APIs per la ricerca e le impurità

Oxybutynin EP impurity A is a metabolite of oxybutynin, an antispasmodic drug. It has been shown to have immunomodulatory effects in a rat model of adjuvant arthritis. Oxybutynin EP impurity A is the major metabolite of oxybutynin and has been shown to be pharmacologically active in humans.

Adx 10059 hydrochloride is a synthetic drug that is used in research and development. It is an impurity standard for the manufacture of drugs and drug products. Adx 10059 hydrochloride is also used as a high-purity reagent in pharmacopoeia and drug development, as well as in analytical chemistry. The compound has been shown to be metabolized by the liver, with metabolites being excreted through urine. This product may also have effects on acetylcholine release, which may make it useful in the treatment of Parkinson's disease.

Palbociclib Impurity F is a high purity synthetic intermediate for the production of Palbociclib. It is made by reacting 4-chloro-3-[4-(4-methylpiperidinium)butyl]benzoic acid with 3,5-dichloro-2-hydroxybenzaldehyde in the presence of triethylamine and 2,6-diisopropylaniline. This product has been shown to be metabolized through an oxidation process to form metabolites that are structurally similar to those found in urine. The chemical structure of this impurity can be found in CAS No. 851067-56-6.

Varenicline N-oxide is a synthetic drug product. It is the metabolite of varenicline, which is used as an aid to smoking cessation. Varenicline N-oxide has shown anti-inflammatory properties in vitro and in vivo, and may be useful for treating inflammatory diseases. Varenicline N-oxide also has been shown to inhibit the production of nitric oxide in macrophages and prevent the release of tumor necrosis factor alpha by macrophages.

3-Keto fluvastatin sodium is a high purity, analytical, API impurity, HPLC standard, Drug development, niche, drug product and Impurity standard. 3-Keto fluvastatin sodium is used in the research and development of drugs. It is also used in the analysis of pharmaceuticals and other chemicals. 3-Keto fluvastatin sodium has been shown to have pharmacological properties with respect to lowering cholesterol levels.

2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene is an impurity found in sulfasalazine. It is a metabolite that is formed by the P450 system in the liver. The metabolic process of 2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene has been studied in detail and has been shown to be a major contributor to the pharmacokinetic profile of sulfasalazine. This substance also exhibits antimicrobial activity and inhibits the growth of bacteria, fungi, and viruses.

Ceftazidime impurity H is a by-product that can be found in the synthesis of ceftazidime. It has been detected using magnetic separation and UV detection. Ceftazidime impurity H is an antibacterial agent that inhibits bacterial growth. This antibiotic binds to the 50S ribosomal subunit, preventing protein synthesis and cell division.

Regadenoson Impurity 28 is an analytical standard and research and development impurity. It is a high-purity, synthetic, drug product impurity that can be used as a reference material for HPLC. This drug impurity is also available in a custom synthesis service. Regadenoson Impurity 28 is an API impurity that can be used in the development of drugs. It has been shown to have pharmacopoeia purity standards and niche applications. Regadenoson Impurity 28 is metabolized by cytochrome P450 enzymes to form active metabolites that are not active against the beta-1 adrenergic receptor in rat heart cells, but are active against the alpha 1 adrenergic receptor in rat vascular smooth muscle cells.

KM91104 is a potent inhibitor of protein kinases that has been shown to induce apoptosis in cancer cells. It is derived from a traditional Chinese medicinal plant and has demonstrated anticancer activity against various human cancer cell lines. KM91104 specifically targets the cell cycle and inhibits tumor growth by blocking the activity of certain proteins involved in cell division. This compound has also been found in urine samples, indicating that it may have potential as a diagnostic marker for cancer. Overall, KM91104 shows promising potential as an effective and selective inhibitor for the treatment of cancer.

6-O-Desmethyl moxonidine is a drug product that is a metabolite of the parent compound, moxonidine. It has been shown to be an impurity in the API (active pharmaceutical ingredient) and is used as an analytical standard for HPLC. 6-O-Desmethyl moxonidine is synthetically prepared and can be found in natural sources, such as plants or animals. The metabolism studies indicate that the substance is excreted unchanged in urine following oral administration and undergoes extensive hydrolysis in liver microsomes to yield 4-hydroxy-3-(3-hydroxymethylpiperidinopropyl) piperidine, which is then oxidized to 3-(4-hydroxypiperidinopropyl)-1H-1,2,4-triazole. This product may cause skin irritation.

Desmethyl dehydro lercanidipine is a metabolite of lercanidipine, an antihypertensive agent. Lercanidipine is a dihydropyridine calcium channel blocker that inhibits the influx of calcium ions into cardiac muscle cells and vascular smooth muscle cells. The desmethyl form of lercanidipine has been shown to have anti-inflammatory effects in rats with experimental arthritis. It has also been shown to inhibit the production of inflammatory cytokines in lipopolysaccharide-stimulated human peripheral blood mononuclear cells.

Please enquire for more information about Minocycline EP Impurity H including the price, delivery time and more detailed product information at the technical inquiry form on this page

Regorafenib metabolite M2 oxide (M2O) is a cancer drug that is an inhibitor of multikinase. It was developed as a prodrug for regorafenib, which is used to treat patients with metastatic colorectal cancer and has been shown to be effective against other cancers, such as lung and pancreatic cancer. M2O inhibits the efflux of drugs from cells by binding to the transporter protein P-glycoprotein. This prevents the accumulation of toxic concentrations of regorafenib in cells, which are responsible for its side effects, such as diarrhea and liver damage. The uptake of M2O by cells is also inhibited by light and acidic conditions. Oral administration of M2O leads to increased exposure to regorafenib in the body because it is not metabolized by CYP3A4 enzymes.

Lisinopril is a drug product that is used to treat high blood pressure, heart failure and other conditions. It belongs to the class of angiotensin-converting enzyme inhibitors and has been shown to inhibit the activity of angiotensin I converting enzyme (ACE) in the body, which leads to increased levels of bradykinin, an important peptide in inflammation. Lisinopril is a metabolite of cilazapril and lisinoprilat, both of which are prodrugs. Lisinopril has been shown to be effective in reducing blood pressure and improving survival rates in patients with heart failure.

Sunitinib impurity G is a research and development impurity that is found in the process of synthesizing sunitinib. Sunitinib impurity G is an analytical standard that is soluble in methanol and is suitable for HPLC analysis. It has been shown to have high purity, excellent stability, and a low level of toxicity.

Esomeprazole Impurity Q is a drug product. It is an impurity standard of esomeprazole, CAS No. 131428-60-1, which is used in the development of drugs and as an analytical reagent. It is synthesized from natural materials and has a purity of 99%. The metabolite can be found in animal and human metabolism studies. Esomeprazole Impurity Q is used for niche purposes such as HPLC standards, analytical reagents, or pharmacopoeia reference substances.

Desmethyl dabrafenib is a synthetic drug product that is used in research and development. It is an impurity standard for dabrafenib, a prodrug of dabrafenib which has been shown to inhibit the growth of cancer cells by inhibiting the synthesis of proteins. Desmethyl dabrafenib is metabolized through CYP3A4/5-mediated oxidation and glucuronidation. It also undergoes phase I metabolism through CYP1A2 and 2C19, leading to formation of a major metabolite with no activity. This compound has been shown to have natural sources in plants such as rhubarb and soybeans.

Rjr 2429 dihydrochloride is a tumor promoter that has been shown to induce tumor growth in tissues and in cell culture. It inhibits the proliferation of tumor cells by binding to retinol-binding protein, thereby preventing the uptake of vitamin A. Rjr 2429 dihydrochloride also induces the production of flavanones, which are known to be inhibitors of proliferative processes. This compound has been studied for its ability to prevent retinopathy and has been shown to inhibit light-induced photoreceptor degeneration in rats.

N-Formyl leurosine is an inhibitor of fatty acid synthesis. It has been shown to inhibit the growth of solid tumours in mice and rats, but not in dogs. The mechanism by which N-formyl leurosine inhibits tumour growth is unknown. This compound is a formylating agent, which means that it can be used to form an aldehyde group from formaldehyde. This group has been implicated in the antitumour activity of N-formyl leurosine.

Irinotecan is a drug product that is used in the treatment of cancer. It is a prodrug that must be activated by metabolism to its active form, SN-38. Irinotecan lactone impurity is an impurity standard and has been shown to have analgesic properties in mice. It has also been shown to inhibit the growth of colon cancer cells.

9-(1,3-Dioxolan-2-ylmethyl)-3,9-dihydro-1,3-dimethyl-1H-purine-2,6-dione is a metabolite of the drug 9-(1,3-Dioxolan-2-ylmethyl)-1,3,9 dihydrobenzo[g]pteridine. It is an impurity in the synthesis of 9-(1,3 Dioxolan 2 ylmethyl)-3,9 dihydrobenzo [g]pteridine. The purity of this compound is > 99%, with a melting point range of 233 to 235 °C and a molecular weight of 244.24 g/mol. It is soluble in methanol and acetonitrile. This compound has been characterized by IR spectroscopy (ATR), 1H NMR (400 MHz) spectroscopy (CDCl 3 ), and mass spectrometry (HRMS

Rotigotine Impurity 18 is a drug product that is an analytical standard for impurities. It is a synthetic impurity that is not found in natural sources. Rotigotine Impurity 18 has been used as a pharmacopoeia reference in the development of rotigotine, which is used to treat Parkinson's disease. This synthetic impurity has been extensively studied for its metabolism and toxicity properties.

Pyrimido[1,2-a]purin-10(1H)-one is a cytotoxic drug used in the treatment of various cancers. It is an analog of purine nucleoside and has been shown to inhibit mitochondrial functions and nuclear DNA synthesis, as well as to induce malondialdehyde production. Pyrimido[1,2-a]purin-10(1H)-one also inhibits protein synthesis by methyltransferase inhibition. The detection sensitivity of pyrimido[1,2-a]purin-10(1H)-one has been demonstrated using titration calorimetry on sephadex g-100 columns. This compound is not active against E. coli K12 but is active against other bacteria including Staphylococcus aureus isolates that are resistant to methicillin.

N-4,5[Acetylamino)methyl]desmopressin is a synthetic drug product that is used as an analytical standard for the identification and quantitation of desmopressin in pharmaceutical preparations. It is also used as an impurity standard for HPLC analysis. This product has been synthesized using a custom synthesis process, and has been shown to be suitable for use in drug development and research and development. N-4,5[Acetylamino)methyl]desmopressin is also available as a high purity HPLC standard that meets pharmacopoeia requirements.

Glipizide EP Impurity F is a synthetic impurity that is used as a research and development impurity standard. It has high purity and is pharmacopoeia grade. Glipizide EP Impurity F is also a metabolite of the drug product Glipizide and has been shown to have analytical applications for pharmacokinetic studies. It can be synthesized from natural materials or can be custom synthesized depending on the needs of the customer.

Remdesivir impurity 3 HCl is a drug product that is a metabolite of Remdesivir. It has been shown to be a natural, synthetic and research and development impurity standard for HPLC analysis. CAS No.: 2096981-79-0

Fluocortolone Impurity 4 is a drug product that is custom synthesized to meet the high purity requirement of analytical standards. This research and development grade standard is used in metabolism studies, as well as pharmacopoeia. Fluocortolone Impurity 4 is a natural metabolite of fluocortolone and has been shown to inhibit the growth of bacteria by disrupting protein synthesis. It can be found in the urine, feces, and plasma of humans. Fluocortolone Impurity 4 has been shown to have anti-inflammatory effects and may be an effective treatment for arthritis.

Sacubitril methyl ester is a drug product that belongs to the group of angiotensin receptor blockers. It is a prodrug that is metabolized in vivo to its active form, sacubitril. Sacubitril methyl ester has been shown to be effective in reducing morbidity and mortality in patients with chronic heart failure.

Dihydrexidine hydrochloride is a phosphate ion transport inhibitor that binds to the acetylcholine transporter, and inhibits the uptake of acetylcholine in the brain. It is used as an opioid analgesic, as well as to treat depression, cognitive disorders, and Parkinson's disease. Dihydrexidine hydrochloride binds to the catechol-O-methyltransferase (COMT) enzyme and prevents it from breaking down dopamine. This leads to increased levels of dopamine in the synapse and enhanced transmission of nerve impulses between neurons. Dihydrexidine hydrochloride also has been shown to bind to antigen molecules on cells, which may be important for its antiviral properties.

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.

Brexpiprazole impurity 10 is a drug product that is used as an analytical reference standard for the quality control of brexpiprazole. This drug product is a synthetic substance with a high purity and is designed for use in HPLC analyses. This impurity can be used as a reference to identify other metabolites of brexpiprazole, such as 3-desacetyl-brexpiprazole, which are not necessarily identified by mass spectrometry. The CAS number for Brexpiprazole impurity 10 is 15116-41-3 and it has been assigned the IUPAC name 2-[2-[(2S)-2-[[(3S)-3-[4-(1,1-dimethylethyl)phenoxy]propyl]amino]-3-methylbutanoyl]-1H-indol-5-yl]acetic acid.

Mesulergine hydrochloride is a drug that inhibits the dopamine and serotonin receptors. It has been shown to have an effect on rats' serum prolactin levels, food composition, and protein transport in the striatum. Mesulergine hydrochloride can also decrease 5-HT7 receptor binding and increase dopamine release from nerve terminals in the rat brain. This drug has synergistic effects with other drugs when used in combination, such as gamma-aminobutyric acid (GABA) or benzodiazepines.
Symptoms of mesulergine hydrochloride include psychotic disorders, anxiety, depression, hallucinations, sleep problems, and suicidal thoughts. These symptoms may be due to mesulergine's effect on 5-HT2C receptors.

Lysolecithin is an analog of the phospholipid lecithin that has been shown to have anticancer properties. It works by inhibiting kinases, which are enzymes that play a crucial role in cell signaling and regulation. Lysolecithin promotes apoptosis, or programmed cell death, in cancer cells, making it a promising medicinal agent for the treatment of tumors. Studies have also shown that lysolecithin can inhibit protein kinase activity in human urine and inhibit the growth of cancer cells in Chinese hamsters. This compound may prove to be a valuable tool in the development of kinase inhibitors for cancer therapy.

5-Desbromo, 5-chloro brimonidine is a drug product that is used as an analytical standard. It has been shown to be metabolized by CYP3A4 and CYP2D6 enzymes.

Spirolaxine is a coumarin derivative that has been shown to have anti-cancer properties. It was isolated from an extract of the fungus Spirolaxine, which was found in the gastroduodenum (gut) of a frog. The structure of spirolaxine is similar to that of retinoic acid, and it has been shown to inhibit cancer cell proliferation. Spirolaxine also inhibits the production of proinflammatory cytokines in mice with colitis. This drug has not yet been tested for its ability to treat other diseases, such as diabetes, but may be able to regulate blood sugar levels by inhibiting insulin secretion and increasing glucose uptake by cells.

Salbutamol Impurity D is a chiral, metal chelator impurity of the drug substance Salbutamol. It is a prodrug that is hydrolyzed to its active form, salbutamol sulfate, in vivo. Salbutamol Impurity D binds to chloride ions and has been shown to be an interferent for many analytical methods. The reversed-phase chromatography retention time for Salbutamol Impurity D is about 10 minutes shorter than for Salbutamol sulfate.

Methyl 2-hydrazinecarboxylate, also known as methylene diazohydroxide, is a synthetic compound. It has been used in research and development as an analytical standard and impurity standard for HPLC methods.

Streptonigrin is an anticancer drug that is derived from the bacterium Streptomyces flocculus. It has been shown to induce apoptosis in cancer cells by inhibiting various kinases, including cyclin-dependent kinases and protein kinases. Streptonigrin has been found to be effective against a variety of tumors, including those of Chinese hamster ovary cells and human urine-derived cancer cells. This inhibitor analog also has a potent inhibitory effect on tumor growth in vivo.

Deschloro-zopiclone is a drug product that is custom synthesized for research and development purposes. It is a synthetic drug that has been shown to have pharmacological properties in the treatment of insomnia. Deschloro-zopiclone is metabolized by hydrolysis, oxidation and conjugation, with the major metabolites being 2,5-dimethoxybenzoic acid and 2-hydroxy-5-methoxybenzoic acid. The metabolite 2,5-dimethoxybenzoic acid has been shown to be responsible for the hypnotic effects of deschloro-zopiclone.

5-Oxo Rosuvastatin is a drug product that has been synthesized from natural ingredients. It is an analytical standard for the impurity, 5-oxo-rosuvastatin, which is a potential impurity in the API, rosuvastatin. This drug product has been custom synthesized in order to provide an Impurity Standard for HPLC. This drug product is also used as a Synthetic Reference Standard for Drug Development and Research and Development.

Ajoene is a natural compound that has been shown to have antimicrobial properties, as well as an ability to inhibit the growth of tumor cells. Ajoene is also a potent inhibitor of dextran sulfate proteoglycan synthesis in vitro and has been shown to produce a hypoglycemic effect in vivo. Ajoene has been shown to be active against Gram-positive bacteria and fungi and may have potential applications for the treatment of infectious diseases. Further research is needed to determine whether ajoene may be used as an antioxidant or neuroprotective agent.

1,5-Bis(4-pyridyl)pentane is a coordination polymer that can be used in the preparation of polymers. It is bifunctional and has coordination properties. This compound is made up of two pyridine rings linked to an ethyl group via a pentane chain. The cationic form of this compound is used for the preparation of some polymers. The crystal structure for 1,5-bis(4-pyridyl)pentane was determined by X-ray crystallography and found to have a layered topology with hydrogen bonding.

Please enquire for more information about 1-Benzyl-4-methylpiperidin-3-ol 4-methylbenzenesulfonate including the price, delivery time and more detailed product information at the technical inquiry form on this page

Hydroxy cyclophosphamide semicarbazone-d4 is an analytical standard used to monitor the purity of a drug product. It can be used as a reference compound to determine the identity of impurities in a drug product. Hydroxy cyclophosphamide semicarbazone-d4 has been found to be an impurity in some drugs, such as dihydroxycyclophosphamide and hydroxyclorambucil. The chemical name for this substance is 4-[bis(2-chloroethyl)amino]benzoic acid hydroxycyclobutyl ester, and it is used in the synthesis of 3-(1-naphthyl)propionic acid semicarbazide and 2-methyl-2-nitropropane sulfonate. Hydroxy cyclophosphamide semicarbazone-d4 is also a metabolite that is formed when hydroxy cyclophosphamide is broken down by the liver or kidney.

Rac-keto labetalol is an active substance that belongs to the group of pyrazole derivatives. It is a racemic mixture of two enantiomers, (+)-labetalol and (-)-labetalol. Rac-keto labetalol is an antihypertensive drug that has been shown to be effective in lowering blood pressure in animal experiments. Rac-keto labetalol inhibits the activity of beta-adrenergic receptors, resulting in decreased heart rate, cardiac output, and peripheral vascular resistance. Rac-keto labetalol binds to alpha 1-adrenergic receptors but has no affinity for alpha 2A or alpha 2B adrenergic receptors. The hydrochloric acid used in the preparation of rac-keto labetalol reacts with lactide to form acetic acid and hydrochloric acid ester. This reaction is catalyzed by triphosgene, which also serves as a solvent for the