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(12,349 products)
- Anthraquinones and derivatives(407 products)
- Benzimidazole and Imidazole Derivatives(10,464 products)
- Benzodiazepine Derivatives(335 products)
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- Esters and Derivatives(42,305 products)
- Fatty Acids and Lypidic Derivatives(32,455 products)
- Flavonoids and Polyphenols(17,100 products)
- Free Radicals and Oxidant/Reducing Agents(214 products)
- Ketones and derivatives(2,405 products)
- Natural and semi-synthetic antibiotics(6,402 products)
- Nitriles and Cyano Derivatives(3,070 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,490 products)
- Organic Phosphates and Phosphonates(1,203 products)
- Organic Sulphonates and Sulphates(10,448 products)
- Organometallics(4,425 products)
- Others(6,326 products)
- Peptides and Proteins(3,153 products)
- Polymers and Derivatives(100 products)
- Purines and Pyrimidine Derivatives(8,960 products)
- Quinazoline and Quinoline Derivatives(66,164 products)
- Quinones and Derivatives(24,376 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(81,299 products)
- Steroids and Derivatives(4,982 products)
- Sulfonamides and Derivatives(2,607 products)
- Terpenoids and Derivatives(3,859 products)
- Thiazolidinediones and Thiopyrans(2,755 products)
- β-Adrenergic Compounds(231 products)
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Found 57634 products of "APIs for research and impurities"
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Benzo[b]thien-2-yl ketone (zileuton impurity)
CAS:Benzo[b]thien-2-yl ketone (zileuton impurity) is a metabolite of the drug zileuton, which is used to treat asthma. Benzo[b]thien-2-yl ketone is formed by the oxidation of benzo[b]thiophene in the presence of cytochrome P450 enzyme system. It has been found to have anti-inflammatory properties and may be useful for treating asthma. This product is available as an analytical standard for HPLC, or as a custom synthesis for research and development.Formula:C17H10OS2Purity:Min. 95%Molecular weight:294.4 g/molN-Des[2-(1-methyl-2-pyrrolidinyl)ethyl] udenafil
CAS:N-Des[2-(1-methyl-2-pyrrolidinyl)ethyl] udenafil is an impurity in the drug product. It is a synthetic compound and is a metabolite of the drug product. N-Des[2-(1-methyl-2-pyrrolidinyl)ethyl] udenafil is present as a byproduct of the metabolism of the active ingredient. The CAS number for this substance is 319491-68-4. This impurity has been observed to have niche applications in research and development and analytical studies. It has also been found to be pharmacopoeia grade, which means it meets or exceeds purity standards set by regulatory authorities.
Formula:C18H23N5O4SPurity:Min. 95%Molecular weight:405.5 g/molDihydroxy diketo atorvastatin impurity
CAS:Dihydroxy diketo atorvastatin impurity is a synthetic impurity that is generated by the metabolism of atorvastatin. This drug product is an analytical standard for the determination of purity, and can also be used to develop high purity drugs.Formula:C26H24FNO5Purity:Min. 95%Molecular weight:449.47 g/molRemdesivir impurity 14
Remdesivir impurity 14 is a research and development product that belongs to the class of drugs. It is a synthetic metabolite with high purity. Remdesivir impurity 14 meets the pharmacopoeia standard for drug products and drug development. It has been synthesized to be used as an analytical standard for HPLC analysis of remdesivir. This product also has niche applications in metabolism studies, because it is a natural metabolite with its own metabolic pathway.Formula:C18H18N5O7PPurity:Min. 95%Molecular weight:447.34 g/mol9-Bromo-6,11-dihydro-8-hydroxy-6,6-dimethyl-11-oxo-5H-benzo[b]carbazole-3-carbonitrile
CAS:9-Bromo-6,11-dihydro-8-hydroxy-6,6-dimethyl-11-oxo-5H-benzo[b]carbazole-3-carbonitrile is an analytical standard for HPLC. It is a metabolite of the drug product BROMAZEPAM, CAS No. 1256579-06-2. The impurity is a byproduct of the synthesis and has been shown to be useful as an analytical standard for HPLC. This compound has not been tested in animals or humans and should be handled with gloves due to its volatile nature.Formula:C19H13BrN2O2Purity:Min. 95%Molecular weight:381.2 g/molN-Demethyl-N-(ethylsuccinyl) erythromycin
Please enquire for more information about N-Demethyl-N-(ethylsuccinyl) erythromycin including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C42H73NO16Purity:Min. 95%Molecular weight:848.03 g/mol5-Chloro-N-[3-[[(5-chloro-2-thienyl)carbonyl]amino]-2-hydroxypropyl]-N-[4-(3-oxo-4-morpholinyl)phenyl]-2-thiophenecarboxamide
CAS:Please enquire for more information about 5-Chloro-N-[3-[[(5-chloro-2-thienyl)carbonyl]amino]-2-hydroxypropyl]-N-[4-(3-oxo-4-morpholinyl)phenyl]-2-thiophenecarboxamide including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C23H21Cl2N3O5S2Purity:Min. 95%Molecular weight:554.47 g/mol8-Chloro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
CAS:Please enquire for more information about 8-Chloro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C14H8ClNOPurity:Min. 95%Molecular weight:241.67 g/moltrans-4-(6,8-Dibromo-3(4H)-quinazolinyl)cyclohexanol hydrochloride
CAS:Trans-4-(6,8-Dibromo-3(4H)-quinazolinyl)cyclohexanol hydrochloride is a potent kinase inhibitor that has shown promising results in anticancer research. It specifically targets human kinases and induces apoptosis in cancer cells. This compound has been identified as a potential therapeutic agent for the treatment of various types of tumors, including those found in breast, lung, and prostate cancers. In addition to its medicinal properties, trans-4-(6,8-Dibromo-3(4H)-quinazolinyl)cyclohexanol hydrochloride can be detected in urine samples and serves as an important tool for researchers studying protein kinases and their inhibitors. This analog of Chinese medicine is a valuable addition to any laboratory seeking to advance cancer research through the development of new therapies.Formula:C14H16Br2N2O•HClPurity:Min. 95%Molecular weight:424.56 g/mol1,4-Bis(2,3,4-trimethoxybenzyl)piperazine
CAS:Controlled Product1,4-Bis(2,3,4-trimethoxybenzyl)piperazine (1,4BTMP) is a piperazine derivative that has been shown to have inotropic properties. 1,4BTMP appears to increase the force of contraction of the heart muscle by increasing intracellular calcium levels. This drug may also be useful in the treatment of ventricular fibrillation and other arrhythmias. It has been shown that 1,4BTMP protects against lipid peroxidation induced by hydrogen chloride and hydrochloric acid in isolated rat hearts. In addition, this compound has been shown to inhibit creatine kinase activity and reduce lipid peroxide formation.Formula:C24H34O6Purity:Min. 95%Molecular weight:418.52 g/molDutasteride EP impurity E
CAS:Please enquire for more information about Dutasteride EP impurity E including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C27H30F6N2O2Purity:Min. 95%Molecular weight:528.54 g/molFASN-IN-1
CAS:Please enquire for more information about FASN-IN-1 including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C18H25N3O3S2Purity:Min. 95%Molecular weight:395.5 g/molDehydrodeoxy donepezil
CAS:Dehydrodeoxy donepezil is an analytical standard that is used in the manufacture of pharmaceuticals. It is a synthetic drug impurity, and its CAS number is 120013-45-8. Dehydrodeoxy donepezil can be found in the API impurity grade of various drugs, including those that are manufactured by Custom synthesis and natural synthesis. The pharmacopoeia states that dehydrodeoxy donepezil has a purity level of 98% or greater. This product can also be found as a metabolite in humans, with its half-life being approximately 40 minutes.Formula:C24H29NO2Purity:Min. 95%Molecular weight:363.49 g/molEthylene terephthalate cyclic heptamer-d28
CAS:Ethylene terephthalate cyclic heptamer-d28 is a member of the class of drugs that are used to treat or prevent diseases. Ethylene terephthalate cyclic heptamer-d28 is synthesized by an unspecific method of polymerization. The molecule has been shown to have a chemical structure that can be metabolized by human liver enzymes and excreted in urine as metabolites. Metabolism studies have demonstrated that ethylene terephthalate cyclic heptamer-d28 is rapidly hydrolyzed, mainly by esterases, with the formation of a carboxylic acid derivative and a pyrrolidone derivative.Formula:C70H28D28O28Purity:Min. 95%Molecular weight:1,373.35 g/molTryptoquivaline D
CAS:Tryptoquivaline D is a metabolite of tryptoquivaline A, which is an impurity in the drug product. Tryptoquivaline D can be used as a standard for research and development or for custom synthesis. This compound has been shown to have anti-inflammatory effects and may also act as an analgesic. It has also been shown to inhibit the production of prostaglandin E2 from arachidonic acid, thereby reducing inflammation.Formula:C28H28N4O7Purity:Min. 95%Molecular weight:532.50 g/mol3-Hydroxy-1-methyl-1-azabicyclo[2.2.2]octan-1-ium bromide
CAS:Please enquire for more information about 3-Hydroxy-1-methyl-1-azabicyclo[2.2.2]octan-1-ium bromide including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C8H16BrNOPurity:Min. 95%Molecular weight:222.12 g/molMdl 72832 hydrochloride
CAS:Mdl 72832 hydrochloride is a ligand that modulates the activity of nerve cells. It has been shown to activate and synergistically enhance the effects of nerve growth factor (NGF) and acetylcholine on neurons. Mdl 72832 hydrochloride also increases the synthesis and release of melanocortins, which are neurotransmitters that are involved in regulating appetite, mood, and pain sensation. Mdl 72832 hydrochloride may be a potential nootropic agent for the treatment of neurodegenerative diseases such as Alzheimer's disease or Parkinson's disease.Formula:C22H31ClN2O4Purity:Min. 95%Molecular weight:422.9 g/molLoxoprofen Related Compound 2 - mixture of diastereomers
CAS:Loxoprofen Related Compound 2 is a mixture of diastereomers that is an impurity in the drug product, Loxoprofen. Loxoprofen Related Compound 2 is a metabolite of loxoprofen and its concentration in blood plasma after administration of loxoprofen can be used as an indicator for pharmacokinetics. The compound has been shown to inhibit the activity of bacterial dna gyrase and topoisomerase IV, which are enzymes that maintain the integrity of bacterial DNA. Loxoprofen Related Compound 2 was found to be less active than loxoprofen against MRSA and Clostridium perfringens, although it was more active than loxoprofen against Mycobacterium tuberculosis, Mycobacterium avium complex, and methicillin-resistant Staphylococcus aureus (MRSA).Formula:C15H18O4Purity:Min. 95%Molecular weight:262.3 g/molLeuprolide acetate ep impurity E
CAS:Leuprolide acetate ep impurity E is a drug product that is used as an analytical standard. It has a CAS number of 1926163-23-6 and the molecular weight is 661.23 g/mol. Leuprolide acetate ep impurity E is a natural metabolite that has been shown to have anti-inflammatory properties in vitro. The presence of this impurity in leuprolide acetate ep may affect its efficacy.Formula:C61H85F3N16O14Purity:Min. 95%Molecular weight:1,323.4 g/molHydrocortisone EP Impurity H
Hydrocortisone EP Impurity H is an analytical standard that is used as an impurity in the production of hydrocortisone. It has been shown to have a purity level of 99.5% and can be used as a reference standard for HPLC analysis. Hydrocortisone EP Impurity H can also be used as a reference standard for drug product development, API impurities, and drug metabolite identification.
Formula:C21H30O6Purity:Min. 95%Molecular weight:378.46 g/mol
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