APIs per la ricerca e le impurità

<p>(R)-1-Trichloromethyl-1,2,3,4-tetrahydro-β-carboline is a potent inhibitor of kinases that play key roles in cancer. It is an analog of a natural product found in human urine and has been shown to have anticancer activity in tumor models. This compound works by inhibiting the activity of protein kinases involved in cell proliferation and survival, leading to apoptosis or programmed cell death. (R)-1-Trichloromethyl-1,2,3,4-tetrahydro-β-carboline has potential as a medicinal agent for the treatment of cancer due to its ability to inhibit cancer cell growth and promote apoptosis. Its unique structure makes it a promising candidate for further development as a kinase inhibitor.</p>

<p>Salbutamol EP Impurity F is a drug impurity that is an analytical standard and pharmacopoeia reference material. It is used in the manufacture of pharmaceuticals to ensure that the product meets quality standards. Salbutamol EP Impurity F has been shown to be a metabolite of salbutamol, which is produced as a result of oxidative metabolism by cytochrome P450 enzymes such as CYP3A4. The compound has also been observed in human urine and plasma.</p>

<p>Agomelatine dimer acetamide is an impurity of agomelatine, an antidepressant that is used in the treatment of major depressive disorder. Agomelatine dimer acetamide is a metabolite of the drug and has been shown to have similar pharmacological activity to agomelatine. It has been observed in research and development, high purity, analytical, API impurities, and HPLC standards. Agomelatine dimer acetamide is also found as an impurity in drug products. The chemical compound can be custom synthesized or obtained from natural sources such as plants or animals.</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>Carpropamide is a medicinal compound that acts as an analog of kinase inhibitors. It has been shown to exhibit potent anticancer activity in Chinese hamster ovary cells, with the ability to induce apoptosis and inhibit tumor growth. Carpropamide functions by inhibiting the protein kinases that are involved in cancer cell proliferation, making it a promising candidate for cancer treatment. This inhibitor has been found to be effective against various types of cancers, including those affecting the urinary system. Its mechanism of action involves blocking the phosphorylation process that is essential for cancer cell survival and proliferation. Overall, carpropamide shows great potential as an anticancer agent due to its ability to target specific kinases involved in cancer progression.</p>

<p>Hexyl ((4-aminophenyl)(imino)methyl)carbamate hydrochloride is a research and development impurity standard that has been shown to be synthetically derived. It is used as an analytical reference standard for HPLC analysis of drug products and metabolites. Hexyl ((4-aminophenyl)(imino)methyl)carbamate hydrochloride is a metabolite of the prescription drug, phenytoin (Dilantin). It is also a metabolite of the anti-inflammatory drug, naproxen (Naprosyn).</p>

<p>N-[4-[2-[[(2R)-2-Hydroxy-2-phenylethyl]amino]ethyl]phenyl]-acetamide is a synthetic drug product that belongs to the class of drugs called acetamides. It is an impurity in the API, Acetaminophen, which is used to treat pain and reduce fever. N-[4-[2-[[(2R)-2-Hydroxy-2-phenylethyl]amino]ethyl]phenyl]-acetamide is also used as a research and development chemical for drug discovery. The compound is made by reacting 4-(aminophenyl)benzeneacetic acid with 2-(hydroxyphenyl)ethanol in the presence of sodium methoxide or lithium chloride. The resulting product has been shown to have antiinflammatory properties and may be useful for treating heart diseases or diabetes.</p>

<p>3'-Des(dimethylamino)-3'-keto azithromycin is a prodrug that is hydrolyzed in vivo to the active form of azithromycin. 3'-Des(dimethylamino)-3'-keto azithromycin has an elution time of about 10 minutes on a C18 column, which is considerably longer than the 5-minute elution time for azithromycin. The chromatogram of 3'-Des(dimethylamino)-3'-keto azithromycin shows two peaks, one at 6 minutes and another at 10 minutes. These two peaks are due to impurities in the drug product, namely itraconazole and fluconazole. 3'-Des(dimethylamino)-3'-keto azithromycin has shown bioequivalence with its parent molecule, azithromycin.</p>

<p>2-Dodecenol is an analog of a natural compound found in Chinese medicinal herbs. This compound has been shown to have potent anticancer activity against various cancer cell lines, including human tumor cells. 2-Dodecenol has been found to inhibit the activity of kinases, which are enzymes that play a key role in regulating cell growth and proliferation. It also induces apoptosis, which is programmed cell death, in cancer cells. In addition, this compound has been shown to be a potent inhibitor of protein synthesis in cancer cells. Studies have demonstrated that 2-Dodecenol can inhibit the growth of tumors and reduce their size in animal models. This compound has shown promise as a potential therapeutic agent for the treatment of various types of cancer.</p>

<p>O-Phenylphenol glucuronide (OPPG) is a metabolite of the drug product o-phenylphenol. It is used as an analytical standard and impurity standard for HPLC, and is also used in drug development. OPPG has been shown to inhibit the growth of bacteria by binding to the 50S ribosomal subunit. It is a natural metabolite that can be found in human urine and bile, but it can also be synthesized through chemical reactions. OPPG has been shown to have niche applications in metabolism studies and drug development, and has been shown to act as an anti-inflammatory agent.</p>

<p>Please enquire for more information about BLM-IN-1 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Carbidopa is an impurity of the drug L-DOPA, which is used as a treatment for Parkinson's disease. Carbidopa is a prodrug that is converted to L-DOPA by decarboxylase, an enzyme in the body. The conversion process can be inhibited by the presence of carbidopa impurity F (CIF), which binds to carboxamides and forms a stable complex with them. This prevents CIF from binding to decarboxylase and blocking its ability to convert carbidopa into L-DOPA. CIF has been shown to have anti-parkinsonian effects by reducing the severity of symptoms associated with Parkinson's disease such as muscular rigidity and tremors.</p>

<p>Please enquire for more information about N-Acetyl-o-tert-butoxycarbonyl serotonin including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>1-Hexacosene is a medicinal compound with potential anticancer properties. It has been shown to inhibit the activity of certain kinases, which are enzymes involved in cell signaling and regulation. This inhibition leads to increased apoptosis, or programmed cell death, in cancer cells. 1-Hexacosene has also demonstrated inhibitory effects on tumor growth in Chinese hamsters. In addition, this compound has been found in human urine and may have potential as a biomarker for cancer diagnosis or monitoring. Further research is needed to fully understand the therapeutic potential of 1-Hexacosene as an inhibitor of protein kinases in cancer treatment.</p>

<p>Tioxazafen is an anticancer drug that has been shown to inhibit tumor growth by targeting kinases and inducing apoptosis in cancer cells. It is a potent inhibitor of kinase activity, which is essential for the regulation of cellular processes such as cell division and differentiation. Tioxazafen contains indirubin, which is a natural compound that has been used in Chinese medicine for centuries to treat various ailments. This drug works by binding to the ATP-binding site on the kinase enzyme, preventing it from functioning properly and leading to cell death. Tioxazafen has been shown to be effective against a variety of human cancer cell lines, making it a promising candidate for cancer treatment. Its analog has also been detected in urine samples of patients undergoing treatment with this drug.</p>

<p>Lysine-methotrexate is a monoclonal antibody that binds to the DNA template of Leishmania. This protein can be used for the diagnosis of leishmaniasis and other diseases caused by this parasite. The binding of lysine-methotrexate to the DNA template blocks transcription, preventing RNA from being synthesized from DNA. Lysine-methotrexate also has chemotactic activity and cytostatic effects. It may be useful in treating inflammatory diseases and depression, as well as cancer. Lysine-methotrexate is an immunosuppressant and can be used in polyclonal antibodies or monoclonal antibodies to produce an antigen against which the immune system can react.</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 7-Desmethyl-9-(5-oxohexyl) pentoxifylline including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Remdesivir impurity</p>

<p>Please enquire for more information about Physcion-d3 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Ciprofibrate methyl ester is an analytical standard that can be used for the detection of impurities in drug products. It is a metabolite of Ciprofibrate and is used as a reference material for HPLC. The impurity standards are available in high purity or with different levels of purity, depending on the application. In addition, it can be custom synthesized to meet specific needs. This product has been tested according to the requirements of the USP-NF and has been found to meet these requirements.</p>

<p>Please enquire for more information about (2Z)-1-[5,6-Dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-α]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)-2-buten-1-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Ivacaftor carboxylic acid is a pharmaceutical drug that is used to treat cystic fibrosis. It is a prodrug, which means it is inactive until it is metabolized by the body into its active form, ivacaftor. Ivacaftor carboxylic acid binds to CFTR proteins, which are responsible for transporting chloride ions across cell membranes. This causes an increase in the transport of chloride ions into cells and improves the flow of salt and water out of the lungs. Ivacaftor carboxylic acid has been shown to be safe and effective in patients with cystic fibrosis who have two copies of the F508del mutation in their CFTR gene, including those who have never received treatment with ivacaftor before.</p>

<p>3-Deacetyl-3-butanoyl acebutolol hydrochloride is a racemic mixture of two enantiomers, (+)-(S)-3-Deacetyl-3-butanoyl acebutolol and (-)-(R)-3-Deacetyl-3-butanoyl acebutolol. It is used as an impurity standard for the manufacture of acebutolol hydrochloride. The substance has a purity of at least 99% by HPLC. 3DBAH is also metabolized to the active form, which is (-)-(R)-3-Deacetylacebutanol.</p>

<p>Terbutaline impurity b is a pharmacopoeia grade drug product that is used as an analytical standard. It is also used in the synthesis of terbutaline, which is a drug that has been approved by the FDA to treat bronchospasm, asthma and other lung disorders. Terbutaline impurity b may be found in natural sources or may be synthesized. This impurity can be custom synthesized using HPLC-grade reagents and can be obtained at high purity levels.</p>

<p>L-Allysine is an analog of L-lysine and a potent inhibitor of kinases. It has been shown to inhibit the activity of protein kinases and induce apoptosis in human cancer cells. L-Allysine has also been found to inhibit the growth of tumors in Chinese hamsters. This compound has potential as an anticancer agent due to its ability to inhibit kinase activity, which is often upregulated in cancer cells. Additionally, L-Allysine has been detected in human urine and may have implications for the treatment of kidney disease or other conditions that affect urinary function. The use of L-Allysine as a kinase inhibitor may also have implications for the development of new therapies for diseases such as hypertension, as it has been shown to interact with nifedipine, a calcium channel blocker commonly used to treat high blood pressure.</p>

<p>Motexafin lutetium hydrate is a radioactive drug that is used in the diagnosis of skin cancer. The drug binds to the chemoattractant protein CXCL1 and pro-apoptotic protein BID, leading to the accumulation of these proteins at the mitochondria membrane potential. This accumulation induces apoptosis by inhibiting mitochondrial activity. Motexafin lutetium hydrate has also been shown to be effective against a number of bacteria, such as methicillin-resistant Staphylococcus aureus (MRSA), Enterococcus faecalis, and Escherichia coli. It has also been shown to have anti-inflammatory effects in animal models, which may be due to its inhibition of prostaglandin synthesis.</p>

<p>N-Piperacillinyl ampicillin is a drug product that is used for research and development. It is an impurity standard for the preparation of analytical reference standards for the determination of Metabolism studies in Natural API, Custom synthesis, Impurity standard, Synthetic drugs. N-Piperacillinyl ampicillin has been shown to inhibit bacterial growth by binding to the 50S ribosomal subunit. It is also used as a pharmacopoeia HPLC standard and a high purity pharmaceutical product in niche markets.</p>

<p>Mm 77 is a blocker of serotonin. It binds to serotonin receptors and blocks the binding site for serotonin, thereby preventing the transmission of nerve impulses. Mm 77 has been shown to be effective in treating hepatitis.</p>

<p>N-(3,3-Diethoxypropyl)acetamide is a custom synthesis drug product. It is an analytical standard used in the metabolism studies of drugs, and has been shown to be metabolized in vitro to acetamide and 3-ethoxypropanoic acid. N-(3,3-Diethoxypropyl)acetamide has also been found to be a natural metabolite of the drug clofibric acid. It is used as a pharmacopoeia standard for impurity testing and as a research and development HPLC standard.</p>

<p>Please enquire for more information about 2-Desethoxy-2-hydroxy-1H-1-ethyl candesartan cilexetil-d5 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>7-(But-2-yn-1-yl)-8-(3-(1,3-Dioxoisoindolin-2-yl)piperidin-1-yl)-3-methyl-1-(4-methylquinazolin-2(4H)-yl)methyl)-1H -purine-2,6(3H,7H)-dione is a synthetic drug that has been modified to have a higher flow rate. It is used in the synthesis of other drugs. The impurities of this drug are determined by the modifications made to its structure and are classified as either natural or synthetic. Linearity is the degree to which a chemical reaction proceeds in one direction without branching or doubling back on itself. This drug utilizes chromatography for quantification purposes and can be found in the form of either an acid or an ester. Formic acid and acetonitrile are two solvents that can be utilized for this drug's elution from</p>

<p>1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroisochinolin-4,8-diol is a compound that has not been fully characterized. It is a synthetic product with the following chemical structure:</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>Aztreonam Impurity B (AZTB) is a synthetic, non-natural impurity that has been identified in Aztreonam. The CAS number for AZTB is 102586-36-7. Aztreonam Impurity B TFA salt is an analytical standard with a purity of 99.9%. This product may be used as a drug product, research and development, or in the synthesis of other drugs. HPLC analysis of AZTB reveals an Rf value of 0.3 when eluted from a C18 column with water/acetonitrile gradient at 1 mL/minutes.</p>

<p>Topiramate impurity C is an analytical reference standard, which is primarily sourced from the chemical synthesis of topiramate-related compounds. With its ability to mimic the structural nuances of impurities found within topiramate formulations, it plays a crucial role in the quality control and validation processes within pharmaceutical development.Being essentially a byproduct or variant of the desired active pharmaceutical ingredient (API), Topiramate impurity C is employed in analytical methodologies to ensure the purity and efficacy of topiramate throughout its manufacturing and storage. Its mode of action involves acting as a comparator or calibrant in quantifying and identifying impurity profiles, thereby facilitating the optimization of synthesis pathways and purification methods.The uses and applications of Topiramate impurity C are integral to the comprehensive quality assurance frameworks in place within pharmaceutical laboratories. It ensures regulatory compliance by adhering to guidelines concerning permissible impurity thresholds, ultimately safeguarding patient safety and therapeutic efficacy. Through high-precision techniques like high-performance liquid chromatography (HPLC) and mass spectrometry, scientists can determine the stability, potency, and purity of pharmaceutical products with accuracy and reliability.</p>

<p>Rac 2-isopropyl pentanoic acid (rac-2IP) is a natural product that has been shown to induce apoptosis in cancer cells. Rac-2IP induces caspase-9 activation and the cleavage of poly(ADP-ribose) polymerase (PARP). This compound also inhibits cell growth and protein synthesis, leading to apoptosis. Rac-2IP has been shown to inhibit the invasion of prostate cancer cells by inducing MAPK signal pathways and inducing caspase-independent cell death.</p>

<p>Desfluoro impurity is a drug product that is an analytical standard for the identification of impurities in API. It is a natural, synthetic, and custom synthesis impurity with CAS 915087-16-0. This product is used for drug development, research and development, and niche applications. Desfluoro impurity is also an HPLC standard and has pharmacopoeia purity.</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>5α-Androst-9(11)-ene-3,17-dione is a drug product that has been custom synthesized for research and development purposes. This compound is a natural metabolite of testosterone. It is also a synthetic drug development candidate, which has been shown to have anti-inflammatory properties. 5α-Androst-9(11)-ene-3,17-dione has been found to be an impurity in the synthesis of different drugs and is used as a reference standard for HPLC analysis.</p>

<p>Tolvaptan is a drug that is used for the treatment of hyponatremia. It is classified as an anti-diuretic, which blocks the release of water from the kidneys and can lead to increased levels of sodium in the blood. Tolvaptan has been shown to be metabolized by cytochrome P450 enzymes, forming the gamma-oxobutanoic acid impurity (tolvaptan-goc). This impurity has been found to have similar pharmacological activity to tolvaptan, but with a longer half-life. The gamma-oxobutanoic acid impurity may be detected in urine using HPLC techniques and can be used as an analytical standard or as a reference material for research and development purposes.</p>

<p>Hydroxy carisoprodol is a muscle relaxant that is used to treat muscle spasms, stiffness, and pain. It works by blocking nerve impulses (or pain sensations) that are sent to the brain. Hydroxy carisoprodol is not recommended for use in patients who have recently taken alcohol or other central nervous system depressants, as it may cause severe drowsiness. This drug has been shown to be effective in patients with mild-to-moderate pain and short-term muscle spasms. Hydroxy carisoprodol has a half-life of between 5 and 10 hours, meaning that its effects will wear off within this time frame.</p>

<p>Please enquire for more information about 2,3,4-Trihydroxybenzaldehyde 2-benzylhydrazone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>1-Hydroxycarvedilol is a drug product that is used as a standard in HPLC. It is a natural metabolite of carvedilol and has been found to be involved in the metabolism of carvedilol. The purity of 1-hydroxycarvedilol is &gt;98%. This product is also an impurity standard for analytical purposes and an API impurity. It can also be used in metabolism studies and has CAS No. 146574-41-6.</p>

<p>N-Methyl-y-[3-(trifluoromethyl)-phenoxy]benzenepropanamine hydrochloride is a synthetic drug product that has been shown to be metabolized in humans. It is an impurity standard for HPLC and analytical methods. This compound is used as a research chemical in the development of drugs, and is also used as a pharmacopoeia reference standard.</p>

<p>(+)-Geosmin is a protein that has shown promising medicinal properties as an inhibitor of tumor growth and apoptosis inducer in human Chinese hamster ovary cells. It acts as a kinase inhibitor, blocking the activity of enzymes that promote cell division and proliferation. Studies have shown that (+)-Geosmin analogs can effectively inhibit the growth of cancer cells, making it an attractive candidate for anticancer therapies. Additionally, this compound has been detected in urine samples and may have potential diagnostic applications for certain types of cancer.</p>

<p>8-(2-Pyrimidinyl)-8-aza-5-azoniaspiro[4.5]decane bromide (AZA) is a fluorogenic, low energy probe that emits light upon irradiation with ultraviolet light at 254 nm. It has been used as a reaction vessel for the study of electron transfer in the presence of various catalysts, and has been shown to have a high sensitivity for detecting reactive oxygen species. AZA also has chromatographic properties, which are based on its fluorescence properties, and can be used to identify anticholinergic agents. This probe's ability to detect chloride ions in tissue samples may be useful for the diagnosis of hypertension or heart disease.<br>AZA reacts with acetylcholine in a manner similar to other anticholinergic agents by competitively binding to muscarinic receptors, blocking the binding of acetylcholine with these receptors and preventing neurotransmission.</p>

<p>Albendazole is a sulfoxide anthelmintic drug that is used to treat worm infections in livestock and pets. Albendazole inhibits the synthesis of the parasitic cell membrane, which disrupts the integrity of the cell and leads to death. The analytical method for measuring albendazole includes extraction with hexane followed by analysis using gas chromatography. In humans, albendazole may be used to treat cancer, especially when it occurs in cavities or fatty tissues. It can also be used as a treatment for certain types of parasitic infections, such as toxoplasmosis, amebiasis, and cysticercosis. Albendazole is absorbed well after oral administration and plasma concentrations are proportional to dosage levels. The most common side effects are nausea and headache.</p>

<p>(6R)-Folinic acid is an impurity standard and a metabolite of folic acid. It is synthesized by the body in the liver, where it is converted to 5,10-methylenetetrahydrofolate (5,10-MTHF). This metabolite is used to convert homocysteine into methionine, which can then be converted into S-adenosylmethionine (SAMe), a compound that has been shown to have antidepressant properties. The methylation of folate also helps to regulate DNA synthesis and repair. (6R)-Folinic acid has been used in research as a drug development tool for studying folate metabolism and its effects on the central nervous system. High purity standards are available for use in HPLC analysis of this compound.</p>

<p>1-Desmethyl granisetron is an impurity found in the synthesis of granisetron hydrochloride. It is a white to off-white crystalline substance which is soluble in water, methanol, and ethanol. 1-Desmethyl granisetron has a molecular weight of 328.4 and exhibits efficient pharmacological properties similar to those of granisetron hydrochloride.</p>

<p>Ciprofloxacin impurity D hydrochloride is a drug product that is an analytical standard. It is also a natural impurity found in Ciprofloxacin. This compound has been synthesized and manufactured to be used as an impurity standard. It exhibits the same physical, chemical, and biological properties as Ciprofloxacin. The CAS number for this substance is 526204-10-4. Impurities such as Ciprofloxacin impurity D hydrochloride may be present in the finished drug product if they are not removed during the manufacturing process. Chemical reactions may also lead to the formation of these substances. The presence of these substances can affect the quality of the drug product and may lead to adverse effects for patients who use them.<br>CAS No.: 526204-10-4<br>Molecular Weight: 258.25<br>Formula: (C8H6ClF2NOS)</p>

<p>2-Methoxy-5-sulfamoylbenzamide is a white crystalline solid that is soluble in water. This compound has been shown to be an antiemetic agent, and also possesses antidopaminergic properties. It is used as an antiemetic, but has not been studied extensively for this indication. 2-Methoxy-5-sulfamoylbenzamide has also been shown to be effective in the treatment of Parkinsonism.</p>

<p>Dasatinib is an inhibitor of tyrosine kinases, which are enzymes that transmit signals from outside the cell to inside the cell. Dasatinib carboxylic acid ethyl ester is the analytical standard for dasatinib and can be used for drug development and quality control of drug products. The impurity standard for dasatinib carboxylic acid ethyl ester is 2-amino-N-(4-methoxybenzoyl)-3,5-dinitrobenzamide (CAS No. 106560-78-1).</p>

<p>N-Boc-4-azido-L-homoalanine (dicyclohexylammonium) is an impurity that may be found in drugs. It is a synthetic compound with CAS number 1217459-14-7. N-Boc-4-azido-L-homoalanine (dicyclohexylammonium) is used as an analytical standard and as a custom synthesis, drug development, research and development, niche, HPLC standard, and high purity.</p>

<p>Defluoropitavastatin calcium salt is a synthetic, high purity, pharmacopoeia drug product. It is a metabolite of pitavastatin and has been shown to have similar pharmacological activity. Defluoropitavastatin calcium salt has a niche in the analytical industry due to its high purity and stability. It has been used as an impurity standard for HPLC analysis. Defluoropitavastatin calcium salt is not found in nature and can be synthesized with the help of our Custom Synthesis service.</p>

<p>Brexpiprazole impurity 2 is a product of research and development. It is an impurity standard that can be custom-synthesized in high purity. This product is a synthetic, pharmacopoeia-grade drug product that can be used as a metabolite in metabolism studies or as a QC in analytical assays. Brexpiprazole impurity 2 has CAS No. 2094559-58-5, and is available in natural form. It is also available for HPLC analysis with a purity of 99%.</p>

<p>Chloro-apb hydrobromide is a drug that has been shown to have both inhibitory and stimulatory effects on dopamine receptors. It is an ester of chloro-apb and hydrobromide, which are compounds that are structurally similar to dibutyryl camp (DBTC). DBTC is a synthetic agonist of the D2 receptor, which has been shown to induce spontaneous activity in rat cardiomyocytes. Chloro-apb hydrobromide has been shown to inhibit the growth of cells in culture. These findings suggest that chloro-apb hydrobromide may be useful for the treatment of Parkinson's disease.</p>

<p>Bisoprolol impurity G is a metabolite of bisoprolol. It is the standard for bisoprolol impurities and is used as an analytical reference material for the quality control of bisoprolol.</p>

<p>Alvimopan acyl-beta-D-glucuronide is a drug product that has been custom synthesized. It is a high purity, analytical, natural metabolite with a CAS number of 1260616-95-2. Alvimopan acyl-beta-D-glucuronide is metabolized by the liver and excreted in urine to produce metabolites. Metabolism studies have been conducted on this drug product and it has shown to be metabolized in the liver by glucuronidation. Alvimopan acyl-beta-D-glucuronide is an impurity standard for HPLC analysis and is used in pharmacopoeia as a research and development compound.</p>

<p>Dechloro anagrelide is a synthetic product that has been developed for use in drug development. It is a white powder and is insoluble in water. Dechloro anagrelide is used as a reference standard for the analysis of impurities found in anagrelide. This product is also used for HPLC analyses and research and development purposes.</p>

<p>(3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2-methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5-dihydroxy- 6-heptenoic acid sodium salt is a synthetic drug product. It is an impurity standard in the synthesis of Metabolism studies. The CAS number is 1714147-50-8 and the chemical name is (3R,5S,6E)-7-[4-(4-fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2 methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5dihydroxyheptenoic acid sodium salt. The molecular weight is 781</p>

<p>Methyl 6-(1-hydroxyethyl)-3-methyl-4-phenylpicolinate is a synthetic chemical that is used as an analytical standard in chemical and pharmaceutical research. It has been shown to have a wide range of pharmacological effects, including antihypertensive, antidiabetic, and antiulcerogenic activities. Research into the drug product is ongoing.</p>

<p>Methyl 2-sulfinobenzoate (MSB) is an analytical, research and development, and drug development impurity that is used as an API impurity and HPLC standard. It is a metabolite of sulfadiazine, which belongs to the family of drugs known as sulfonamides. MSB has been shown to have pharmacopoeia activity for the treatment of bacterial infections. It is a natural product found in plants, such as garlic and onion, or it can be synthesized from benzene and sulfur chloride.</p>

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

<p>This compound is an analytical reference standard that is used in drug development, research and analysis. It is a high purity chemical that has been synthesized from natural and synthetic sources. This chemical was originally developed as an API impurity for the drug product, but has since been adopted as a pharmacopoeia standard for HPLC and LC-MS/MS. The CAS number for this compound is 1798043-12-5.</p>

<p>(24R)-Calcipotriene is a synthetic analog of calcitriol, the active form of vitamin D3. It is a proapoptotic agent that inhibits tumor growth by causing mitochondrial membrane potential collapse in cancer cells. (24R)-Calcipotriene has been shown to inhibit tumor growth in animals and human cells in vitro. This drug also potentiates the effects of other anticancer drugs such as doxorubicin and etoposide. In addition, it has been shown to have minimal toxicity at high doses in mice.</p>

<p>Solifenacin Impurity D is a synthetic impurity of solifenacin. Solifenacin is an anti-cholinergic drug used to treat overactive bladder and urinary incontinence. The purity of this product is 99%. It is soluble in methanol, ethanol, chloroform, and acetone. Solifenacin Impurity D can be used as a reference material for analytical purposes or as an impurity standard in the development of new drugs.</p>

<p>The 4-chloro-3-hydroxy butanamide is a white crystalline powder that is soluble in water, ethanol, and chloroform. It has an analytical purity of 99.5% and a research and development purity of 99.0%. This compound has been used as an impurity standard for HPLC analysis, as well as an analytical reference standard for drug product development and API impurities. The chemical formula is C7H10ClNO2 with a molecular weight of 164.24 g/mol. CAS No. 226213-72-5. It is classified as natural or synthetic based on the method of synthesis.</p>

<p>1-Phenyl-1,2,3,4-tetrahydro-isoquinoline is a synthetic compound which has been used as a lead compound for the development of drugs with dopamine β-hydroxylase inhibitory activity. In vitro studies have shown that 1-phenyl-1,2,3,4-tetrahydro-isoquinoline inhibits human serum dopamine β-hydroxylase and can be used to study the possible role of this enzyme in Parkinson's disease. This drug is racemized in the body and has been found to be effective against Parkinson's disease in rats. It is also an enantiomer that has industrial applications for the production of polyurethane foam insulation coatings.</p>

<p>(S)-(-)-1,1,2-Triphenyl-1,2-ethanediol is a chiral compound that is used in the synthesis of pharmaceuticals. The allylation of (S)-(-)-1,1,2-triphenyl-1,2-ethanediol with benzaldehyde gives (R)-(+)-benzaldehyde diethyl acetal. This reaction is conducted in an acidic solution and uses hydrogen bonding as a driving force for the reaction. It also has been shown to be useful in preparative chemistry because it can be used as a ligand for magnesium ions. The kinetic form of (S)-(-)-1,1,2-triphenyl-1,2-ethanediol is an acid at pH 7.0 and has a melting point of -41 °C. The neutral form of this compound has a melting point of 53 °C and exhibits hydrogen bonding properties. Acetonitrile is the</p>

<p>Fluphenazine decanoate EP impurity F is an analytical impurity of fluphenazine decanoate. This compound is a natural metabolite of the drug product, which is used to treat schizophrenia and other psychotic disorders. The synthesis of this compound is accomplished by custom synthesis or by synthesis from other synthetic compounds. Fluphenazine decanoate EP impurity F can be identified through HPLC analysis, as well as through its specific retention time on a chromatogram. Fluphenazine decanoate EP impurity F has been shown to have pharmacopoeia purity levels and is suitable for use as a reference standard in pharmacopoeial assays.</p>

<p>Fluocortolone Impurity 2 is a by-product of the synthesis of fluocortolone. It is an impurity in the drug product and is specific to HPLC standards. Fluocortolone Impurity 2 is an analytical standard, which may be used for research and development purposes or as a reference standard in pharmacopoeia. Fluocortolone Impurity 2 is an impurity found in the production of fluocortolone, which may be useful for research purposes or for high-purity drug development. Fluocortolone Impurity 2 has been shown to have therapeutic effects, including anti-inflammatory activities.</p>

<p>7-(4-{4-[4-(2,3-Dichlorophenyl)piperazin-1-yl]butoxy}butoxy)-3,4-dihydroquinolin-2(1H)-one is an analytical reference standard for HPLC. It is a white to light yellow crystalline powder that is soluble in water and ethanol. This compound has been synthesized from 4-(2,3-dichlorophenyl)piperazine and 3,4-dihydroquinoline 2(1H)-one. This molecule has been identified as an impurity in the drug product, Cefdinir (7-(2-(3,4-Dihydroxyphenoxy)propoxy)-3,4-dihydroquinolin-2(1H)-one). The purity of this chemical has been shown to be greater than 99.5% by high performance liquid chromatography (HPLC).</p>

<p>Desoxyquinocetone is a specific antibody that recognizes and binds to the quinoline ring of desoxyquinocetone. It has low bioavailability in the body, which is determined by the structural formula. The detection sensitivity of this antibody is high, and it can be used in tissue samples. This antibody also has a chromatographic method for determining carbonyl reduction and a monoclonal antibody for hybridoma cell strain. The specificity of this antibody is determined by the target tissue and strain, as well as its chromatographic method for detecting antigen.</p>

<p>Bimatoprost acid methyl ester is a medicament, which is a prostaglandin that is used for the treatment of glaucoma. It has a number of analogues, including bimatoprost and latanoprost. Bimatoprost acid methyl ester is used in crystalline form and as an intermediate in the synthesis of other prostaglandins. This product can be found in polymorphic form.</p>

<p>Please enquire for more information about PDdEC-NB 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 (E/Z)-Trelnarizine dihydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Cefoperazone Impurity 17 is a drug product that is used as an analytical standard for the impurity Cefoperazone Impurity 17. It is a natural substance and has been shown to be present in the human body. Research and Development of this product was completed by Synthetic Technologies, Inc. in the year 2000. This product is a metabolite of cefoperazone and has been found to have niche applications in pharmacopoeia.</p>

<p>Metformin EP Impurity B Dinitrate is a metabolite of metformin. Metformin is a drug product that belongs to the class of anti-diabetes drugs. It is used in the treatment of type II diabetes mellitus and has been shown to be effective in reducing blood sugar levels, as well as improving insulin sensitivity and lowering cholesterol levels. Metformin EP Impurity B Dinitrate is a synthetic impurity standard for HPLC analysis of metformin. This impurity is an analytical impurity in the drug product, but it does not have any clinical significance.</p>

<p>Imidapril tert-butyl ester is a drug product that is custom synthesized. It has a purity of &gt;98% and analytical data available. Imidapril has been shown to be metabolized in vivo through hydrolysis by esterases or glucuronidases, oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. There is also an impurity standard for this compound. Imidapril tert-butyl ester is used in pharmacological research and development to identify the metabolites of this compound.</p>

<p>Varioxepine A is a research and development drug that has been proven to be a high purity, pharmacopoeia grade, custom synthesis, and synthetic. It is being developed as an impurity standard for analytical purposes. Varioxepine A has been shown to be metabolized through two pathways: N-demethylation and hydroxylation. The metabolites of this compound have not been fully characterized.</p>

<p>Indenestrol-d3 is a synthetic, natural or semi-synthetic metabolite of indenestrol. It is an impurity in the drug product and is detectable by HPLC. Indenestrol-d3 has been shown to be metabolized by cytochrome P450 into 17β-hydroxyindenestrol, which is not active. This impurity can be used as a reference standard for HPLC analysis of indenestrol in pharmaceutical products.</p>

<p>Please enquire for more information about Decyclohexanol-ethoxycarbonyl-o-desmethyl venlafaxine including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>2,4-Diamino-7-pteridinemethanol (2,4-DPPM) is a drug product and an impurity found in the synthesis of 2,4-diamino-7-(2H)-pteridinone. 2,4-DPPM is a synthetic product that can be used as an analytical standard for the determination of aminopyrine in pharmaceuticals and other organic compounds. This compound has been used in pharmacological studies to investigate its effects on various enzymes associated with metabolism. It has also been used as an impurity standard for HPLC analysis of aminopyrine.</p>

<p>Alfuzosin EP Impurity F hydrochloride is a drug product that is used as an analytical standard for Alfuzosin hydrochloride. It is a natural, synthetic, and impurity standard that exhibits similar chromatographic properties to the API. The CAS number of this impurity is 19216-68-3. This product has a niche market because it is used in metabolism studies. It also exhibits high purity and pharmacopoeia grade quality.</p>

<p>3' - Destrifluoromethyl 2' - trifluoromethyl cinacalcet is a metabolite of cinacalcet, which is a drug used for the treatment of secondary hyperparathyroidism. It is an impurity in the drug product and can be identified by HPLC.</p>

<p>3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride is a sulfoxide that is used as a solvent. It has been used in the synthesis of benzylsulfoxides and solvents for the manufacture of pharmaceuticals. 3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride is also a potent compound, which is structurally similar to benzene but with an additional methyl group. 3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride has been used in the synthesis of melphalan and elemental analysis. The chloride group on its structure makes it soluble in water and organic solvents such as acetonitrile. 3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride can be synthesized by reacting nitric acid with 2-aminothiophenol and dimethylanil</p>

<p>Ritonavir impurity N is an impurity in Ritonavir, a drug product. It has been shown to have natural origin. Impurities are substances that are not part of the desired drug substance and may cause side effects or reduced efficacy. Analytical studies such as HPLC can be used to identify impurities in a drug product. CAS No. 202816-62-4 is the Chemical Abstracts Service Registry Number for this compound. This compound is available as an analytical standard and as a synthetic API impurity. It is also available as an impurity standard for HPLC and pharmacopoeia grade material.END&gt;</p>