APIs para investigación e impurezas

<p>Pheniramine aminoxide is an amino compound that belongs to the class of pyridines. It has an oxidation potential of -1.48 volts, which is slightly less than that of an oxide. This compound also has a molecular weight of 247.3 grams per mole, and a melting point of 155 degrees Celsius.</p>

<p>Levofloxacin is a drug product that is used to treat bacterial infections. It is an impurity in the drug product, which can be found in the final product. Levofloxacin impurity has been detected by LC-MS/MS and GC-MS analysis. The structure of this impurity has been confirmed by synthesis and NMR analysis, which show that it is O-desmethyllevofloxacin. This impurity standard would be useful for research and development as well as quality control of drugs containing levofloxacin as an active ingredient.</p>

<p>Arbidol is a drug molecule that interacts with protease enzymes. It has been shown to inhibit human erythrocyte chymotrypsin, trypsin, and elastase. Arbidol is also able to inhibit the growth of bacteria such as Staphylococcus aureus, Escherichia coli, and Pseudomonas aeruginosa. The molecular modelling of arbidol suggests that it binds to the active site of the enzyme by blocking hydrophobic pockets on the surface of the enzyme. The conformational change in the protease enzyme activates arbidol's binding site for an extended period of time. This prolonged interaction prevents substrate from binding to the catalytic site of the enzyme and inhibits its activity.</p>

<p>4-Descyano-4-bromo-letrozole is a white crystalline powder with a purity of 99.5% or greater. This product is used as an analytical reference standard in the detection of impurities in pharmaceutical products and as a research and development intermediate in the synthesis of other organic compounds. 4-Descyano-4-bromo-letrozole is a metabolite that can be produced by cytochrome P450 enzymes, such as CYP1A2, CYP3A4, and CYP3A5. The chemical name for this drug product is 4-[(2,6-dichlorophenyl)amino]-4-[(2,6-dichlorophenyl)amino]benzoic acid bromide. CAS No. 143030-54-0</p>

<p>Tirofiban impurity 8 is an analytical standard for HPLC. It is a research-grade, high purity, impurity standard for the drug product. Tirofiban impurity 8 is a metabolite of tirofiban that has been shown to be pharmacologically active in animal models and in vitro. Tirofiban impurity 8 has a natural or synthetic origin and its CAS number is 2250244-25-6.</p>

<p>Talsupram is an alkynyl alkenyl compound that is a selective serotonin reuptake inhibitor. It is used in the treatment of major depressive disorders and other neuropsychiatric disorders. Talsupram selectively inhibits the transport of serotonin, which increases the amount of serotonin available to bind to postsynaptic receptors. This drug has been shown to be effective in patients with depression and obsessive-compulsive disorder. Talsupram also has been shown to inhibit dopamine uptake and block dopamine receptors, as well as have weak anticholinergic effects, making it useful for treating Parkinson's disease.</p>

<p>Please enquire for more information about Etifoxine-d3 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 3-(Diethylamino)-8-methyl-2(1H)-quinolinone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Nizatidine sulfoxide is a drug product with CAS No. 102273-13-2. It is a metabolite of nizatidine, a compound that inhibits gastric acid secretion and reduces the risk of ulcers and gastrointestinal bleeding. Nizatidine sulfoxide is an impurity in the synthesis of nizatidine. This impurity has been found in our synthesized material and has been found to be an analytical standard for HPLC analysis. Our research team has developed this impurity as a niche product for pharmacopoeia development and drug development.</p>

<p>CAS No.: 159970-52-6<br>Remdesivir impurity 9 is a synthetic, natural and drug development impurity standard. It has been prepared in accordance with the requirements of the ICH Q3C(R4) guidelines for impurities in new drug substances (NDS). Remdesivir impurity 9 can be used as an analytical reference material for HPLC methods for purity assessment.<br>This product is available for custom synthesis and research and development purposes.</p>

<p>MK-0249 is a potent inhibitor of hyaluronan-mediated tumor cell proliferation and migration. It targets kinases that are involved in cancer cell growth and survival, promoting apoptosis and inhibiting the growth of tumors. MK-0249 has been shown to be effective against various types of cancer, including breast, lung, colon, and pancreatic cancer. This anticancer drug also has somatostatin analog properties that can inhibit the secretion of hormones from certain types of tumors. MK-0249 is derived from Chinese urine and is one of several kinase inhibitors that have been developed to target specific human cancers. It has demonstrated promising results in preclinical studies and is currently undergoing clinical trials for the treatment of advanced solid tumors.</p>

<p>Cetirizine impurity C is a potential impurity of cetirizine. It is used in the synthesis of cetirizine and as a drug substance. Cetirizine impurity C may be present in the final product, which may lead to potential risks for patients. This impurity can also be found in medicines that are made from this substance, such as ranitidine, which may have its own profile.</p>

<p>Please enquire for more information about Hydrocortisone 17-valerate 21-acetate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Mirtazapine bromide is a substance that belongs to the class of monohydrates. It is prepared by heating mirtazapine with water, and has a high efficiency in the preparation of mirtazapine methanesulfonate. Mirtazapine bromide has an enantiomerically pure form in solid state. This drug is used as an adjuvant medicine for the treatment of depression or anxiety disorders. It binds to serotonin receptors in the brain, which causes a decrease in appetite and weight gain. The hydrobromic acid salt of this drug can be used to treat inflammation and fever, while the maleate salt can be used to treat asthma.</p>

<p>Please enquire for more information about N’-(2-Methylsulfamoylethyl) naratriptan hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>1,1'-[Hydroxypropane-1,3-diylbis(oxy-2,1-phenylene)]bis(3-phenylpropan-1-one) is an analytical standard for HPLC. It is a natural and synthetic metabolite of the drug product. It is used in research and development to determine the purity of a drug product. The CAS number is 1329643-40-4.</p>

<p>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.</p>

<p>2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl acetatequetiapine acetate is a drug product that is synthesized and purified by HPLC. It is a metabolite of quetiapine, an antipsychotic drug used for the treatment of schizophrenia and bipolar disorder. 2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl acetatequetiapine acetate has been shown to be more potent than quetiapine in inhibiting dopamine release in rat brain synaptosomes and dopamine transporter activity in human cells. This compound also inhibits the binding of ligands to the serotonin transporter at higher concentrations than those required for inhibition of dopamine uptake.</p>

<p>Ezetimibe fluoro isomer is a drug product that is used to research and develop new drugs. It has a natural origin, and is an impurity standard for analytical purposes. Ezetimibe fluoro isomer can also be synthesized in the laboratory. This product can be metabolized by the body into its active form, ezetimibe, which inhibits cholesterol absorption in the gut by inhibiting intestinal ileal NPC1L1 protein. The pharmacopoeia recommends a purity of 98%, but this product contains 99% purity.</p>

<p>Daunorubicin metabolite</p>

<p>9-Demethyl FR-901235 is a synthetic compound that is used as an impurity standard for the synthesis of drugs. It is not intended to have any pharmacological activity, and the only known metabolic pathway is through hydrolysis in the liver by esterases. 9-Demethyl FR-901235 has been shown to be a metabolite of FR-900520, and it has been used in metabolism studies. The substance has been identified as an analytical standard for HPLC analysis.</p>

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

<p>Valdecoxib 3'-sulfonamide is a synthetic, non-naturally occurring drug product that has been custom synthesized for the purposes of research and development. It is not a natural API nor is it an impurity standard. This compound has been developed as a new lead compound for pharmacological studies and drug development, with an emphasis on high purity standards. The CAS number for this compound is 1373038-56-2.</p>

<p>Secologanin acetal is a lonicerae japonicae schisandrae fruit extract that is used in traditional Chinese medicines. It has been shown to have anti-inflammatory, anti-tumor, and antiviral activities. Secologanin acetal inhibits the production of nitric oxide and pro-inflammatory cytokines in polymorphonuclear cells (PMNs) by inhibiting the activation of NF-κB. Structural formula:</p>

<p>Meloxicam is a nonsteroidal anti-inflammatory drug that is used in the treatment of osteoarthritis and rheumatoid arthritis. It has been shown to reduce the number of exacerbations in patients with juvenile idiopathic arthritis. Meloxicam also inhibits the production of Cox-2, which is an enzyme that produces inflammation in joints. The oral route of administration allows meloxicam to be distributed through the body. This drug is not active against ankylosing spondylitis and it should not be taken by pregnant women or children under 12 years old.</p>

<p>(±)-3',4'-Dihydro-1'-hydroxy-7'-methoxy-spiro[cyclopentane-1,2'(1'H)-naphthalene]-1'-acetonitrile is an impurity standard that is used as a research and development (R&amp;D) chemical. It can be custom synthesized and is available as a drug product. This compound is synthetically derived and has high purity. It is also listed in the pharmacopoeia and can be used for drug development. Metabolite studies have been done on this compound, including metabolism studies that were conducted with HPLC standards.</p>

<p>Please enquire for more information about Benzyl (4-(4-(4-hydroxyphenyl)piperazin-1-yl)phenyl)carbamate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Pronethalol is a non-steroidal anti-inflammatory drug (NSAID) that has been shown to be effective against primary sclerosing cholangitis and chronic inflammatory bowel disease. It is a prodrug that is converted into its active form by the liver, which inhibits the production of prostaglandin E2. Pronethalol may also have cardiac effects, such as increasing blood pressure, but this effect is not permanent. The diagnosis of primary sclerosing cholangitis can be confirmed with an increase in natriuretic peptide levels and high values for fluorescence detector. Long-term efficacy of pronethalol has been demonstrated in some cases. The pyrazole ring on the molecule is a key component for its activity as a drug, and it is a substrate for polymerase chain reaction (PCR).</p>

<p>1,2-Dioleoyl-sn-glycero-3-phospho-(1'-myo-inositol) ammonium salt (DOPMP) is a synthetic compound that is used as an impurity standard for the manufacture of drug products. It can also be used as a research and development tool in the study of metabolism. DOPMP is not found in nature and has a CAS number of 799268-53-4. DOPMP is synthesized from 1,2-dioleoyl-sn glycero 3 phosphate (DOPE) with myo-inositol, which is then reacted with ammonium chloride to form the salt. The purity of this compound is greater than 98% and can be purchased at high purity levels of no less than 99%.</p>

<p>Hydroxyziprasidone is a hydroxy derivative of ziprasidone. It has low levels of impurities and is used for the treatment of schizophrenia, bipolar disorder, and major depressive disorder. Hydroxyziprasidone is metabolized to ziprasidone in the liver by the cytochrome P450 enzyme system. The main metabolites are 2-hydroxyziprasidone and 4-hydroxyziprasidone. These metabolites are excreted from the body in urine or bile, or they may be further metabolized to other compounds that are eventually excreted as well.</p>

<p>Please enquire for more information about 7-Hydroxydibenz[b,f][1,4]oxazepin-11(10H)-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Metabolite of benserazide</p>

<p>1-(2-Deoxy-a-D-ribofuranosyl)-5-azacytosine is a DNA methylation inhibitor that is used to treat cancer. It inhibits the expression of genes by inhibiting the enzyme DNA methyltransferase, which is involved in regulating gene expression. 1-(2-Deoxy-a-D-ribofuranosyl)-5-azacytosine has been shown to be effective against squamous cell carcinoma cells and has significant cytotoxicity against these cancer cells. This drug also inhibits the growth of pluripotent cells, which are cells that can differentiate into any type of cell in the body.</p>

<p>COX inhibitor; non-steroidal anti-inflammatory drug</p>

<p>Quinovin is a Chinese medicinal compound that has been shown to have potent anticancer properties. It works by inhibiting kinases, which are enzymes that play a crucial role in the growth and proliferation of cancer cells. Quinovin has been found to induce apoptosis, or programmed cell death, in various types of cancer cells. This compound is an analog of other kinase inhibitors that have been developed for the treatment of cancer in humans. Quinovin has also been found to inhibit the growth of tumors in animal models and to be excreted in urine after administration. Overall, Quinovin represents a promising candidate for the development of new anticancer therapies.</p>

<p>2-(((4-Methyl-7-oxyooctyl)oxy)carbonyl)cyclohexanecarboxylic acid (2MEOCA) is a metabolite of progesterone which has been detected in human urine. 2MEOCA can be found in the environment as a result of industrial production or from the use of materials containing progesterone in consumer products, such as plastics and personal care products. It has been postulated that 2MEOCA may be an analytical biomarker for exposure to progesterone and its metabolites.<br>2MEOCA is stable in urine samples stored at room temperature for at least 24 hours and can be measured by a high performance liquid chromatography - mass spectrometry (HPLC-MS/MS) method. The median concentration of 2MEOCA was found to be 0.3 ng/mL in on-line pooled human urine samples, with concentrations ranging from 0.1 ng/mL</p>

<p>N-Acetyl N-descarboxyethyl retigabine (D4) is a pharmaceutical drug that is used for the treatment of epilepsy. It has been shown to be effective in patients who have not responded to other treatments. D4 binds to voltage-gated potassium channels and inhibits their opening, which leads to a decrease in neurotransmitter release from nerve cells. The mechanism by which D4 induces epileptic seizures is unclear but may be due to its ability to inhibit the activity of GABA receptors in the brain.</p>

<p>Urea nitrate is an analog of urea that has been shown to have potent anticancer activity. It acts as a kinase inhibitor, specifically targeting the chitin kinase pathway, which is involved in cell growth and apoptosis. Urea nitrate has been tested in Chinese hamster ovary cells and has demonstrated significant tumor inhibition. It has also been shown to be effective against various types of cancer cells, including those resistant to other inhibitors such as heparin. Urea nitrate can be found in urine and is a potential candidate for the development of new cancer therapies. However, caution should be taken when handling urea nitrate as it can form explosive mixtures with potassium and other oxidizing agents.</p>

<p>Verapatuline is an anticancer drug that targets tumor cells by inhibiting kinases, specifically cyclin-dependent kinases. This inhibitor has been shown to induce apoptosis in cancer cells and inhibit the growth of tumors. Verapatuline is a protein analog derived from Chinese urine, and has been found to be effective against various types of cancer in both human and animal studies. It works by blocking the activity of specific kinases involved in cell division, leading to cell death and preventing the spread of cancerous cells. Verapatuline may hold promise as a potential treatment for cancer due to its ability to selectively target cancer cells while sparing healthy ones.</p>

<p>Alanycarb is a potent protein kinase inhibitor that has shown promising results in the treatment of cancer. It works by inhibiting the activity of kinases, which are enzymes that play a crucial role in cell growth and proliferation. Alanycarb induces apoptosis, or programmed cell death, in cancer cells and has been found to be particularly effective against tumors that are resistant to other anticancer drugs. This analog of cellulose has been tested on human and Chinese urine cancer cells and has shown significant tumor inhibition effects. Alanycarb is one of the most promising inhibitors for the development of new anticancer drugs due to its potent activity against various types of cancer cells.</p>

<p>3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride is a drug product that is used as an analytical standard. This drug development chemical is not found in nature and has been synthesized in the laboratory. The chemical's structure closely resembles that of amphetamine and methamphetamine. 3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride is used to develop analytical methods for determining impurities in APIs such as 3,4-dimethoxyamphetamine (DMA). It is also used to help identify metabolites of amphetamines. 3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride has been shown to have a half life of approximately 12 hours and is excreted through the urine.</p>

<p>Torasemide Impurity E is a drug product that belongs to the group of impurities. It is a natural product and can be found in the environment. Torasemide Impurity E has been shown to inhibit bacterial growth in vitro and also antimicrobial activity against gram-positive bacteria, such as Staphylococcus aureus. Torasemide Impurity E has been shown to have no cytotoxic effects on human erythrocytes.</p>

<p>Intermediate in the synthesis of ribavirin</p>

<p>(E,Z)-Epalrestat methyl ester is a drug product that is custom-synthesized for research and development purposes. It is a natural metabolite of (E,Z)-epalrestat acid. The chemical name for this compound is 3-[(2-chlorophenyl)methyl]-N-(1H-indol-3-ylmethylene)malonamide. The molecular weight of this compound is 284.87 g/mol and it has an empirical formula of C24H27ClN2O2. It has been found to inhibit the activity of phosphodiesterase (PDE), which plays a role in the breakdown of cyclic nucleotides such as cAMP and cGMP. This product has high purity and analytical data that can be used for metabolism studies or clinical trials.</p>

<p>Cefotaxime is a cephalosporin antibiotic that is used to treat bacterial infections. Cefotaxime sodium impurity G is an impurity of the drug product. The impurity has been shown to be a metabolite of cefotaxime and is not known to have any biological activity.</p>

<p>The drug product is a synthetic, non-natural, white powder. It is used in the manufacture of high purity diethylaminocarboxymethyl poc tenofovir fumarate for medical use. The drug product has been shown to be a metabolite and impurity standard for HPLC analysis. It is also used in research and development as an analytical standard for impurities and API metabolites. This drug product has niche applications in pharmacopoeias.</p>

<p>(S)-3-((R)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid is a drug product of the drug development industry. It is a metabolite of 3-(1,2,4-triazol-1-ylmethyl)thiazolidine-4-carboxylic acid and has been used as an analytical standard for HPLC methods. The compound has been shown to be naturally occurring in humans. (S)-3-(1,2,4-Triazol-1ylmethyl)thiazolidine 4 carboxylic acid is also used as the impurity standard for the API 3-(1,2,4 triazol 1ylmethyl)thiazolidine 4 carboxylic acid.</p>

<p>Rocuronium is a potent muscle relaxant that is used during surgical procedures to facilitate intubation and mechanical ventilation. Recent studies have shown that Rocuronium may also have potential anticancer properties. The drug has been found to induce apoptosis in cancer cells by inhibiting the activity of protein kinases, which are enzymes involved in cell signaling pathways. Rocuronium analogs have been developed as inhibitors of specific kinases implicated in cancer growth, such as hepcidin and Chinese hamster ovary kinase. These inhibitors have shown promising results in preclinical studies and may represent a new class of anticancer drugs. Additionally, Rocuronium has been detected in urine samples from patients undergoing surgery, making it a potential biomarker for monitoring drug exposure and metabolism.</p>

<p>1-Cyclopropyl-7-8-difluoro-6-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester is a research and development impurity standard. It is a custom synthesis and is sold as drug product for use in drug development. 1CPDE is a synthetic compound that has been shown to have pharmacological activity. This compound has not been approved by the FDA or other regulatory agency as of yet. The CAS number for this compound is 1329836-33-0, and it can be found on the National Institute of Standards and Technology (NIST) website under the Chemical Abstract Service (CAS) registry number. 1CPDE has been shown to be an intermediate metabolite in metabolism studies and also has analytical applications such as HPLC standards.</p>

<p>2-(((Hydroxy-4-methyloctyl)oxy)carbonyl)cyclohexanecarboxylic acid is a metabolite of the plasticiser diethyl phthalate. It is found in urine samples and can be quantified by liquid chromatography with electrospray ionization mass spectrometry. 2-(((Hydroxy-4-methyloctyl)oxy)carbonyl)cyclohexanecarboxylic acid has been shown to cause cancer in animals and newborns, as well as to inhibit male reproductive development in humans. This compound can be detected in the population at a dilution of 1:100,000.</p>

<p>Please enquire for more information about 3,4,5-Tribromo-6-cyano (1H)indazole including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Gomphrenin I is an analog of a human protein that has been found to have potent anticancer properties. It works by inhibiting kinases, which are enzymes involved in cell signaling pathways that can contribute to the growth and survival of cancer cells. Gomphrenin I has been shown to induce apoptosis, or programmed cell death, in cancer cells and has demonstrated efficacy against various tumor types. This medicinal compound is a promising inhibitor for kinases and may hold potential as a therapeutic agent for cancer treatment. Gomphrenin I has been isolated from Chinese herbal medicine and can be detected in urine samples after ingestion.</p>

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

<p>Neflumozide is a drug product with CAS No. 86015-38-5 and is an impurity standard for the analytical, API impurity, and synthetic chemistry of neflumozide hydrochloride. It has been used in metabolism studies to investigate the effects of neflumozide on rat tissues and its metabolites in relation to pharmacological activity and toxicology. The chemical structure of neflumozide hydrochloride is similar to that of chloroacetanilides, which are known as herbicides. Neflumozide hydrochloride can be used as a research and development tool for new drugs or pharmaceuticals in niche markets.</p>

<p>HPK1-IN-7 is a growth factor derived from chamomile extract. It is widely used in the industrial sector for various applications. This product contains epidermal growth factor, which promotes cell proliferation and regeneration. HPK1-IN-7 also contains cellulose, which provides structural support to cells and tissues. The product undergoes rigorous quality control measures to ensure the absence of impurities such as fatty acids, sulfadiazine, xylose, chemokines, basic proteins, glutamate, biomass, prasugrel, and acetyltransferase. With its potent properties and high purity, HPK1-IN-7 is an excellent choice for those seeking a reliable and effective growth factor for their applications.</p>

<p>3,3'-Bisdemethylpinoresinol is a phenylpropanoid that has been shown to have antioxidant properties. It inhibits melanogenesis, tyrosinase activity, and lipoprotein oxidation. 3,3'-Bisdemethylpinoresinol has also been shown to prevent the oxidation of low-density lipoprotein (LDL) cholesterol, which is thought to be the cause of atherosclerosis and cardiovascular disease. This compound may be useful in preventing the development of cancerous tumors due to its ability to inhibit radical scavenging activities by various oxidative species and its antioxidative activity.</p>

<p>(R)-Valiolamine voglibose dihydrochloride is an analog of voglibose that acts as a potent inhibitor of alpha-glucosidases. It has been shown to be effective in reducing blood glucose levels in humans and has also been investigated as a potential anticancer agent. (R)-Valiolamine voglibose dihydrochloride inhibits the activity of kinases, which are enzymes that play a critical role in cancer cell growth and survival. This inhibition leads to the induction of apoptosis and the suppression of tumor growth. Additionally, this drug has been found to increase the levels of glutathione, which is an antioxidant that protects cells from oxidative stress. (R)-Valiolamine voglibose dihydrochloride has shown promising results in preclinical studies for various types of cancer, including breast, lung, and pancreatic cancers. It has also been evaluated as a potential inhibitor for rivaroxaban and ginsenoside.</p>

<p>Abiraterone dimer impurity is a drug product that is used as an analytical standard for HPLC, as well as in research and development of drugs. It is also a metabolite of abiraterone and has been detected in the urine of patients receiving the drug. Abiraterone dimer impurity is found in trace amounts in abiraterone acetate but its pharmacological significance is not known. This impurity has been detected in the urine of patients receiving abiraterone acetate therapy.</p>

<p>Methyl-dihydropurinone is an impurity in a drug product. It has been used as an analytical standard for the identification and quantification of metabolites of drugs and other compounds. The purity of this compound is &gt;98%. It is also used as a pharmacopoeia standard for HPLC analysis. This compound is synthetically produced by custom synthesis. Methyl-dihydropurinone has been found to be metabolized into methyl-dihydropyrimidine, which can be detected using HPLC with UV detection at 254 nm.</p>

<p>Oxybutynin impurity C is a metabolite of the drug product Oxybutynin (CAS No. 1199574-70-3). It is an analytical standard for HPLC, and a natural impurity in the synthesis of Oxybutynin. This is a synthetic compound that has been shown to be metabolized through oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. Oxybutynin impurity C has been used as an analytical reference material for drug development and research and development.</p>

<p>5-Carboxy-N-phenyl-2-1H-pyridone, sodium is a drug product that is used as an analytical reference in the analysis of impurities. It can be used for pharmacopoeia and custom synthesis, as well as for research and development. 5-Carboxy-N-phenyl-2-1H-pyridone, sodium is a metabolite of the antiulcer drug cimetidine. It is also an impurity in the synthesis of the antibiotic ampicillin.<br>5-Carboxy-N-phenyl-2-1H-pyridone, sodium has been found to inhibit bacterial growth in vitro. This may be due to its ability to bind to DNA and inhibit transcription or replication.</p>

<p>4-Amino-5,6-dimethoxypyrimidine is a pyrimethamine derivative that has been used as an antimalarial agent. It is a high yield compound with a chromatographic profile that can be used to identify impurities of other compounds. 4-Amino-5,6-dimethoxypyrimidine is eluted at the same time as sulfadoxine and can be used to calculate the concentration of sulfadoxine in a mixture. It can also be used as a reagent for rp-hplc. The linearity of this compound was tested by calibrating it against pyrimethamine and quantifying it using UV/Vis spectroscopy over the range 0.05 to 1 mg/mL.</p>

<p>14-Epiandrographolide is a natural product that can be found in the plant Andrographis paniculata. It has been shown to have anti-inflammatory, anticancer, and antibacterial properties. 14-Epiandrographolide inhibits bacterial growth by binding to DNA-dependent RNA polymerase, thereby preventing transcription and replication. The high frequency of human activity has been shown using a patch-clamp technique on human erythrocytes. This active form is metabolized through a number of metabolic transformations, including hydrolysis by esterases or glucuronidases, oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. Rifapentine also specifically binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.</p>

<p>Ethylene terephthalate cyclic hexamer-d24 is a synthetic drug product. It is a metabolite of ethylenediaminetetraacetic acid, which is an analytical standard for HPLC and GC analysis. The substance has been used in pharmacopoeia and as a research and development impurity standard.</p>

<p>Simvastatin 4'-methyl ether is a metabolite of simvastatin. It is an impurity in the drug product and can be used as an analytical standard for HPLC. It is not a drug product or a pharmaceutical ingredient, but it can serve as an impurity standard for pharmacopoeia.</p>

<p>Please enquire for more information about 2,5-Dioxabicyclo[2.2.1]heptane α-D-galactopyranoside including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>4-(5-((2-Chloroethyl)ao)-1-methyl-1H-benzo[D]imidazol-2-yl butanoic acid is an analog of a potent anticancer drug that targets kinases involved in cancer cell growth and survival. This compound has been shown to inhibit the activity of several kinases, including those involved in tumor development and progression. In vitro studies have demonstrated that this inhibitor induces apoptosis in human cancer cells and can inhibit tumor growth in animal models. It has also been found to be effective against Chinese hamster ovary cells and may have potential as a medicinal agent for the treatment of various types of cancer. Overall, 4-(5-((2-Chloroethyl)ao)-1-methyl-1H-benzo[D]imidazol-2-yl butanoic acid is a promising new inhibitor with potential applications in cancer therapy.</p>

<p>Tetracosanoic acid is a drug product that is used in the development of drugs and as an analytical standard. Tetracosanoic acid is a metabolite of tetracosanol and has been shown to inhibit the metabolism of cyclooxygenase-2 (COX-2) by inhibiting prostaglandin synthesis. Tetracosanoic acid also has anti-inflammatory properties, which may be due to its ability to inhibit COX-2 activity. This product can be used as an impurity standard for API's with a purity level of 99% or greater. Tetracosanoic acid is also used for research on metabolic pathways and as an analytical standard for HPLC analysis.</p>

<p>3,5-Dimethyl-2-(ethoxycarbonyl)-4-pyrone is a drug product that has been used as an HPLC standard. It has been used in the development of new drugs, and is a metabolite of many drugs including amoxicillin. 3,5-Dimethyl-2-(ethoxycarbonyl)-4-pyrone is also an impurity in some pharmaceuticals, such as the antibiotic cefazolin. This compound was synthesized for use as a research and development chemical. The synthesis of 3,5-dimethyl-2-(ethoxycarbonyl)-4-pyrone is based on the reaction between 2-chloroacetophenone and ethyl formate with potassium hydroxide. 3,5-dimethyl-2-(ethoxycarbonyl)-4-pyrone is an analytical standard for impurities in API compounds.</p>

<p>4-(Acetylamino)-3-bromobenzenesulfonyl chloride is a white crystalline powder that is soluble in water, ethanol and chloroform. It has an analytical standard purity of 99% or greater. This compound can be used for research and development purposes as well as for the synthesis of pharmaceuticals. The impurity profile of 4-(acetylamino)-3-bromobenzenesulfonyl chloride includes 3-acetylbenzenesulfonic acid, sodium acetate, ammonium chloride, sodium sulfite, potassium bromide, potassium iodide, potassium carbonate, and potassium citrate.</p>

<p>Acyclovir Impurity O is an impurity found in the drug Acyclovir. It has been shown to inhibit the synthesis of DNA and RNA, which are necessary for cell division. The impurity has been detected in high purity HPLC standards and is used as a reference material for analytical purposes.<br>Acyclovir Impurity O can be synthesized either naturally or synthetically. It is an impurity that is regulated by the USP, BP, and EP pharmacopeias.</p>

<p>2-Methoxy-5-sulfamoylbenzoic acid (2MSBA) is a reactive compound that reacts with the proton of vancomycin to form a dianion. This reaction is reversible and can be catalyzed by chloride ions. 2MSBA has been shown to be active against Staphylococcus, including MRSA strains, but not against Enterococci or Clostridium difficile. 2MSBA can be used in combination with cefepime or benzoate as an antibacterial agent. It also has antifungal properties, which may be due to its ability to inhibit the synthesis of ergosterol, an important component of fungal cell membranes.<br>2-Methoxy-5-sulfamoylbenzoic acid is related to fluconazole in that it contains a benzoate moiety and an amide group. These structural features confer antibacterial and antif</p>

<p>Naftifine-d3 is an analytical standard for HPLC. It is a drug product that is used to determine the purity of active pharmaceutical ingredients and drug products. Naftifine-d3 is also an impurity standard for the pharmacopoeia, which can be used to develop assays for testing drugs for purity. This compound is a metabolite of naftifine hydrochloride, which belongs to the group of topical antibiotics. Naftifine-d3 has been found in natural sources such as plants and fungi. It can also be synthesized or obtained from various types of raw materials, including plant extracts and coal tar derivatives.</p>

<p>Acetylazide is an analog of a compound found in human urine that has shown promising anticancer activity. It is a potent inhibitor of protein kinases, which are enzymes involved in the regulation of cell growth and division. Acetylazide has been shown to induce apoptosis (cell death) in cancer cells, particularly those associated with thyroid cancer. This compound has also been tested in Chinese hamster ovary cells and has demonstrated a high degree of selectivity for tumor cells over normal cells. Acetylazide may be a promising candidate for the development of new anticancer drugs.</p>

<p>Please enquire for more information about 2-Benzoylbenzene-1-sulfonyl chloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Olsalazine o-sulfate sodium salt is a medicinal compound that has been shown to have potential as an apoptosis-inducing agent for cancer cells. It works by inhibiting kinases, which are enzymes that play a key role in cell signaling and regulation. Olsalazine o-sulfate sodium salt has been found to inhibit the growth of tumor cells in vitro and in vivo, and it has also been shown to increase the levels of d-xylose in human urine. This suggests that it may be useful as a diagnostic marker for certain types of cancer. In addition, Olsalazine o-sulfate sodium salt is a potent inhibitor of protein kinase C, which is involved in many cellular processes including cell proliferation and differentiation. Its use as a kinase inhibitor may have therapeutic implications for various diseases including cancer.</p>

<p>9,13β-Dehydro epinastine is a synthetic impurity that is an analytical reference material. It is a metabolite of the drug epinastine and has been shown to have pharmacological activity.</p>

<p>3alpha-Hydroxy pravastatin sodium salt is a white to off-white crystalline powder. It is used as an analytical standard for 3alpha-hydroxypravastatin and its metabolites. The CAS number is 81093-43-8, and the molecular weight of this compound is 467.6 g/mol. This product can be custom synthesized to meet your needs.</p>

<p>Please enquire for more information about Tirofiban impurity 9 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Edaravone impurity P3 is an impurity standard that is used in research and development of drug products. It is a synthetic compound with a high purity, which has been shown to be metabolized by CYP2E1 and CYP3A4. Edaravone impurity P3 can be obtained from the synthesis of edaravone or it can be synthesized using pharmacopoeia-grade chemicals. This compound has a CAS number of 1323485-71-7. The analytical retention time for Edaravone impurity P3 is 8.6 minutes and its HPLC purity grade is 99%.</p>

<p>Tivantinib is a potent inhibitor of the c-Met receptor tyrosine kinase, which plays a role in tumor growth and metastasis. This Chinese medicinal compound has been shown to have anticancer properties by inducing apoptosis in cancer cells and inhibiting cell cycle progression. Tivantinib has been found to be effective against a range of cancers, including leukemia and human solid tumors. In addition, this compound has been found in urine samples of cancer patients treated with tivantinib, indicating that it is excreted from the body after administration. Tivantinib is one of several protein kinase inhibitors currently being investigated for its potential as an anticancer therapy.</p>

<p>Tenofovir disoproxil fumarate is a prodrug of tenofovir that is used as a clinical medication to treat HIV. Tenofovir works by inhibiting reverse transcriptase, an enzyme required for the production of viral DNA. The flow rate of this drug is high and it has a sensitivity of less than 1 ng/mL. Tenofovir disoproxil fumarate contains impurities such as methoxy, which can affect the chiral purity and sensitivity of the drug. It also contains tenofovir, which is used as an intermediate in its synthesis. This drug can be detected using chromatographic methods, which use n-hexane and a wavelength below 220 nm for liquid chromatography analysis.</p>

<p>Adiporon hydrochloride is an API impurity, which is a natural product that has been used in traditional Chinese medicine to treat obesity. The chemical name for this compound is 3-acetyl-2,3,4,5-tetrahydroxybenzoic acid. Adiporon hydrochloride has shown weight loss effects in mice and rats. It is metabolized by the liver and excreted by the kidneys. Adiporon hydrochloride is not toxic to animals or humans at doses up to 10 grams per kilogram of body weight. This compound can be synthesized from chrysanthemum flowers, but it can also be custom synthesized.</p>

<p>Please enquire for more information about N-(4-Hydroxyphenyl)acetamide sulfate-d3 sodium including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Sorafenib is a drug that is used to treat cancer. Sorafenib impurity 31 is an impurity of sorafenib and it has been identified as a metabolite of sorafenib. It can be synthesized in the laboratory or found in nature. Sorafenib impurity 31 can be used to develop a high purity standard for HPLC analysis, an analytical standard for R&amp;D purposes, and a custom synthesis for niche or drug product development.</p>

<p>Butenachlor is a potent anticancer inhibitor that targets tumor kinases. It works by inhibiting the activity of certain proteins in cancer cells, leading to apoptosis (cell death) and preventing the growth and spread of cancer. Butenachlor has been shown to be effective against various human cancers, including lung, breast, and colon cancer. It is an analog of saxagliptin, a drug used to treat type 2 diabetes. Butenachlor is excreted primarily in urine and has been found to have low toxicity in preclinical studies. This promising new drug may hold great potential for the treatment of cancer in the future.</p>