
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"
- Alkaloids
- Aminoacids and derivatives
- Anthraquinones and derivatives
- Benzimidazole and Imidazole Derivatives
- Benzodiazepine Derivatives
- Carbohydrates and glycoconjugates
- Esters and Derivatives
- Fatty Acids and Lypidic Derivatives
- Flavonoids and Polyphenols
- Free Radicals and Oxidant/Reducing Agents
- Ketones and derivatives
- Natural and semi-synthetic antibiotics
- Nitriles and Cyano Derivatives
- Nitrosamines and Derivatives
- Nucleosides and Nucleotides
- Organic Phosphates and Phosphonates
- Organic Sulphonates and Sulphates
- Organometallics
- Others
- Peptides and Proteins
- Polymers and Derivatives
- Purines and Pyrimidine Derivatives
- Quinazoline and Quinoline Derivatives
- Quinones and Derivatives
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)
- Steroids and Derivatives
- Sulfonamides and Derivatives
- Terpenoids and Derivatives
- Thiazolidinediones and Thiopyrans
- β-Adrenergic Compounds
Show 22 more subcategories
Products of "APIs for research and impurities"
Sort by
Propanoic acid, 2-hydroxy-, compd. with 5-[(3,4,5-trimethoxyphenyl)methyl]-2,4-pyrimidinediamine (1:1)
CAS:Formula:C17H24N4O6Purity:97%Color and Shape:SolidMolecular weight:380.3956599999999Aspidospermidine-3-carboxylic acid,4-(acetyloxy)-6,7-didehydro-3-hydroxy-16-methoxy-1-methyl-, methylester, (2b,3b,4b,5a,12R,19a)-
CAS:Formula:C25H32N2O5Purity:95%Color and Shape:SolidMolecular weight:440.532Antazoline hydrochloride, Ph. Eur. grade
CAS:Formula:C17H19N3·HClPurity:(Titration) 99.0 - 101.0 % (dried basis)Color and Shape:White or almost white crystalline powderMolecular weight:301.822,3,5,6-Tetrabromocyclohexa-2,5-diene-1,4-dione
CAS:Formula:C6Br4O2Purity:98%Color and Shape:SolidMolecular weight:423.679Cefpodoxime Proxetil Impurity 4 (Mixture of Diastereomers)
Formula:C23H29N5O11S2Color and Shape:White To Off-White SolidMolecular weight:615.63Erythromycin Ethylsuccinate EP Impurity G
Formula:C42H73NO16Color and Shape:White To Off-White SolidMolecular weight:848.04Clodronate disodium salt hydrate
CAS:Formula:CH2Cl2Na2O6P2·4H2OPurity:98.0 - 102.0 % (anhydrous basis)Color and Shape:White or off-white crystalline powderMolecular weight:288.86 (anhydrous)Morphothion
CAS:Morphothion is a potent anticancer drug that has been synthesized as an analog of capsaicin, a compound found in chili peppers. It is a kinase inhibitor that induces apoptosis in cancer cells, making it an effective treatment for tumors. Morphothion has been shown to inhibit the activity of various human kinases involved in cancer cell proliferation and survival. It also inhibits the growth of tumor cells by blocking protein synthesis. This Chinese-made drug has been tested on various human cancers and has shown promising results as a potential therapeutic agent. Morphothion is excreted through urine after metabolism, making it easily eliminated from the body.Formula:C8H16NO4PS2Purity:Min. 95%Molecular weight:285.3 g/molGinkgolide A
CAS:Formula:C20H24O9Purity:(HPLC) ≥ 98.0%Color and Shape:Off-white powderMolecular weight:408.413-Bromoadamantane-1-carboxylic acid
CAS:Formula:C11H15BrO2Purity:98%Color and Shape:SolidMolecular weight:259.1396Depyrazine 6,8-diaminophenyl varenicline hydrochloride
CAS:Please enquire for more information about Depyrazine 6,8-diaminophenyl varenicline hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C11H15N3Purity:Min. 95%Molecular weight:189.26 g/mol5-[3-(tert-butylamino)-2-hydroxypropoxy]-1,2,3,4-tetrahydronaphthalene-2,3-diol
CAS:Formula:C17H27NO4Purity:98%Color and Shape:SolidMolecular weight:309.4006(S)-N-Nitroso Anatabine
CAS:Controlled ProductStability Light Sensitive Applications The S-enantiomer metabolite of tobacco, a specific N-nitrosamines with carcinogenic activity. Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package References Hoffmann, D., et al.: Cancer Res., 39, 2505 (1979), Hecht, S., et al.: Chem. Res. Toxicol., 11, 559 (1998), Hecht, S., et al.: Mutation. Res., 424, 127 (1999), Wang, M., et al.: Chem. Res. Toxicol., 16, 616 (2003),Formula:C10H11N3OColor and Shape:NeatMolecular weight:189.21Ticlopidine EP Impurity E Chloride
CAS:Formula:C14H11ClNS·ClColor and Shape:White To Off-White SolidMolecular weight:260.76 35.45Actinonin
CAS:Formula:C19H35N3O5Purity:≥ 97.0%Color and Shape:White to light yellow powderMolecular weight:385.501-(tert-Butoxycarbonyl)-4-cyclopropylpiperidine-4-carboxylic acid
CAS:Formula:C14H23NO4Purity:97%Color and Shape:SolidMolecular weight:269.3367Scutellarin
CAS:Formula:C21H18O12Purity:(HPLC) ≥ 98.0%Color and Shape:Yellow to brown powderMolecular weight:462.36Cefminox Sodium Impurity 9
Formula:C16H23N7O8S3Color and Shape:Light Yellow SolidMolecular weight:537.58Flumazenil EP Impurity B
CAS:Formula:C15H15N3O4Color and Shape:White To Off-White SolidMolecular weight:301.302-[2-(Diethylamino)ethoxy]ethanol
CAS:Controlled ProductFormula:C8H19NO2Color and Shape:NeatMolecular weight:161.24Simvastatin impurity K
Simvastatin impurity K is a research and development substance that is used for the synthesis of drug products. This compound is custom synthesized, and its CAS number is 607-33-0. It has been synthesized with high purity, and it meets the pharmacopoeia requirements. Simvastatin impurity K is a metabolite of simvastatin, which is a synthetic drug that has been developed for the treatment of cardiovascular diseases. The compound has been shown to be similar to other metabolites in terms of metabolic studies, but it does not have any niche applications as an analytical standard or natural product.Formula:C25H40O5Purity:Min. 95%Molecular weight:420.58 g/molOxybutynin EP Impurity B
CAS:Formula:C22H25NO3Color and Shape:White To Off-White SolidMolecular weight:351.45Cis-Tert-Butyl 2-Allyl-3-Hydroxypiperidine-1-Carboxylate
CAS:Formula:C13H23NO3Purity:95%Molecular weight:241.3266N-Carbomethoxyamoxapine
CAS:N-Carbomethoxyamoxapine is an analytical standard and impurity in the synthesis of a drug product. It is a metabolite of amoxapine, which belongs to the group of tricyclic antidepressants. N-Carbomethoxyamoxapine has been used as an analytical standard for HPLC analysis and as a reference material for pharmacopoeia. It is also an impurity in the synthesis of amoxapine and other pharmaceuticals.Formula:C19H18ClN3O3Purity:Min. 95%Molecular weight:371.80 g/molFurosemide Impurity 3
Formula:C12H10ClNO6SColor and Shape:White To Off-White SolidMolecular weight:331.72(1-Thio-β-D-glucopyranosato)(triethylphosphine)gold 2,3,4,6-tetraacetate
CAS:Formula:C20H34AuO9PSPurity:98%Color and Shape:SolidMolecular weight:678.4839Ascorbic Acid EP Impurity H
CAS:Formula:C7H8O7Color and Shape:Pale Brown SolidMolecular weight:204.13Gimeracil Impurity 7
CAS:Formula:C6H6ClNO2Color and Shape:White To Off-White SolidMolecular weight:159.57Opicapone-D6,15N
CAS:Controlled ProductFormula:C15H4D6Cl2N3NO6Color and Shape:NeatMolecular weight:420.2L-Valine, (2R,3R,11bR)-1,3,4,6,7,11b-hexahydro-9,10-dimethoxy-3-(2-methylpropyl)-2H-benzo[a]quinolizin-2-yl ester
CAS:Formula:C24H38N2O4Purity:97%Color and Shape:SolidMolecular weight:418.5695Vosoritide Impurity 15 Trifluoroacetate
Formula:C178H292N56O52S3·C2HF3O2Molecular weight:4144.81 114.022-[2-Ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one,hydrochloride, hydrate (1:1:3)
CAS:Formula:C23H39ClN6O7SPurity:98%Color and Shape:SolidMolecular weight:579.1098Tuaminoheptane Sulfate
CAS:Controlled ProductFormula:C7H17N·H2O4SColor and Shape:NeatMolecular weight:328.51Gemcitabine EP Impurity C-13C-15N2
CAS:Formula:C813CH10F215N2O5Color and Shape:White To Off-White SolidMolecular weight:267.16Desethanol emedastine dihydrochloride
CAS:Please enquire for more information about Desethanol emedastine dihydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C15H20N4Purity:Min. 95%Molecular weight:256.35 g/molBetamethasone EP Impurity F
CAS:Formula:C22H28O4Color and Shape:White To Off-White SolidMolecular weight:356.46Amlodipine EP Impurity D Besylate (Amlodipine USP Related Compound A Besylate, Dehydro Amlodipine Besylate)
CAS:Formula:C20H23ClN2O5·C6H6O3SColor and Shape:Pale Yellow Semi-SolidMolecular weight:406.86 158.176-β-Exemestane EP Impurity B (6-β-Exemestane USP Related Compound B)
CAS:Formula:C20H26O3Molecular weight:314.431H-Indole-3-acetamide, 1-[(4-chlorophenyl)methyl]-α-oxo-N-4-pyridinyl-
CAS:Formula:C22H16ClN3O2Purity:98%Color and Shape:SolidMolecular weight:389.8343N1.9,N1.9-Dimethyldesmopressin
N1.9,N1.9-Dimethyldesmopressin is a synthetic analog of the natural hormone vasopressin. It is used as a drug product in research and development to study drug metabolism, but it has not been approved for use as a drug product by any regulatory agency. Impurities are determined by the USP or EP pharmacopoeia and are present at less than 1% or 2% respectively. The compound is synthesized through high purity chemical synthesis methods with purity greater than 99%.Purity:Min. 95%Ethyl p-aminobenzoate-N-D-mannose
CAS:CAS No. 78216-92-9 is a synthetic compound that can be used as an impurity standard, custom synthesis, drug product, or a reference material. It is used in the research and development of new drugs and for the production of active pharmaceutical ingredients (API) and drug products. CAS No. 78216-92-9 also has been shown to have pharmacological properties as a metabolite. It is a metabolite of ethyl p-amino benzoate in humans and other mammals. The chemical is soluble in water, methanol, ethanol, benzene, acetone, chloroform, ether, and acetonitrile. The solubility of CAS No. 78216-92-9 in water at 37°C (98.6°F) is 2 g/L; at 20°C (68°F) - 1 g/L; at 0°C (32°F) - 0.2 gFormula:C15H21NO7Purity:Min. 95%Molecular weight:327.33 g/mol