APIs para pesquisa e impurezas

<p>7-Chloro-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid ethyl ester is a synthetic compound that has not been evaluated in humans. Studies have shown that the drug can be hydrolyzed to 7-chloro-6-fluoroquinoline 1,1′-(ethylenedioxy)bis(ethane), which is an impurity of norfloxacin. The ethyl esters of 7-chloroquinoline are also known to condense with formaldehyde and hydrolyze to 7-chloroquinolinic acid. This product may contain solvents such as acetone, chloroform, and alcohols that are used during the synthesis process. Decarboxylation of the drug occurs when it is heated at high temperatures in the presence of a catalyst, such as pyridine or sodium methoxide. It decarboxyl</p>

<p>NUC-7738 is a medicinal compound that has been shown to be an effective inhibitor of cyclin-dependent kinases (CDKs). It has potent anticancer activity and has been studied extensively in Chinese hamster ovary (CHO) cells, human leukemia cells, and other cancer cell lines. NUC-7738 works by selectively inhibiting CDK4/6, which are critical regulators of the cell cycle. This leads to the induction of apoptosis in cancer cells, making it a promising new therapeutic agent for the treatment of various types of cancer. Additionally, NUC-7738 has been shown to have low toxicity and good pharmacokinetic properties in preclinical studies. Overall, this compound holds great promise as a novel anticancer therapy that may help improve outcomes for patients with cancer.</p>

<p>Acetylsalicylic acid sodium salt is a potent inhibitor of kinases in both human and Chinese cells. It is an analog of salicylic acid and has been shown to inhibit the growth of cancer cells in vitro. Acetylsalicylic acid sodium salt also induces apoptosis, or programmed cell death, in cancer cells. Additionally, it has been shown to inhibit heparin-induced platelet aggregation and reduce the risk of blood clots. This drug has potential anticancer properties due to its ability to inhibit chitin synthesis, which is necessary for tumor growth and survival. Acetylsalicylic acid sodium salt may be useful as a therapeutic agent for the treatment of cancer and other diseases associated with abnormal kinase activity.</p>

<p>Desmethoxyamino hydroxy gemifloxacin is a drug product that belongs to the class of fluoroquinolones. It is a synthetic compound with a molecular weight of 551.4 g/mol and an empirical formula of C21H25FN3O2. Desmethoxyamino hydroxy gemifloxacin has been shown to inhibit bacterial DNA gyrase and topoisomerase IV in vitro, which are enzymes that maintain the integrity of bacterial DNA. The compound binds to 16S ribosomal RNA and inhibits protein synthesis, leading to cell death by inhibiting the production of proteins vital for cell division. This drug product is metabolized into gemifloxacin, desmethoxyamino acid, and desmethylgemifloxacin. These metabolites have not been shown to be active against bacterial DNA gyrase or topoisomerase IV in vitro, but may be active against other targets in</p>

<p>3-Hydroxy citalopram oxalate (3HCO) is a drug product that is used as an analytical standard and impurity standard. It is synthesized in the laboratory by reacting 3,4-dihydroxyphenylacetic acid with citalopram, followed by esterification with oxalic acid. The purity of the final product is typically &gt;98%.</p>

<p>Please enquire for more information about Tadalafil spiro-urethane impurity (EP impurity F) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(7Alpha,17Alpha)- 9,17-Dihydroxy-3-oxo-pregn-4-ene-7,21-dicarboxylic acid di-gamma-lactone is a synthetic analogue of progesterone. It is used as a drug product for research and development purposes. The product has been shown to be metabolized through the 3beta hydroxysteroid dehydrogenase pathway or the side chain cleavage enzyme pathways. This product has not been evaluated in humans and should not be used for any human applications. (7Alpha,17Alpha)- 9,17-Dihydroxy-3-oxo-pregn-4-ene-7,21 -dicarboxylic acid di gamma lactone is an impurity standard for HPLC analysis of progesterone in urine.</p>

<p>3-Dodecenal is a human analog that has been studied for its potential anticancer properties. It has been shown to induce apoptosis, or programmed cell death, in tumor cells. This medicinal compound acts as an inhibitor of protein kinases, which play a crucial role in regulating the cell cycle and are often overactive in cancer cells. 3-Dodecenal has shown promising results in inhibiting cancer cell growth in Chinese hamster ovary cells and may have potential as a natural alternative to traditional cancer treatments. In addition, this compound has been detected in human urine and is believed to have potential health benefits beyond its anticancer properties.</p>

<p>Please enquire for more information about 3-(tert-Butylsulfinyl)propanoic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Captopril EP Impurity N is a synthetic impurity found in Captopril EP, which is used as a drug product for the treatment of hypertension. The impurity standard for Captopril EP Impurity N is available on request.</p>

<p>Please enquire for more information about Emtricitabine impurity 17 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Amlodipine EP Impurity F maleate is an impurity of amlodipine, a drug product. It is a natural substance that has been classified as an API impurity in the United States Pharmacopeia (USP). The chemical name for this drug is 3-(2-chlorophenyl)-1-methyl-5-(o-tolyloxy)-2,4-dihydro-6H-[1,3]thiazolo[3,2-a]pyrimidin-7-one. Amlodipine EP Impurity F maleate has the following properties: C12H9ClNO2S and a melting point of 210°C with a purity of 99.5%. This compound was synthesized by custom synthesis and is used as an analytical standard for HPLC. This compound was also used during the development of amlodipine to determine its metabolism studies.</p>

<p>Amiodarone impurity E is a nucleophilic compound that is synthesized by the acylation of a diazonium salt with an amine. It has been shown to be active against staphylococci, but not against subtilis. The reaction may be catalyzed by acid or chloride. Amiodarone impurity E is also demethylated and dehydrated to form the final product, amiodarone.</p>

<p>Sitagliptin monohydrochloride monohydrate is an inhibitor of dipeptidyl peptidase-4 (DPP-4), which is responsible for the degradation of incretin hormones. It is used in the treatment of type 2 diabetes mellitus, as it increases insulin secretion and reduces blood glucose levels. Recent studies have shown that Sitagliptin has anticancer properties, as it induces apoptosis in cancer cells. It also inhibits protein kinases, which are involved in tumor growth and metastasis. Capsaicin, a compound found in chili peppers, has been shown to enhance the anticancer activity of Sitagliptin in Chinese hamster ovary cells. The drug is excreted primarily through urine and has a low potential for drug interactions with other kinase inhibitors. Overall, Sitagliptin monohydrochloride monohydrate shows great promise as both a diabetes medication and an anticancer agent.</p>

<p>7'-Methyl-2'-propyl-2,5'-bi-1H-benzimidazole (7'-MPB) is a benzimidazole derivative that is used as a medicine. It is made from recycled chemicals and has shown to have industrial applications as a catalyst for cyclization reactions. 7'-MPB is also used in the production of benzenesulfonic acid, which is an organic solvent. This chemical has been shown to be effective against high blood pressure, but has not been tested on humans yet. Telmisartan, which belongs to the angiotensin II receptor blocker class of drugs, can inhibit the synthesis of prostaglandins.</p>

<p>2,2',4,4',6,6'-Hexachlorobiphenyl (PCB-136) is a potent anticancer agent that has been shown to induce apoptosis in cancer cells. It acts as a kinase inhibitor by blocking the activity of specific kinases involved in tumor growth and progression. PCB-136 has been studied extensively in human and Chinese hamster ovary cells and has been found to be highly effective against various types of cancer. This medicinal analog also exhibits inhibitory effects on the protein kinases that regulate cell division and proliferation, making it a promising candidate for cancer therapy. In addition, PCB-136 shows potential for use as a urinary biomarker for exposure to environmental pollutants due to its persistence in the environment and ability to accumulate in body tissues.</p>

<p>(-)-Sabinene is a natural compound found in urine and various medicinal plants, including Chinese herbs. It has been identified as an analog of another natural compound that exhibits potent anticancer activity. (-)-Sabinene has been shown to inhibit the activity of certain proteins involved in cell cycle regulation and apoptosis, which are important processes for the growth and survival of cancer cells. In addition, (-)-Sabinene has been found to have inhibitory effects on tumor kinase activity, making it a promising candidate for the development of new anticancer drugs. Studies have shown that (-)-Sabinene can effectively inhibit the growth of various types of cancer cells, making it a potential therapeutic agent for the treatment of cancer.</p>