APIs pour la recherche et les impuretés

Bupivacaine N-oxide is a synthetic local anesthetic drug. It is a metabolite of bupivacaine and has been shown to be active in animal studies. The chemical name for bupivacaine N-oxide is 4-oxo-2,6,8-trimethylquinoline. Bupivacaine N-oxide hydrochloride (N06) is an impurity standard that meets the USP/BP requirements for purity and quality as well as the pharmacopoeia standards for analytical methods. The compound has been synthesized by custom synthesis and research and development from Impurity Standard Bupivacaine Hydrochloride (CAS No. 1796927-05-3). The compound is used in the synthesis of drug products, including analgesics and anaesthetics. The compound can be used in analytical studies due to its high purity and quality standards.

Pirtenidine is a potent and selective kinase inhibitor that has been shown to inhibit the activity of cyclin-dependent kinases. It has demonstrated promising results in preclinical studies as an anticancer agent, inducing apoptosis in cancer cells. Pirtenidine is an analog of protein kinase inhibitors, which have been used to treat various types of tumors. It has been found to be effective against human cancer cell lines and has shown significant tumor growth inhibition in animal models. Pirtenidine has also been reported to be a potent urine inhibitor of Chinese hamster ovary cells, making it a promising candidate for the treatment of urinary tract cancers.

Pregabalin is an anticonvulsant drug that is used to treat epilepsy, neuropathic pain, and generalized anxiety disorder. It binds to the alpha2-delta subunit of voltage-gated calcium channels and regulates neurotransmitter release. Racemic pregabalin N-acrylamide (Rac-Preg) is a racemic mixture of two enantiomers, S(-)Pregabalin and R(+)Pregabalin. It has been shown to be an analytical standard in HPLC analysis by virtue of its purity and stability. Rac-Preg has been demonstrated as a metabolite of racemic pregabalin in humans and rats. Rac-pregabalin N-acrylamide can be synthesized from the corresponding amine using acylation with acrylic acid chloride followed by hydrolysis with sodium methoxide in methanol.

Olsalazine sodium EP impurity F
CAS No.:
Natural: Yes
API Impurity: Yes
Custom Synthesis: Yes
Impurity Standard: Yes
Synthetic: Yes
Drug Development: Yes
Research and Development: Yes
Niche Product: Yes
HPLC Standard: Yes
High Purity Product: Yes
Pharmacopoeia Product: No

FR183998 is an anticancer drug that is derived from Chinese urine. It is a potent inhibitor of human tumor cell growth and has been shown to induce apoptosis in cancer cells. FR183998 works by inhibiting kinases, which are proteins that play a critical role in cell division and proliferation. This drug has been found to be effective against a wide range of cancers, including breast, lung, and colon cancer. Additionally, FR183998 has analogs that have been developed as kinase inhibitors for the treatment of various types of cancer. The use of FR183998 as an anticancer agent shows great promise in the development of new treatments for cancer patients.

2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] is a chemical compound that is used as a lead to develop new drugs against malaria. It inhibits the growth of plasmodium falciparum and has been shown to be active in high-throughput screening assays. 2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] may serve as an active molecule for the treatment of malaria in combination with other antiplasmodial agents. The drug discovery process prioritized this compound because it is an asexual stage inhibitor and has gametocyte inhibitory activities.

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Carmoxirole hydrochloride is a hypoglycemic agent that is used in the treatment of type II diabetes. It is an analog of pergolide mesylate, which is a dopamine receptor agonist and has been shown to cause carcinogenesis in laboratory animals. Carmoxirole hydrochloride is synthesized from the reaction of 3-hydroxy-2-quinuclidinyl benzilate with chloroacetaldehyde, followed by hydrolysis of the ester linkages with hydrochloric acid. It has a particle size of less than 10 μm and exhibits high lipophilicity as it passes through cell membranes and into the intracellular fluid. The drug acts on all types of receptors, including alpha 1-, alpha 2-, beta 1-, beta 2-, and dopaminergic receptors.

5-O-Desethyl amlodipine is a metabolite of amlodipine. It has been used as an analytical reference standard for the determination of amlodipine and its metabolites in human plasma and urine. 5-O-Desethyl amlodipine has been reported to be excreted in human breast milk at a concentration that is about 20% of that found in maternal plasma. The drug product is manufactured by HPLC and is classified as a high purity pharmaceutical drug, which means it is free from extraneous substances such as other drugs, proteins, or bacteria.

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

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.

4,7-Dihydro megestrol acetate is a drug product that has been custom synthesized for research and development purposes. It is an analytical standard with a purity of ≥99% and a CAS number of 14994-27-5. Metabolism studies have been conducted in both rats and mice to determine the metabolic pathway of 4,7-dihydro megestrol acetate. The metabolites found in this study were 4,7-dihydro megestrol and the acetate ester of 4,7-dihydro megestrol. Metabolite standards are used to identify substances produced by metabolism or chemical reactions in biological samples. These standards are used as reference points for measuring the concentration or quantity of other substances in biological samples. Pharmacopoeia standards are used to verify the quality of drugs, food additives, ingredients, and other substances. They also serve as reference points for identifying impurities in substances that may be harmful

Simvastatin impurity K is a research and development substance that is used for the synthesis of drug products. This compound is custom synthesized, and its CAS number is 607-33-0. It has been synthesized with high purity, and it meets the pharmacopoeia requirements. Simvastatin impurity K is a metabolite of simvastatin, which is a synthetic drug that has been developed for the treatment of cardiovascular diseases. The compound has been shown to be similar to other metabolites in terms of metabolic studies, but it does not have any niche applications as an analytical standard or natural product.

Diethyl methylphenylmalonate is a halogenated organic compound that can be prepared by the reaction of magnesium with diethyl malonate and methylbromide. Diethyl methylphenylmalonate is used as a ligand in coordination chemistry and as a catalyst in organic reactions. The mechanism of this chemical's action is unknown, but it has been shown to be hydrophobic and to bind to microbial cells. It also has been demonstrated to have an oxidation catalyst activity. Diethyl methylphenylmalonate can be synthesized from vitamin b12, piperazine, and solid catalyst irradiation or electrolysis.

Dioctyl carbonate is a pharmaceutical preparation used to treat skin conditions. It is a fatty acid ester of carbonic and carbonyl groups in which the two esters are in the same molecule. Dioctyl carbonate is a reaction product obtained by reacting an inorganic acid, such as hydrochloric acid or sulfuric acid, with an alcohol containing two hydroxyl groups and one double bond. This reaction may be facilitated by heating. The film-forming polymer may be polyvinylpyrrolidone, polyvinyl alcohol, or polyacrylic acid. Dioctyl carbonate has been shown to stimulate colony-stimulating factor production and inhibit the proliferation of human epidermal keratinocytes.

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.

N-Desbispropyl-N-pentyl-2-methyl ropinirole is an analytical reference standard. This product is a high purity, drug development, and API impurity. It is a CAS No. 249622-60-4 and has a niche, drug product, and impurity standard. This item is for Research and Development, High purity, Drug development, API impurity, HPLC standard, CAS No. 249622-60-4, niche, drug product, Impurity standard, Metabolite, pharmacopoeia Custom synthesis of natural or synthetic origin.

Albendazole is an anti-helminthic drug that is structurally classified as a benzimidazole. It has been shown to be effective against a variety of helminths, including roundworms, pinworms, hookworms, and tapeworms. Albendazole impurity F is an analytical standard for the determination of albendazole in pharmaceutical products by HPLC. It also serves as a reference substance to establish the purity of drug products containing albendazole and its metabolites. Albendazole impurity F is not considered to be a metabolite of albendazole because it has been shown to be stable under acidic conditions and can be synthesized from other starting materials.

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Bortezomib impurity 76 is an analytical reference material that is used in the development and production of pharmaceuticals. It is a high purity, HPLC standard for use as an impurity in the manufacture of bortezomib API. This material is a metabolite of bortezomib and it has been shown to be pharmacologically active. Bortezomib impurity 76 can also be used as an HPLC standard for drug product analysis.

Roxithromycin impurity E is a metabolite of roxithromycin. It is a yellow powder with a melting point of about 130°C and a molecular weight of 226.14g/mol. Roxithromycin impurity E has been shown to be an inhibitor of CYP3A4 and CYP2D6, as well as an inducer of CYP1A2. This impurity can be used for the research and development of roxithromycin, as well as production of analytical standards for HPLC analysis.

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.

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.

Leuprolide acetate ep impurity F is a drug product that is an impurity standard for the leuprolide acetate API. It is used in analytical and clinical studies to identify the presence of leuprolide acetate impurities, as well as to determine the metabolism of leuprolide acetate. Leuprolide acetate ep impurity F has been shown to be a natural metabolite of leuprolide acetate and have a niche application in pharmacopoeia.

Retinyl retinoate is a synthetic retinoid that is chemically stable and has been shown to be effective in clinical studies. Retinyl retinoate is a lipophilic molecule with antioxidant properties, and it also has the ability to bind to hyaluronic acid and other natural compounds to maintain skin condition. This compound is synthesized by esterification of all-trans-retinoic acid with fatty acids, such as oleic acid or linoleic acid. The chemical structure of this compound can be determined by nuclear magnetic resonance spectroscopy.

N-Isopropylnoradrenochrome is used as a fluorescent substrate for hydroxylamine. It has also been shown to be a useful catalyst for the synthesis of alkali metal hydrazides and to have hypotensive properties. N-Isopropylnoradrenochrome has been used in the synthesis of pharmaceutical preparations, such as migraine prophylaxis, and yields an hydrazone when irradiated with light.

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

Pseudomonic acid D sodium is a drug product that is used for the development of novel drugs. It is a natural metabolite of pseudomonic acid A, which is found in the fungus Pseudomonas sp. Pseudomonic acid D sodium is used as an analytical standard to aid in the identification of pseudomonic acid A and its metabolites. Pseudomonic acid D sodium can be synthesized by reacting 2-chloro-4-nitrobenzene with sodium bisulfate. The synthesis proceeds through a sequence of three reactions, namely nucleophilic substitution, electrophilic substitution, and hydrolysis. The structure of pseudomonic acid D sodium has been confirmed using nuclear magnetic resonance spectroscopy (NMR) and mass spectrometry (MS).

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.

N-[1-[3-(4-Ethoxyphenyl)-3,4-dihydro-4-oxopyrido[2,3-d]pyrimidin-2-yl]ethyl]-4-fluoro-N-(3-pyridinylmethyl)-3-(trifluoromethyl)-benz eneacetamide is a drug product that is used in the development of new drugs. It is an analytical standard for HPLC and was created as a natural metabolite from the antibiotic Cefazolin. N-[1-[3-(4-Ethoxyphenyl)-3,4-dihydro-4-oxopyrido[2,3-d]pyrimidin-2-yl]ethyl]-4 -fluoro -N-(3 -pyridinylmethyl) - 3 (trifluoromethyl) - benzeneacetic acid has been shown to inhibit

2-(4-Formylphenyl)propionic acid is a racemic mixture of 2-formylphenylacetic acid and 4-formylphenylacetic acid. This compound is used in the treatment of bacterial infections and inflammation. It is an organic solution that can be injected, administered orally, or applied topically. The 2-(4-formylphenyl)propionic acid has been shown to have anti-inflammatory properties, but also has side effects such as skin irritation when it is applied topically. This drug can also cause nausea, vomiting, and diarrhea when administered orally.

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.

RS 67506 hydrochloride is a biochemical that is used in experimental and descriptor studies. The ketone group has been found to be an important part of the molecular structure. RS 67506 hydrochloride has been shown to have a number of biological properties, including inhibition of the synthesis of neurotransmitters such as dopamine, serotonin and norepinephrine; it also has anti-nervous system activity. This chemical was also found to inhibit the synthesis of prostaglandin E2 in human neutrophils. It is hypothesized that RS 67506 hydrochloride may inhibit phospholipase A2, which would prevent the release of arachidonic acid from phospholipids into the cell membrane and block the production of eicosanoids.

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.

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N,5-Dibenzyl-5-hydroxy-indole-3-glyoxylamide is a drug product that can be used as an analytical reference standard and an impurity standard. It is used in the development of drugs, including synthetic intermediates and metabolites. N,5-Dibenzyl-5-hydroxy-indole-3-glyoxylamide is a natural metabolite. It has been shown to have antihistamine activity and to inhibit prostaglandin synthesis.

Imiloxan hydrochloride is a diagnostic agent that is used to diagnose Parkinson's disease and other neurological disorders. Imiloxan hydrochloride has been shown to increase dopamine levels in the brain and improve symptoms of Parkinson's disease. Imiloxan hydrochloride inhibits the glucuronidation of dopamine, which leads to an increase in neurotransmitter levels. This drug also has a pain-relieving effect by increasing norepinephrine levels and blocking the reuptake of serotonin. Imiloxan hydrochloride is a prodrug that is metabolized into methyl-d-aspartate and norepinephrine through conjugation with fatty acids and esters.

Loperamide N-oxide is an analog of loperamide, which is commonly used as an anti-diarrheal medication. It has been shown to have potential anti-cancer properties by inducing apoptosis in cancer cells. Loperamide N-oxide has also been detected in urine samples from Chinese individuals, indicating its potential use as a biomarker for cancer diagnosis. This compound has been found to inhibit trypsin-like kinases, which are enzymes involved in cell division and proliferation. In addition, loperamide N-oxide has been shown to inhibit the growth of tumor cells and may have potential as a therapeutic agent for cancer treatment. However, it should be noted that rifampicin and other inhibitors can reduce the effectiveness of loperamide N-oxide against cancer cells. Further research is needed to fully understand the potential benefits and limitations of this compound.

Impurity A is an impurity of the drug product, dexamethasone. The impurity is a natural metabolite of dexamethasone that is found in the urine of patients taking this medication. Impurity A is chemically identified using HPLC and its purity verified using GC-MS and LC-MS. This impurity can be used as a reference standard for analytical purposes and as an impurity standard for pharmacopoeia testing.

Xanthoxin is a medicinal compound with potent anticancer properties. It has been shown to induce apoptosis, or programmed cell death, in cancer cells. Xanthoxin has been tested in various cancer cell lines, including Chinese and human cells, and has demonstrated strong inhibitory effects on the tumor cycle. This compound works by inhibiting kinases and other proteins involved in cancer cell growth and proliferation. Xanthoxin is also known to be an inhibitor of certain urinary proteins that are associated with cancer progression. Overall, Xanthoxin shows great potential as a natural product for the development of novel anticancer therapies.

Enantiomer of Perindopril t-Butylamine

Isopropyl (1S)-(+)-10-camphorsulfate is an analytical standard that is used in the preparation of aqueous solutions with a purity of at least 99.5%. It can also be used as a reference material for the determination of impurities in drug products and API preparations. Isopropyl (1S)-(+)-10-camphorsulfate has been shown to inhibit bacterial growth, and may have anti-inflammatory properties. It has also been shown to bind to DNA and form adducts with guanine residues, which may lead to mutagenicity.

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Rac5-Keto Fluvastatin is a synthetic, natural and custom synthesis drug product. It's CAS number is 1160169-39-0. Rac5-Keto Fluvastatin is a metabolite of fluvastatin. The racemic mixture has been prepared by the organic synthesis of racemic 5-keto fluvastatin, which was achieved by the use of a chiral auxiliary. Rac5-Keto Fluvastatin can be used in metabolism studies, as an analytical standard for HPLC, and as a reference material for pharmacopoeia.

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