APIs pour la recherche et les impuretés

<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>SLMP53-1 is an anticancer agent that has been shown to induce apoptosis in cancer cells. It works by inhibiting kinases, which are enzymes involved in cell signaling pathways that regulate cell growth and division. SLMP53-1 has been found to be effective against a variety of tumors, including those of the bladder, breast, and lung. In addition, it has shown promising results as a potential treatment for Chinese hamster ovary (CHO) cells and human cancer cell lines. SLMP53-1 is also an analog of hepcidin, a protein that regulates iron metabolism in the body. Its unique structure allows it to bind specifically to cancer cells without affecting healthy cells, making it a promising candidate for targeted cancer therapy.</p>

<p>Please enquire for more information about Acrolein-d4 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>WH-4-025 is a potent kinase inhibitor that has shown promising results in the treatment of various cancers. It is derived from Chinese medicinal herbs and has been extensively studied for its anticancer properties. WH-4-025 works by inhibiting the activity of specific kinases that are involved in tumor growth and cell cycle regulation. It has been shown to induce apoptosis in cancer cells, leading to their death, and also inhibit the growth of leukemia cells. This protein inhibitor has been found to be effective against a wide range of human cancers and is currently being investigated as a potential therapy for cancer patients. WH-4-025 is excreted through urine, making it an attractive candidate for further development as an anticancer drug.</p>

<p>Ulifloxacin acyl-β-D-glucuronide is an inhibitor of protein kinases that has been shown to induce apoptosis in cancer cells. This compound is a metabolite of ulifloxacin, a fluoroquinolone antibiotic used to treat urinary tract infections. Ulifloxacin acyl-β-D-glucuronide has potent anticancer activity and has been shown to inhibit the growth of tumor cells in vitro. This compound is an analog of other kinase inhibitors and has been extensively studied in Chinese hamster ovary (CHO) cells, where it was found to be effective against various types of cancer. Ulifloxacin acyl-β-D-glucuronide also possesses toxin-binding properties and may have potential as an anti-toxin agent.</p>

<p>Maraviroc-d6 is a medicinal compound that has been developed as an inhibitor of kinases, which are enzymes involved in cell cycle regulation and apoptosis. This molecule has been shown to have potent anticancer activity in human cancer cells, including those from Chinese origin. Maraviroc-d6 works by inhibiting the activity of protein kinases, which are involved in the regulation of cell proliferation and survival. This inhibition leads to the induction of apoptosis, or programmed cell death, in cancer cells. Additionally, this compound has been shown to be effective as an inhibitor of tumor growth in animal models. The use of Maraviroc-d6 may represent a promising strategy for the development of novel anticancer therapies.</p>

<p>Please enquire for more information about 3-(2-Bromoethyl)-7-hydroxy-4-methyl-coumarin including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(1-Ethyl-1-methylpropyl)benzene is an impurity of some drugs. It is a metabolite of the drug, and can be found in urine or blood samples as a result of its excretion from the body. (1-Ethyl-1-methylpropyl)benzene is used as an analytical standard for HPLC analysis. This chemical is not on the USP list of impurities, but it is listed on the pharmacopoeia. The CAS number for (1-Ethyl-1-methylpropyl)benzene is 1985-97-3.</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>Lincomycin impurity B is a chemical substance which is the result of the metabolism of lincomycin. It is found in the urine and feces of patients who have taken lincomycin orally. Lincomycin impurity B has been detected in various commercial formulations of lincomycin, but its concentration varies with different batches. The HPLC standard purity for lincomycin impurity B is up to 99%. Lincomycin impurity B can be used as an analytical standard for HPLC analysis and as an API impurity in drug development. It also may be used as a research metabolite or pharmacopoeia reference material.</p>

<p>Benzylpenicillin diethylaminoethyl ester hydroiodide is a potent broad-spectrum antimicrobial agent that inhibits the growth of bacteria by inhibiting protein synthesis. It is used to treat microbial infections and has been shown to be effective against Streptococcus species, including Streptococcus pneumoniae, Streptococcus pyogenes, and Streptococcus viridans. Benzylpenicillin diethylaminoethyl ester hydroiodide binds to the 50S ribosome subunit of bacteria and prevents the formation of an antibiotic-inhibitor complex with the enzyme cell wall synthesis that is required for cell wall biosynthesis. This binding prevents protein synthesis and cell division.</p>

<p>Gimatecan is a cycle-specific inhibitor that targets kinases and proteins involved in cancer cell growth. It is a medicinal compound that has been shown to be effective against various types of human cancers. Gimatecan works by inhibiting the activity of protein kinases, which are enzymes that promote cell division and proliferation. This inhibition leads to apoptosis, or programmed cell death, in tumor cells. Gimatecan has been tested extensively in Chinese hamster ovary cells and has demonstrated potent anticancer activity. The compound is excreted primarily through urine and has shown promising results as an anticancer agent in preclinical studies.</p>

<p>N-Methyl-3-pyridinebutanamine dihydrochloride is a drug product that has been custom synthesized. This product is intended for analytical, research and development, or pharmacopoeia purposes. The CAS number of this substance is 3000-74-6. This product includes impurities at levels below 1% (w/w). The purity level of this product is &gt;98% (w/w).</p>

<p>4-Oxo valsartan benzyl ester is a drug product that is used for research and development purposes. It is synthesized by the reaction of 4-hydroxy valsartan with benzyl bromide in the presence of a base. 4-Oxo valsartan benzyl ester has been studied for its metabolism, and it is also an impurity standard for HPLC analysis. The purity of this compound is &gt;98% and it has CAS number 188240-32-6.</p>

<p>CPI 0610 is a medicinal compound that acts as a potent inhibitor of protein phosphorylation. It has been shown to inhibit the cell cycle and promote apoptosis in Chinese hamster ovary cells. CPI 0610 is an effective inhibitor of kinase activity in cancer cells, leading to decreased tumor growth and increased survival rates. In preclinical studies, CPI 0610 has demonstrated efficacy against a wide range of cancers, including breast, prostate, and lung cancer. This inhibitor has also been shown to be effective in human cancer cell lines, making it a promising candidate for future cancer therapies.</p>

<p>N-Methyl-4-phenylpiperidine is a synthetic drug that acts as a stimulant. It is a structural analog of the neurotransmitter acetylcholine and has been shown to have similar effects in knockout mice. N-Methyl-4-phenylpiperidine is metabolized by hydrolysis of the amide group, leading to the formation of alphaprodine and hydroxyphenylacetic acid. This drug has been shown to inhibit dopamine and serotonin uptake in rats, which may be related to its psychostimulant effects. Clinical pharmacology studies have shown that this drug can increase blood pressure, heart rate, and respiration rates in humans.</p>

<p>Eplivanserin is a potent tumor inhibitor that belongs to the class of indirubin kinase inhibitors. It has shown great promise as an anticancer agent due to its ability to induce apoptosis in cancer cells and inhibit their growth cycle. Eplivanserin has been found to be effective against a variety of cancers, including breast, lung, and prostate cancer. This medicinal compound is derived from Chinese herbs and has been extensively studied for its potential in cancer treatment. In addition, eplivanserin has been found in urine samples from humans, indicating that it may have potential as a diagnostic tool for cancer detection. Its protein targets are still being investigated, but it is believed that eplivanserin works by inhibiting key enzymes involved in cell signaling pathways that promote cancer cell growth and survival.</p>

<p>Olaparib impurity 14 is a metabolite of olaparib. Olaparib is a drug used to treat cancer by inhibiting the activity of PARP1, an enzyme that repairs DNA damage. This impurity is a compound that can be synthesized in high purity and quality with a custom synthesis service. It has been shown to have niche applications in pharmacopoeia, drug development, and analytical studies.</p>

<p>2-(Naphthalen-2-ylmethyl)-4,5-dihydro-1H-imidazole is a medicinal compound that has shown promising results in cancer research. It works as an inhibitor of cyclin-dependent kinases, which are essential for cancer cell proliferation. This compound induces apoptosis in cancer cells by inhibiting the activity of certain proteins involved in tumor growth. Studies have shown that 2-(Naphthalen-2-ylmethyl)-4,5-dihydro-1H-imidazole analogs have potent anticancer activity and can inhibit the growth of human cancer cells. This compound has also been found to be present in urine samples from Chinese patients with cancer. Further research on this compound may lead to the development of new and effective treatments for various types of cancers.</p>

<p>Please enquire for more information about 2-(2-Chlorobenzoyl)benzoic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>2-Bromo-4-chloro-N-methyl-N-phenyl-butanamide is an analog of saxagliptin, a protein inhibitor that has been shown to induce apoptosis in cancer cells. This compound has demonstrated potent anticancer activity in vitro and in vivo, inhibiting the growth of tumor cells by targeting kinases involved in cell proliferation and survival. It has also been found to be effective against a variety of human cancer types, including breast, prostate, and lung cancer. Additionally, 2-Bromo-4-chloro-N-methyl-N-phenyl-butanamide has been shown to have potential as a urine biomarker for detecting early-stage Chinese bladder cancer. Overall, this compound shows promise as a potent inhibitor of cancer cell growth and may have important applications in the development of novel anticancer therapies.</p>

<p>Please enquire for more information about 1,5-Bis(4-amidinophenoxy)-2-pentanol including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Ulimorelin hydrochloride hydrate is an inhibitor that has been shown to selectively induce apoptosis in cancer cells. This medicinal compound is a protein analog that inhibits the activity of kinases, which are enzymes that play a critical role in tumor growth and progression. Ulimorelin hydrochloride hydrate has been tested on human cancer cell lines and has demonstrated potent anticancer activity. Additionally, it has been found to have inhibitory effects on Chinese hamster ovary (CHO) cells, which suggests potential therapeutic applications beyond cancer treatment. Ulimorelin hydrochloride hydrate is excreted primarily via urine and may be the basis for future research in developing new kinase inhibitors for treating various types of cancer.</p>

<p>(3R,4R,5S)-Ethyl 4-(N-(tert-butyl)acetamido)-5-(diallylamino)-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate is a synthetic metabolite of the drug etravirine. It is an impurity in the drug product. The impurity is characterized as a white to off-white crystalline solid with a molecular weight of 531.6 g/mol and melting point of 170°C. It is soluble in methanol, ethanol, acetone and chloroform, but insoluble in water. (3R,4R,5S)-Ethyl 4-(N-(tert-butyl)acetamido)-5-(diallylamino)-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate can be synthesized from commercially available starting materials</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>Please enquire for more information about Des(methylpiperazinyl) imatinib dimer piperazinium chloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Alpha-[4-(2-dimethylaminoethoxy)phenyl]stilbene (DS) is a synthetic, analytical standard that is used as an impurity in the manufacture of pharmaceutical products. DS is also sold as a reference material for HPLC and GC/MS analysis.</p>

<p>Please enquire for more information about PBT Impurity 2 including the price, delivery time and more detailed product information at the technical inquiry form on this page</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>Xanthoxin is a medicinal compound with potent anticancer properties. It has been shown to induce apoptosis, or programmed cell death, in cancer cells. Xanthoxin has been tested in various cancer cell lines, including Chinese and human cells, and has demonstrated strong inhibitory effects on the tumor cycle. This compound works by inhibiting kinases and other proteins involved in cancer cell growth and proliferation. Xanthoxin is also known to be an inhibitor of certain urinary proteins that are associated with cancer progression. Overall, Xanthoxin shows great potential as a natural product for the development of novel anticancer therapies.</p>

<p>RS 45041-190 hydrochloride is a selective antagonist of the imidazoline receptor, which is a type of receptor ligand. RS 45041-190 hydrochloride blocks the binding of dopamine to its receptors in the cerebral cortex and blood pressure regulation. This drug also blocks adrenoceptors and 5-hydroxytryptamine (5-HT) receptors. RS 45041-190 hydrochloride is an equated drug that has been shown to be effective for inflammatory pain caused by nerve injury. It has not been proven to be effective for other types of pain.</p>

<p>Triclosan o-β-D-glucuronide sodium salt is an analog of Triclosan, which is a potent inhibitor of bacterial enoyl-acyl carrier protein reductase. It has been shown to have anticancer properties, inhibiting the growth of cancer cells by inducing apoptosis and inhibiting kinase activity. This compound has been found to be effective against a variety of tumors and cancers, including thyroid cancer. Triclosan o-β-D-glucuronide sodium salt has also been shown to inhibit the activity of human protein kinases, making it a potential candidate for the development of new anticancer drugs. This compound can be detected in urine samples from both humans and Chinese hamsters, indicating its potential for use as a diagnostic tool for cancer detection.</p>

<p>Gemcitabine diphosphate triethylamine salt is an inhibitor that has been shown to be effective in the treatment of various forms of cancer. It works by inhibiting the activity of kinases, which are enzymes involved in the regulation of cell growth and division. Gemcitabine diphosphate triethylamine salt is a prodrug that is converted to its active form, gemcitabine, in vivo. This drug has been shown to inhibit the uptake of xylose by cancer cells, leading to decreased protein synthesis and induction of apoptosis. In addition, it has been found to be effective against human and Chinese medicinal tumor cells. Gemcitabine diphosphate triethylamine salt is a promising treatment option for patients with cancer who have not responded well to traditional chemotherapy or radiation therapy.</p>

<p>aR453588 is a human analog of Voriconazole, which has been found to have anticancer properties. This compound is a kinase inhibitor that works by inducing apoptosis in cancer cells. It has been shown to be effective against various types of tumors, including those resistant to other inhibitors. aR453588 also inhibits the growth of cancer cells by blocking protein synthesis and cell division. This compound is derived from cellulose and can be detected in urine samples after administration. Overall, aR453588 shows great promise as a potential treatment for cancer.</p>

<p>Sinalexin is an anticancer drug that targets human protein kinases. It is an analog of saxagliptin and has been shown to inhibit the growth of tumor cells in vitro. Sinalexin works by inhibiting the activity of protein kinases, which are enzymes that play a critical role in cell division and proliferation. In addition to its anticancer properties, Sinalexin has also been shown to induce apoptosis in cancer cells. This drug is excreted primarily in urine and has potential as a novel class of kinase inhibitors for the treatment of various types of cancer.</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>Salmeterol dimer impurity is a drug product. It is a custom synthesis with high purity. The metabolite of this compound is salmeterol, which is an active ingredient in the asthma medication Serevent (salmeterol xinafoate). Salmeterol dimer impurity has been shown to be a natural metabolite of salmeterol. Salmeterol dimer impurity has also been shown to have anti-inflammatory properties. This compound can be found as an analytical standard for HPLC and used for research and development purposes.</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>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>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>