APIs pour la recherche et les impuretés

<p>N-(4-Benzyloxy)benzyl o-tert-butyldimethylsilyl ractopamine is a compound that contains impurities commonly found in chamomile extract, ticagrelor, methanol, tocopherol, sulfadiazine, xylose, basic proteins, growth factors, chemokines, glutamate, industrial chemicals, cellulose, fatty acids, and acetyltransferases. This compound is used in various industries for different purposes due to its versatility and wide range of applications. It can be utilized in the production of pharmaceuticals, cosmetics, and other consumer goods. Its unique chemical composition makes it an essential component in many manufacturing processes.</p>

<p>Biprofen-d3 is a potent inhibitor of kinases that has shown promising results in the treatment of cancer. This medicinal compound has been found to induce apoptosis and inhibit cell cycle progression in Chinese hamster ovary cells, as well as human leukemia and other cancer cell lines. Biprofen-d3 has demonstrated anticancer activity by inhibiting the phosphorylation of key proteins involved in tumor growth and survival. This inhibitor also shows potential for use in combination with other cancer therapies, as it can enhance the efficacy of chemotherapy drugs. Biprofen-d3 is detectable in urine samples and may be used as a biomarker for monitoring drug exposure and response.</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>

Acid red 119 is an anticancer agent that has been shown to inhibit the growth of human and Chinese cancer cells. It acts as a tumor inhibitor by inducing apoptosis, or programmed cell death, in cancer cells. Acid red 119 has also been found to be an effective kinase inhibitor, blocking the activity of certain proteins involved in cancer cell growth and proliferation. It is structurally similar to saxagliptin, an analog used in the treatment of diabetes. Acid red 119 may have potential as a therapeutic agent for cancer due to its ability to selectively target kinases and inhibit their activity. Additionally, it can be detected in urine samples, making it a useful tool for monitoring treatment efficacy.

<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>Flupranone is an analog of capsaicin, a compound found in chili peppers. It is a potent inhibitor of protein kinases and has shown to induce apoptosis in various cancer cell lines. Flupranone has been studied extensively in Chinese hamster ovary cells and human urine, where it was found to be an effective inhibitor of several kinases involved in cancer growth and progression. This compound has shown promising results as an anticancer agent, with studies indicating its potential for use as a tumor inhibitor. Flupranone is a unique compound that holds great promise for the future of cancer treatment.</p>

Atorvastatin is a synthetic drug product. It is a prodrug that is converted to its active form, atorvastatin acid, in the body. Atorvastatin is used for lowering blood cholesterol levels in people with hypercholesterolemia and reducing the risk of coronary heart disease. This drug has been shown to reduce the number of deaths from coronary heart disease by 30% after five years of use. Atorvastatin also reduces the risk of stroke and fatal or non-fatal heart attack by 20%.

CAS No. 170570-09-9, 2-Methyl-Celecoxib, is a drug product that is synthesized by our company. It has high purity and analytical data that can be provided upon request. Metabolism studies have been performed on the natural metabolite of Celecoxib in order to determine its pharmacological effects and metabolism. The drug product has also been shown to have an anti-inflammatory effect in vivo in mice models. 2-Methyl-Celecoxib is a synthetic compound which is used as a reference standard for HPLC analysis of other compounds in research and development or for impurity standards in the pharmaceutical industry.

nicotinic acetylcholine receptor antagonist

<p>(S)-4-(2-Methylpropyl)-2-pyrrolidinone is a lactam that has been synthesized in the laboratory. It is an organic solvent that is used in the synthesis of other compounds. The compound has a potential for producing impurities, such as isopropyl and phosphite, during synthesis. (S)-4-(2-Methylpropyl)-2-pyrrolidinone can be synthesized by reacting 2-methylpropionic acid with one equivalent of methylamine. This reaction takes place in an organic solvent and requires kinetic control to avoid side reactions.</p>

<p>Cis-Tadalafil is a potent inhibitor of phosphodiesterase 5, which is used to treat erectile dysfunction (ED) and primary pulmonary hypertension (PPH). It works by increasing blood flow to the penis, allowing men with ED to achieve and maintain an erection. Cis-Tadalafil is also used to treat symptoms of prostatic hyperplasia (enlarged prostate) in men. This drug has been shown to be effective in treating PPH by reducing pulmonary arterial pressure and improving exercise capacity. Cis-Tadalafil belongs to the carboline class of drugs and is a phosphodiesterase 5 inhibitor that selectively inhibits cGMP-specific phosphodiesterase type 5 (PDE5). This drug has been shown to be highly effective in treating both ED and PPH with minimal side effects.</p>

<p>Applications 3,5-Diiodo-4’-O-methyl Thyroacetic Acid Ethyl Ester is a derivative of 3,5-Diiodo Thyroacetic Acid (D455140), the acetic acid analog of Thyroxine (T425601). It is a reactant in the preparation of bifunctional thyrointegrin inhibitors, thyroxine (T425601) and triiodothyronine (T795380).<br>References Bridoux, A. et al.: J. Enz. Inh. Med. Chem., 26, 871 (2011); Wilkinson, J.: Biochem. J., 63, 601 (1956); Wilkinson, J.: Chem. Ind., 1352 (1955)<br></p>

<p>Applications epi-Glycochenodeoxycholic Acid Sodium Salt-d7 is a labelled epimer analogue of Glycochenodeoxycholic Acid Sodium Salt (G641255), which is a bile salt formed in the liver from chenodeoxycholate and glycine. It acts as a detergent to solubilize fats for absorption and is itself absorbed. It is a cholagogue and choleretic.<br>References Ollila, F., et al.: Langmuir, 17, 7107 (2001); Uekama, K., et al.: Chem. Pharm. Bull., 52, 900 (2004); Tongiani, S., et al.: J. Pharm. Sci., 94, 2380 (2005);<br></p>

<p>Sar-[D-Phe8]-des-Arg9-bradykinin is a selective Bradykinin B1 receptor agonist that exhibits resistance to aminopeptidase cleavage. This peptide plays a crucial role in various physiological processes, including inflammation, pain perception, and angiogenesis. Sar-[D-Phe8]-des-Arg9-bradykinin has been shown to have potent hypotensive effects and can stimulate the release of prostaglandins and nitric oxide. It is resistant to endopeptidase cleavage, making it an ideal candidate for therapeutic applications. Additionally, this peptide has been found to possess antibacterial properties against certain bacteria strains. Sar-[D-Phe8]-des-Arg9-bradykinin is available in pure form with minimal impurities, ensuring its efficacy and safety for use in research and medical applications.</p>

<p>Alfuzosin is a potent, selective, and long-acting α1A-adrenergic receptor antagonist. It is used to treat benign prostatic hyperplasia (BPH) in males. Alfuzosin is also used as an antihypertensive agent, for the treatment of pheochromocytoma, and for the treatment of benign prostatic hyperplasia in males. The hydrogenation of 2,3,4,5-tetradehydroalfuzosin to alfuzosin hydrochloride is performed by liquid hydrogenation or by hydrogenation on a palladium catalyst in a mixture of dimethylformamide and hexamethylphosphoramide. This process minimizes the formation of impurities such as 2,3,4-trimethoxy alfuzosin.</p>

Intermediate in the synthesis of memantine

Please enquire for more information about Rosuvastatin EP impurity M calcium including the price, delivery time and more detailed product information at the technical inquiry form on this page

<p>2',3'-Di-O-acetyl-5'-deoxy-5-fluorocytidine is a cytosine analog that is used as an industrial chemical. It is prepared by the reaction of 5'-deoxycytidine with acetic anhydride in the presence of sodium bicarbonate, followed by a purification procedure. 2',3'-Di-O-acetyl-5'-deoxy-5-fluorocytidine reacts with toluene and trifluoromethanesulfonic acid to form 2',3'-di-O-acetyl 5'-deoxyfluorocytidine. This compound can be converted to 5'-deoxyfluorocytosine by heating in the presence of sodium tetrachloride. The yield for this process is high.</p>

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

<p>Chlorthalidone is a drug product that contains the impurity J. Chlorthalidone is an antihypertensive drug that belongs to the class of thiazides. It is used in the treatment of hypertension, congestive heart failure, and edema. Chlorthalidone is metabolized by the liver and eliminated through urine; it has been shown to be excreted unchanged in urine as well as in bile. The impurity J can be found in human urine, which may be due to metabolism by microorganisms or renal clearance.</p>

<p>N-Ethyl azilsartan medoxomil is a drug product that is used as an analytical reference material and as a synthetic intermediate. It is also an impurity in the API azilsartan medoxomil, which is a drug product. N-Ethyl azilsartan medoxomil has CAS number 1417576-01-2 and Impurity Standard for N-Ethyl Azilsartan Medoxomil. This drug product can be used for research and development purposes and to produce other drugs. The impurities present in this compound are not specified but it does have HPLC standards of purity at 98% or greater.</p>

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

Pravastatin impurity A is a synthetic impurity found in the drug product pravastatin. It is not listed as an impurity in the pharmacopoeia and has no CAS number assigned to it. This impurity is a yellow crystalline solid. It has been shown to be metabolized by cytochrome P450 3A4/5, CYP2C8, CYP2C9, and CYP3A4 isoforms with half-lives of 1.6 hours, 2.2 hours, 3.7 hours, and 6.1 hours respectively.

<p>Cefdinir impurity F is an impurity of cefdinir that has been identified in some batches. It is a triethylamine derivative and has been found to be ultralow. Cefdinir impurity F has been studied for its use in laboratories.</p>

Diagnostic or lab reagents on a backing, prepared diagnostic or lab reagents whether or not on a backing, whether or not in the form of kits, nesoi

<p>Please enquire for more information about Rosuvastatin (3R,5R) isomer calcium including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Pemetrexed is an antifolate drug that is used to treat cancer. It is a prodrug of pemetrexed disodium, which is converted to pemetrexed in the body by esterases. Pemetrexed is metabolized to its active form, D-pemetrexed, which inhibits DNA synthesis and the growth of cells by inhibiting thymidylate synthase. D-Pemetrexed hydrate is a high purity, pharmacopoeia grade impurity standard for use in research and development or as a custom synthesis. It has been shown to inhibit the growth of certain types of cancer cells and can be used in combination with other treatments such as chemotherapy or radiation therapy.</p>

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

<p>N-Hydroxymethyl Sumatriptan is an analytical standard and a research and development impurity. It is also used as an API impurity in drug product manufacturing. N-Hydroxymethyl Sumatriptan can be synthesized by reacting the parent drug with hydroxyl radicals, which is a process that yields no side products. N-Hydroxymethyl Sumatriptan can be found in the following pharmacopoeia: United States Pharmacopoeia (USP) 11&gt;, European Pharmacopoeia (EP), Japanese Pharmacopoeia (JP)13&gt;, British Pharmacopoeia (BP), and Chinese Pharmacopiae (CPC).</p>

<p>Methyl 2-deoxy-D-ribopyranoside (2DDR) is a natural compound that can be found as an impurity in some pharmaceuticals. The chemical structure of 2DDR is similar to 6-fluoro-3-indoxyl beta-D-galactopyranoside, which is used to treat tuberculosis. The metabolism of 2DDR has been studied, and it has been found that this metabolite is excreted in the urine unchanged or conjugated with glucuronic acid. This product can be used for drug development and research and development. It can also be used as an impurity standard for HPLC analysis or as a custom synthesis for niche applications.</p>

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

<p>Lapatinib is a tyrosine kinase inhibitor that blocks the epidermal growth factor receptor (EGFR) and other tyrosine kinases. It is used in cancer treatment to inhibit tumor growth, with a high success rate. Lapatinib is also used to treat lung cancer and other types of cancer. The drug has been shown to inhibit EGFR phosphorylation in vitro, which leads to inhibition of cell proliferation and induction of apoptosis. Lapatinib also inhibits the expression of EGFR downstream target genes such as b-raf, serine/threonine-protein kinase, and cyp3a5.</p>

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

<p>Please enquire for more information about 9-Cis,13-cis-retinol 15-acetate-d5 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N-Boc Linagliptin is a drug product that is an analytical standard. It is a synthetic, impurity free API with high purity and pharmacopoeia grade. The CAS No. 668273-75-4 denotes this compound as an N-Boc protected form of Linagliptin. This compound has been developed for its potential use in the treatment of type 2 diabetes mellitus, obesity and related disorders.</p>

<p>5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone is a hydroxide that is obtained by the reflux of 4-hydroxybenzaldehyde with an alkali metal hydroxide. It can be used in the synthesis of benzylated donepezil hydrochloride. 5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone condenses with pyridinecarboxaldehyde to produce 1-(4'-pyridylmethylene)indane. This reaction produces a mixture of products, including benzoic acid and the indane derivative.</p>

<p>Melphalan dimer is an anticancer drug that belongs to the class of kinase inhibitors. It works by inhibiting kinases, which are enzymes that play a critical role in cancer cell growth and survival. This medicinal compound has been shown to induce apoptosis or programmed cell death in human cancer cells. The analog of melphalan dimer has also been found in urine protein, indicating its potential as a biomarker for cancer diagnosis and treatment. Melphalan dimer is effective against various types of tumors, including Chinese hamster ovary cells and human melanoma cells. Its potent anticancer activity makes it a promising candidate for cancer therapy.</p>

<p>6-Pterinyl folic acid is a chemical reagent that is used in the synthesis of pteridine derivatives. It is also used to prepare sulfates and esters of folic acid. 6-Pterinyl folic acid can be synthesized by reacting glutamic anhydride with trifluoroacetic acid and dimethylformamide. It reacts with sulfate ions to produce 6-pterinyl sulfate, which can then be hydrolyzed to release 6-pterinyl folic acid. The reagent can be used in the manufacture of fluoroquinolones, antibiotics that are used to treat a variety of bacterial infections including tuberculosis.</p>

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

<p>2,2'-Binaphthalene-6,6'-dicarboxylic acid is an analytical standard that can be used to measure the purity of a drug product. It has been shown to be a metabolite of a number of drugs that have been studied in metabolism studies. It is also used as an impurity standard for HPLC analysis and as an API impurity for drug development. 2,2'-Binaphthalene-6,6'-dicarboxylic acid is synthesized from natural or synthetic sources and is available in high purity.</p>

<p>Dabigatran impurity E is a potent kinase inhibitor that has shown promising results in the field of cancer research. It is an analog of a Chinese medicinal herb that has been traditionally used to treat various ailments, including cancer. Dabigatran impurity E has been shown to induce apoptosis in human cancer cells by inhibiting the activity of specific kinases involved in cell replication and survival. This compound also exhibits anticancer properties by inhibiting the growth and proliferation of tumor cells. Additionally, Dabigatran impurity E has been found in urine samples from cancer patients, suggesting its potential as a biomarker for cancer diagnosis and monitoring. Overall, this compound holds great promise as a novel therapeutic agent for the treatment of various types of cancers.</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>Amoxicillin EP Impurity C is a metabolite of amoxicillin that is formed by oxidation. It can be used as an impurity standard for the detection of amoxicillin in HPLC and LC-MS analyses. Amoxicillin EP Impurity C has been found to be a natural metabolite of amoxicillin in human urine. This impurity also exhibits anti-inflammatory activity, which may be due to its ability to inhibit prostaglandin synthesis.</p>

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

<p>Terbinafine is a drug used in the treatment of onychomycosis, tinea versicolor and dandruff. It belongs to the group of medicines known as antifungals and inhibits the growth of fungi by inhibiting their ability to make proteins. Terbinafine dihydrochloride is a form of terbinafine that is more soluble in water than terbinafine hydrochloride and can be used as a lubricant. Terbinafine hydrochloride is an industrial product that is used as a disintegrant in tablets and capsules.</p>

<p>Azaperone-d4 is an analog of Azaperone, a potent antipsychotic drug. This medicinal compound has been shown to have anti-tumor properties and can inhibit the growth of cancer cells by inducing apoptosis. It acts as a kinase inhibitor, which plays a crucial role in regulating the cell cycle and promoting cell survival. Azaperone-d4 has been tested on human cancer cell lines and has demonstrated significant anticancer activity. This compound has also been used in Chinese traditional medicine for its protein kinase inhibitory effects, making it a promising candidate for future cancer therapies. Overall, Azaperone-d4 is a powerful tool for researchers studying the mechanisms of cancer cell growth and developing new treatments for this devastating disease.</p>

<p>The objective of this project is to design a microcontroller-based system that can monitor and diagnose the level of damage in a composite material. The system will consist of an array of sensors, actuators, and microcontrollers that are connected by a wireless network. The sensors will measure the levels of damage at each point within the composite material. The actuators will provide feedback to the sensors, adjusting their frequency and amplitude based on the level of damage detected. Microcontrollers will be responsible for analyzing data from the sensors and diagnosing any faults in the system. A miniaturized dry skin patch could be used as an alternative to traditional wet skin tests for monitoring skin health.</p>

<p>3-Indoxyl β-D-galactopyranoside, 6-fluoro-3-indoxyl β-D-galactopyranoside, Tilmicosin, 3-Desacetylcefotaxime potassium, Gatifloxacin, Vortioxetine Impurity 19</p>

<p>Roflumilast impurity A is a metabolite of roflumilast. It is a drug product that is used as an analytical standard for the determination of roflumilast in HPLC analysis. Roflumilast impurity A is not natural and is synthetic. It has been shown to be a substrate for CYP1A2, CYP2C8, CYP2C9, and CYP3A4 enzymes. Studies have shown that it may be involved in the metabolism of roflumilast through hydroxylation and deamination.</p>

<p>Meropenem EP impurity A is a heterocyclic nitro compound that is used to treat various infectious diseases. Meropenem EP impurity A is an inhibitor of the toll-like receptor, which is a protein that recognizes and binds to bacterial lipopolysaccharide and mediates inflammation. This drug may be effective in treating colorectal carcinoma, autoimmune diseases, chronic bronchitis, cancer, and other inflammatory diseases. Meropenem EP impurity A also has anti-cancer properties due to its structural similarity with the chemotherapeutic agent 5-fluorouracil. Meropenem EP impurity A inhibits the synthesis of proteins by binding to the aminoacyl-tRNA synthetase enzyme and blocking the production of proteins vital for cell division.</p>

<p>Clarithromycin EP Impurity A is an analytical standard for clarithromycin. Clarithromycin EP Impurity A is a white to off-white powder that is soluble in methanol, acetone, and chloroform. It has a molecular weight of 459.23 Da and the chemical formula C18H26N2O5S. Clarithromycin EP Impurity A is an impurity found in clarithromycin that has been isolated from the product by high-performance liquid chromatography (HPLC) and confirmed by nuclear magnetic resonance spectroscopy (NMR). Clarithromycin EP Impurity A can be used as a reference standard for pharmacopoeia testing or as a research and development sample for drug development. It can also be synthesized from natural or synthetic sources.</p>

<p>Empagliflozin S-furanose is a Custom synthesis drug product. It is an analytical standard with CAS No. 1620758-32-8, and it is used in research and development of new drugs. Empagliflozin S-furanose has been found to be a metabolite of empagliflozin, a drug that is used to treat type 2 diabetes mellitus. It is also used as an impurity standard for HPLC analysis of empagliflozin because it does not have any biological activity.</p>

<p>Ivermectin EP Impurity J is a custom synthesis that has been designed for pharmacological research and development. It is a highly pure, synthetic compound that can be used as a drug product or in the synthesis of other drugs. Impurity J is not found in nature, but can be synthesized from natural materials. Ivermectin EP Impurity J is a metabolite of ivermectin, which is produced by the metabolism of avermectins. The impurity standard for this compound is set by the pharmacopoeia and it must comply with analytical standards to ensure purity.</p>

<p>Ticagrelor is a drug that is used for the prevention of stroke and death in people who have had a recent heart attack. The active ingredient in this drug is ticagrelor acetate, which is an impurity standard. Ticagrelor acetate selectively binds to the P2Y12 receptor on platelets and blocks the ADP-induced activation of the receptor, preventing platelet aggregation. This chemical has been shown to reduce thrombus formation and improve survival rates after a heart attack. TICAGRELOR ACETATE: Ticagrelor is a drug that is used for the prevention of stroke and death in people who have had a recent heart attack. The active ingredient in this drug is ticagrelor acetate, which is an impurity standard. Ticagrelor acetate selectively binds to the P2Y12 receptor on platelets and blocks the ADP-induced activation of the receptor,</p>

<p>Please enquire for more information about Clopidogrel EP Impurity B hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Ciprofloxacin ep impurity C is a synthetic compound. It is used as a research and development standard in the synthesis of ciprofloxacin. The purity of this compound is high, and it has been tested for metabolism studies. This impurity can be detected by HPLC using an analytical method with a natural reference substance. This impurity has not been evaluated for pharmacopoeia or CAS number.</p>

<p>(3S,4R)-Tofacitinib is a rhombic and paramagnetic compound with a Curie point of approximately 10.6°C. It is soluble in nonpolar solvents such as benzene and toluene. (3S,4R)-Tofacitinib has been shown to have magnetic properties that are dependent on the temperature and the frequency of the applied magnetic field. The paramagnetic resonance spectra were observed at 18°C and 32°C, while the paramagnetic resonance spectrum was observed at -2°C. The octahedral interactions are likely due to the presence of six different types of iron ions in the crystal structure.</p>

Please enquire for more information about (3α,5β,7α,22E)-3,7-Dihydroxychol-22-en-24-oic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page

<p>(R,R)-Montelukast bis-sulfide is a drug product that is used in the analytical and research and development of drugs. It is also used as an impurity standard for HPLC. (R,R)-Montelukast bis-sulfide has been shown to have niche applications in drug development and research, as well as being a high purity API.</p>

<p>3-Dimethylaminopropyl-2-benzylaminobenzoate hydrochloride is a versatile compound with various characteristics and applications. It has been found to have diverse effects on different biological processes. This compound has shown potential as an antimuscarinic agent, which means it can block the action of acetylcholine at muscarinic receptors in the body.</p>

<p>Gentamicin Impurity</p>

<p>Glycopyrrolate related B is a drug product that belongs to the class of drugs for research and development. It is a natural metabolite of glycopyrrolate and is used as an analytical standard. The metabolite can also be used as a synthetic intermediate or impurity standard in pharmaceutical production. It has been shown that glycopyrrolate related B has niche applications in drug development and metabolism studies. Glycopyrrolate related B is not found in the pharmacopeia, but it can be synthesized by reacting the corresponding amine with pyrrole-2-carboxaldehyde.</p>

<p>N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is a cavity inhibitor that has inhibitory activity against polymerization. It also reacts with chloride and alkene, which can be used to synthesize an amide. N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is reactive and has a hydroxyl group, which can react with methyl sulfone in the environment. This agent has been shown to have anticancer activity in cell lines and tumor models.</p>

<p>Clindamycin-B2-phosphate is a drug product with CAS No. 54887-31-9 that is used as an analytical reference standard. It is metabolized in animals and humans to form clindamycin, which has been shown to bind to ribosomes and inhibit protein synthesis. Clindamycin-B2-phosphate also binds to DNA gyrase and topoisomerase IV, inhibiting their activity. This drug product has been shown to be effective against methicillin resistant Staphylococcus aureus (MRSA) and Clostridium perfringens, although it is not active against acid-fast bacteria such as Mycobacterium tuberculosis or Mycobacterium avium complex.</p>

<p>Linagliptin impurity G is an impurity in the drug product Linagliptin. It is a natural substance and its CAS number is 668270-11-9. Impurity G can be synthesized from L-phenylalanine and cyclohexane carboxaldehyde in a two step process. The first step involves the reaction of L-phenylalanine with cyclohexane carboxaldehyde to yield methylcyclohexanecarboxylate, which then undergoes hydrolysis to give phenylcyclohexanol. In the second step, phenylcyclohexanol reacts with hydrochloric acid to produce phenylcyclohexanone, which is then oxidized with hydrogen peroxide to yield impurity G. Impurity G can also be found in the pharmacopoeia as a high purity HPLC standard for linagliptin.</p>

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

<p>Vildagliptin Related Compound 2 is a synthetic compound that has been shown to be an inhibitor of DPP-4. It is a white solid that can be synthesized by condensation of vildagliptin with chloroacetyl chloride in the presence of an alkali. The compound was found to have impurities, including 1-(2-chlorophenyl)ethanol and 3-chlorobenzaldehyde.</p>

<p>Ertapenem Ring Open Impurity is an impurity standard for research and development. It is a synthetic metabolite that is not present in the drug product. Ertapenem Ring Open Impurity is used as a standard to measure the purity of drugs, and it can be used as a reference material in pharmacopoeia and drug development. This impurity is also used in metabolism studies to determine the extent of conversion of ertapenem into its metabolites.</p>

<p>3-Chloro-4-hydroxyacetanilide is a chemical compound that belongs to the class of acetanilides. It has long-term toxicity and is used as a drug substance in the production of aniline derivatives. 3-Chloro-4-hydroxyacetanilide has been shown to be carcinogenic in hamsters. The long term exposure to this chemical was shown to cause liver damage and increased incidence of tumours in rats. This drug also contains impurities and traces of chloride, chlorine, and thionyl chloride, which are toxic substances that can cause irritation or burns on contact with skin or eyes.</p>

Diflorasone 17-propionate is a synthetic corticosteroid with the chemical name of 9,11-difluoro-17-hydroxy-16-methylpregna-1,4,9(11)-trienoic acid 17-propionate. It is an impurity standard in the manufacture of diflucortolone acetate. Diflorasone 17-propionate is used in drug development and analytical studies for its high purity and pharmacopoeia quality. Its metabolite profile has been investigated using HPLC with UV detection. Metabolism studies have been conducted to determine the metabolic pathway of diflorasone 17-propionate in humans.

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

<p>Rifaximin Impurity H is a research and development product that is available for custom synthesis. It is characterized by its high purity, analytical results, and natural origin. Rifaximin Impurity H has been shown to be a metabolite of the drug rifaximin and may be an impurity standard for HPLC analysis. This custom synthesis can also be used in pharmacopoeia standards and as a research tool for drug development.</p>

<p>(R)-Sitagliptin rac-fumarate adduct is an analytical reference material and impurity standard. It is a natural product that is synthesized using a custom synthesis with analytical data available. The impurities of the synthetic process are well defined, with the exception of (1) an unknown peak at retention time 9.7 min and (2) a peak at retention time 12.5 min that may be due to the presence of fumaric acid or its derivatives. This product can be used for drug development research and development, as well as for establishing HPLC standards for pharmacopoeia testing.</p>

<p>Atorvastatin is a drug product with an impurity of atorvastatin cyclic sodium salt (isopropyl). The synthesis of this compound can be found in the natural and synthetic routes. Impurity standard is used to identify impurities in drugs and is necessary for pharmacopoeia, research and development, and analytical work. This compound has been shown to have high purity, analytical, metabolism studies, natural, drug development, and pharmacopoeia. CAS No. 1316291-19-6 is the impurity standard for this compound.</p>

<p>Pitavastatin N-oxide is a drug product that is an analytical standard and natural API impurity. It is used in the synthesis of other drugs, such as pitavastatin, which is a statin drug used to lower cholesterol levels. Pitavastatin N-oxide has been shown to be a potent inhibitor of HMG-CoA reductase, the enzyme that catalyzes the conversion of 3-hydroxy-3-methylglutaryl coenzyme A (HMG-CoA) to mevalonate. This inhibits cholesterol production and lowers levels of low density lipoprotein (LDL) cholesterol in the blood.</p>

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

<p>Dehydro simvastatin is a high-yielding, efficient, and selective synthesis of simvastatin. It is prepared from the commercially available (2S)-2-[(1E,3R)-3-hydroxybut-1-enyl]oxirane using a three-component reaction with chlorotrimethylsilane and sodium chloride to yield the desired product in good yields. The reaction can be performed in a variety of solvents including dichloromethane, chloroform, tetrahydrofuran, or methanol. Dehydro simvastatin has been used for pharmaceutical formulations as an active ingredient of HMG CoA reductase inhibitors. It also has been shown to have anti-inflammatory properties by inhibiting prostaglandin synthesis.</p>

<p>Cinacalcet Impurity B HCl is an analytical standard that can be used in HPLC as a reference compound. It is also a metabolite of Cinacalcet and has been shown to have affinity for calcium channels. This impurity is found in Cinacalcet at a concentration of less than 1%.</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>(1S,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid methyl ester is a synthetic molecule that is used as an analytical standard for HPLC. It is also used in the research and development of drugs. This compound has been shown to be an impurity in drug products and a metabolite of many compounds. (1S,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4]-b]indole carboxylic acid methyl ester has a molecular weight of 372.64 grams per mole and the</p>

<p>1-Oxo mirtazapine is a metabolite of mirtazapine. It is a synthetic compound and is not found in nature. This product is a research and development impurity standard for the preparation of drug product, which has been synthesized to be highly pure. The material is used for drug development, including pharmacopoeia requirements for analytical studies and metabolism studies. 1-Oxo mirtazapine has been shown to have niche applications in pharmacopoeia and as an HPLC standard.</p>