APIs for research and impurities

Salbutamol impurity L acetate salt is an analog of Salbutamol, which is a bronchodilator used to treat respiratory disorders such as asthma and chronic obstructive pulmonary disease (COPD). This impurity acts as an inhibitor of cyclin-dependent protein kinase, which plays a crucial role in regulating the cell cycle. It has been shown to have anticancer properties by inducing apoptosis in cancer cells. This compound has been tested on Chinese hamster ovary cells and human cancer cell lines, demonstrating potent inhibitory effects on kinases. Salbutamol impurity L acetate salt is commonly found in urine samples and can be used as a research tool for studying kinase inhibitors and their potential therapeutic applications.

<p>Pseudomonic acid D sodium is a chemical compound that is found in coal tar. It has antimicrobial properties and can be used to inhibit the growth of bacteria and fungi. Pseudomonic acid D sodium has been shown to inhibit the growth of gram-positive bacterial strains, including Bacillus cereus, Clostridium perfringens, Staphylococcus aureus, Streptococcus pyogenes, and Streptococcus faecalis. It also inhibits the growth of yeast such as Candida albicans. Pseudomonic acid D sodium is soluble in water at low concentrations and insoluble in water at high concentrations. This chemical exhibits acidic properties with an acidic pH range from 2-4. Pseudomonic acid D sodium does not dissolve calcium carbonate or hydroxide solution due to its weakly acidic nature.</p>

<p>N-Desacetyl thiocolchicoside is a white crystalline powder that is soluble in water, methanol and acetone. It has a molecular weight of 320.2 and an empirical formula of C6H14O5. N-Desacetyl thiocolchicoside is used as an analytical standard for HPLC analysis, as a Research and Development (R&amp;D) material for drug development, and as an impurity standard for the manufacture of pharmaceutical products. This compound has been shown to be a metabolite of thiocolchicoside and structurally similar to the drug product chitinase.</p>

(1S,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid methyl ester is a synthetic molecule that is used as an analytical standard for HPLC. It is also used in the research and development of drugs. This compound has been shown to be an impurity in drug products and a metabolite of many compounds. (1S,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4]-b]indole carboxylic acid methyl ester has a molecular weight of 372.64 grams per mole and the

Isopropyl 2-hydroxy-2-phenylacetate is an inorganic acid that is used as a solvent and as a reagent for sample preparation. It has been shown to be able to dissolve hydroxy methyl cellulose, which is a common component of membranes. In addition, it can be used as an electrospray ionization source and has been shown to have a phase transition temperature of -24 degrees Celsius. Isopropyl 2-hydroxy-2-phenylacetate has also been shown to inhibit the action of cholic acid on kinetics in high-performance liquid chromatography. This chemical compound also contains an ethyl group, which may be due to its derivation from acetone.

<p>N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methyloxirane-2-carboxamide (NUOX) is a potential anticancer agent that has been shown to have an acidic pKa of 5.8 and to be active against cancer cells in the same way as bicalutamide, which is a known antiandrogen. NUOX has been shown to increase the number of cavities in polybenzimidazole (PBI) films by enhancing the rate of oxidation. NUOX also inhibits the growth of human cancer cells by binding sulfide groups on proteins and DNA, inhibiting cellular respiration. NUOX is not water soluble, so it must be dissolved in solvents such as acetonitrile or chloroform before administration.</p>

5''''-Methyl-apixaban is a drug product that is synthesized in the laboratory. It has been shown to be metabolized by cytochrome P450 enzymes, which are found in the liver, and eliminated by glucuronidation. This compound has been shown to have antiplatelet activity and is used for the prevention of stroke in patients with atrial fibrillation who cannot tolerate warfarin or those who need a higher dose of warfarin than can be achieved with standard doses. 5''''-Methyl-apixaban also inhibits platelet aggregation, leading to decreased blood clot formation. 5''''-Methyl-apixaban has been shown to have a number of metabolites including apixaban, which is formed through oxidation; apixanone, which is formed through hydrolysis; and apixanol, which is formed through conjugation with glucuronic acid. Apixanone has been shown to have more potent antiplatelet activity

2'-Hydroxy-3-phenylpropiophenone is a nucleophile that is hydrogenated to form 2'-hydroxy-3-phenylpropionic acid. It is used as a precursor for the synthesis of chalcones, which are biotransformed by microorganisms to form enantiomers and dihydrochalcones. This substance also has pharmacological activity and multidrug resistance. It is used as a sweetener in foods and beverages.

<p>Gemcitabine metabolite</p>

<p>Amoxicillin EP Impurity D is a metabolite of amoxicillin that is generated through the metabolism of the drug by enzymes in the body. It is excreted in urine and can be detected using enzyme activities in urine samples. Amoxicillin-clavulanic acid, a combination preparation containing amoxicillin and clavulanic acid, has been shown to have high levels of resistance to infectious diseases. Wastewater treatment plants that are not equipped with ionotropic gelation systems may release this substance into the environment, which may lead to antimicrobial resistance. Amoxicillin EP Impurity D is also used as a pharmacological agent for treating bacterial infections and may be combined with other antibiotics or absorption enhancers to increase its effectiveness.</p>

Please enquire for more information about ethyl 6-(4-aMinophenyl)-1-(4-Methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate including the price, delivery time and more detailed product information at the technical inquiry form on this page

<p>Desfluoro ezetimibe is a synthetic cholesterol-lowering drug that inhibits intestinal cholesterol absorption. It is chemically synthesized, and the process includes the introduction of fluorine at the 3-position of the C-ring. Desfluoro ezetimibe is not metabolized in humans, but it may be subject to oxidative degradation. The product is also subject to oxidation by light and air, which may result in formation of impurities. The drug substance has been validated as well as its isomers and efficiencies in mass spectrometry detection.</p>

Naltrexone impurity H is an analytical standard for the detection of naltrexone in drug products. This compound is a metabolite of naltrexone and has been found to have a purity level of >98.5% by HPLC. Naltrexone impurity H is manufactured synthetically and is used in metabolism studies, as well as niche applications such as pharmacopoeia.

<p>Atorvastatin tert-butyl ester is an acid that is used to treat high cholesterol. It is a synthetic statin that inhibits the enzyme HMG-CoA reductase and blocks the production of cholesterol in the liver. This drug is administered orally, as a tablet or capsule, or in liquid form as a suspension. The drug has a bitter taste and evaporation may occur if it comes into contact with skin or clothes. Atorvastatin tert-butyl ester may be found in polymorphic forms (including dihydropyridine, dihydrospirocyclopentane, and dihydrobenzoquinoline). These forms are inactive, but can be activated by exposure to light or heat. These reactions produce an acidic compound that can react with other compounds to form new compounds.</p>

<p>Rotogotine EP impurity G is an impurity of rotogotine EP. The compound is a synthetic material and has no known natural sources. Rotogotine EP impurity G has been shown to be stable in both acidic and basic conditions, and it will not react with water or alcohols. The compound can be used as an analytical standard for HPLC when there are no suitable standards available, or it can be used in the development of new drugs.</p>

7-Epi 10-desacetyl paclitaxel is a prodrug of paclitaxel. It has a similar mechanism of action to paclitaxel, and is used as a chemotherapeutic agent for the treatment of cancer. 7-Epi 10-desacetyl paclitaxel has shown potent apoptotic activity in cell culture, as well as in animal models. This drug is prepared by high performance liquid chromatography and is used to treat cancer. The drug may also be activated by an enzyme called adenosine diphosphate ribose (ADPR), which forms from ATP during cellular metabolism. 7-Epi 10-desacetyl paclitaxel may also have anticancer effects on cervical cancer cells due to its ability to inhibit the synthesis of DNA and RNA.

Ezetimibe ketone is a lipid-lowering agent that inhibits cholesterol absorption through the inhibition of Niemann-Pick C1-like 1 (NPC1L1). Ezetimibe ketone is used to reduce the levels of low-density lipoprotein cholesterol (LDL-C) in patients with primary hypercholesterolemia, sitosterolemia, and familial combined hyperlipidemia. Ezetimibe ketone has been shown to be bioequivalent to ezetimibe, which is an oral drug that inhibits cholesterol absorption by blocking NPC1L1. The drug binds to the NPC1L1 receptor in the brush border membrane of enterocytes and prevents cholesterol uptake. Ezetimibe ketone has a high solubility in organic solvents such as dichloromethane or chloroform. It also has a high melting point, which makes it suitable for use on chromatographic columns.

<p>N-Nitroso dorzolamide is a chemical compound used as an intermediate in the synthesis of dorzolamide, a carbonic anhydrase inhibitor used in the treatment of glaucoma and ocular hypertension.</p>

<p>Sdz 205-557 hydrochloride is a research and development compound that is used in the preparation of drug products and as an analytical reference standard. It has been synthesized by custom synthesis. Sdz 205-557 hydrochloride has been shown to have pharmacopoeia standards for purity, and it is a synthetic compound that does not occur naturally. Metabolism studies on this compound have been completed, and it was found to be metabolized through oxidation, hydroxylation, or deamination.</p>

<p>Amlodipine EP Impurity E maleate is a high purity and analytical grade chemical. It is a metabolite of Amlodipine, which is used in the treatment of hypertension. This chemical has been shown to be a natural product that is produced by the human body. It also has been shown to have pharmacological properties, such as anti-inflammatory and vasodilatory effects. The impurity standard for this compound is available from Sigma-Aldrich.br&gt;br&gt;</p>