H46Cl2N10O2Color and Shape:White To Off-White SolidMolecular weight:769.78Nebivolol Impurity 10 HCl (RS,SR)
CAS:Formula:C22H25F2NO4·HClColor and Shape:White To Off-White SolidMolecular weight:405.44 36.46Metoprolol EP Impurity B
CAS:Formula:C9H12O2Color and Shape:Colorless Liquid To Semi-SolidMolecular weight:152.19Fluvoxamine EP Impurity C Disodium Salt
CAS:Formula:C19H23F3N2O6·2NaColor and Shape:White To Off-White SolidMolecular weight:432.40 2*22.99Phloroglucinol EP Impurity I
CAS:Formula:C6H4Cl2OColor and Shape:White To Off-White SolidMolecular weight:163.00Butenafine Impurity 3 HCl
CAS:Formula:C23H27N·HClColor and Shape:White To Off-White SolidMolecular weight:317.48 36.46Finasteride Impurity 7
CAS:Formula:C23H38N2O2Color and Shape:White To Off-White SolidMolecular weight:374.57Capecitabine Impurity 16
Formula:C20H30FN3O9Color and Shape:White To Off-White SolidMolecular weight:475.47Rabeprazole Impurity 4
CAS:Formula:C14H12ClO3SColor and Shape:White To Off-White SolidMolecular weight:289.78Cinnarizine EP Impurity B
CAS:Formula:C26H28N2Color and Shape:White To Off-White SolidMolecular weight:368.53Estriol EP Impurity E
CAS:Formula:C18H24O3Color and Shape:White To Off-White SolidMolecular weight:288.39Bupivacaine EP Impurity B (Bupivacaine USP Related Compound B (Free Form))
CAS:Formula:C14H20N2OColor and Shape:White To Off-White SolidMolecular weight:232.33Norethindrone Impurity 36
CAS:Formula:C20H28O2Color and Shape:White To Off-White SolidMolecular weight:300.44Besifloxacin Impurity 2 HCl
CAS:Formula:C19H21ClFN3O3·HClColor and Shape:Yellow SolidMolecular weight:393.85 36.46Besifloxacin Impurity 5 HCl
CAS:Formula:C19H21ClFN3O3·HClColor and Shape:Yellow SolidMolecular weight:393.85 34.46Hydrocortisone-d2 (Hydrocortisone Acetate EP Impurity A-d2, Cortisol-d2)
CAS:Formula:C21H28D2O5Molecular weight:364.48Pazopanib Impurity 17
CAS:Formula:C4H2Cl2N2Color and Shape:White To Off-White SolidMolecular weight:148.97Deferasirox Impurity 19 (Mixture of Isomers)
Formula:C42H28N6O9SColor and Shape:Pale Yellow SolidMolecular weight:792.78rac-Clopidogrel EP Impurity A HCl (Clopidogrel Carboxylic Acid HCl)
CAS:Formula:C15H14ClNO2S·HClColor and Shape:White To Off-White SolidMolecular weight:307.79 36.46Itraconazole EP Impurity C
CAS:Formula:C34H36Cl2N8O4Color and Shape:Off-White SolidMolecular weight:691.61Chenodeoxycholic Acid (Ursodeoxycholic Acid EP Impurity A)
CAS:Formula:C24H40O4Color and Shape:White To Off-White SolidMolecular weight:392.58Cefoperazone EP Impurity D
CAS:Formula:C10H11N5O3S2Color and Shape:White To Off-White SolidMolecular weight:313.35Rosmarinic acid
CAS:Formula:C18H16O8Purity:≥ 97.0% (anhydrous basis)Color and Shape:Off-white, pale yellow to beige or light-brown powderMolecular weight:360.31Cyclophosphamide Impurity 25 (Carboxyphosphamide)
CAS:Formula:C7H15Cl2N2O4PColor and Shape:White To Off-White SolidMolecular weight:293.08Medetomidine Impurity 25
CAS:Formula:C10H13ClColor and Shape:Colourless LiquidMolecular weight:168.66Pravastatin EP Impurity A Sodium Salt (Pravastatin USP Related Compound B, 6-epi Pravastatin Sodium Salt)
CAS:Formula:C23H35O7·NaMolecular weight:423.53 22.99Indomethacin (Indometacin) EP Impurity J (Indomethacin Diamide)
CAS:Formula:C33H27Cl2N3O5Color and Shape:Off-White SolidMolecular weight:616.50Clobetasol Propionate EP Impurity B
CAS:Formula:C22H26ClFO3Color and Shape:Off-White SolidMolecular weight:392.90Everolimus Ring-Opening Impurity (Mixture of Isomers)
CAS:Formula:C53H83NO14Color and Shape:White To Off-White SolidMolecular weight:958.25Iohexol EP Impurity J (Iohexol USP Related Compound B)
CAS:Formula:C14H18I3N3O6Color and Shape:White To Off-White SolidMolecular weight:705.03Trazodone EP Impurity A (Trazodone Hydrochloride BP Impurity A, Trazodone N1-Oxide)
CAS:Formula:C19H22ClN5O2Color and Shape:Pale Yellow SolidMolecular weight:387.87Nilotinib Impurity 6
CAS:Formula:C28H22F3N7OColor and Shape:White To Off-White SolidMolecular weight:529.53Travoprost Impurity 16
CAS:Formula:C15H14O5Color and Shape:White To Off-White SolidMolecular weight:274.27Neostigmine EP Impurity B (Neostigmine USP Related Compound B)
CAS:Formula:C8H11NOColor and Shape:Pale Purple SolidMolecular weight:137.18Paclitaxel EP Impurity L (7-Acetyl Paclitaxel)
CAS:Formula:C49H53NO15Color and Shape:White To Off-White SolidMolecular weight:895.96Tulathromycin A
CAS:Formula:C41H79N3O12Purity:≥ 95.0%Color and Shape:White to off-white powderMolecular weight:806.08Lifitegrast Impurity 15
Formula:C19H17NO6SColor and Shape:White To Off-White SolidMolecular weight:387.41Cefadroxil EP Impurity D-d4 Trifluoroacetate (Cefadroxil-d4 (S-Isomer) Trifluoroacetate)
CAS:Formula:C16H13D4N3O5S·C2HF3O2Molecular weight:367.41 114.02Betahistine EP Impurity C TriHCl
CAS:Formula:C15H19N3·3HClColor and Shape:White To Off-White SolidMolecular weight:241.34 3*36.46Edaravone Impurity 3 Sodium Salt
CAS:Formula:C13H15N2O4S·NaColor and Shape:Pale Yellow SolidMolecular weight:295.33 22.99Tadalafil Impurity 25 (Mixture of Diastereomers)
Formula:C23H21ClN2O5Color and Shape:Off-White SolidMolecular weight:440.88Landiolol Impurity 2 HCl
Formula:C20H32N2O6·HClColor and Shape:White To Off-White SolidMolecular weight:396.48 36.46Voriconazole EP Impurity E (Voriconazole USP Related Compound F, Ecamsule USP Related Compound D) (1R-Isomer)
CAS:Formula:C10H16O4SMolecular weight:232.30Linagliptin Impurity 65
CAS:Formula:C22H26N8O2Color and Shape:Pale Yellow SolidMolecular weight:434.50Ketoconazole EP Impurity B
Formula:C38H42Cl2N6O6Color and Shape:White To Off-White SolidMolecular weight:749.69Buspirone EP Impurity K (Buspirone USP Related Compound K)
CAS:Formula:C9H13NO2Color and Shape:White To Off-White SolidMolecular weight:167.21
