APIs para pesquisa e impurezas

Pf 3084014 hydrobromide is a pluripotent, non-tumorigenic, and self-renewing cell line that can differentiate into cells of all three germ layers. It is generated from the pancreatic tissue of a male donor aged 25 years who died from an unknown cause. The Pf 3084014 cell line is characterized by the expression of pluripotency markers, such as Oct4 and Nanog, and has been shown to have the potential to differentiate into neurons. This cell line has also been used in vitro methods for cancer research as well as for studying human pluripotent stem cells.

Naproxen Impurity C is an analytical impurity that is found in Naproxen. It is a white crystalline powder with a melting point of 210°C and an assay of 99%. It has been shown to be a metabolite of Naproxen, and may have therapeutic value for the treatment of pain, inflammation, or fever. The purity of this product has been verified by HPLC analysis.

Desisobutyl-N-butyl bortezomib is a drug product that has been custom synthesized for the purpose of research and development. The synthetic compound is an impurity standard for the API Desisobutyyl-N-butyl bortezomib. This API is metabolized in both humans and rats, with metabolites being found in urine, feces, and exhaled air. The impurities in this drug product are a result of incomplete synthesis and are not of natural origin.

(R)-1-Phenyl-1,2,3,4-tetrahydroisoquinoline is a chiral molecule with four stereocenters. It is synthesized by the reaction of sulfamic acid and cyclohexene in the presence of p-toluenesulfonic acid. The product formed is then dehydrogenated to produce (R)-1-phenyl-1,2,3,4-tetrahydroisoquinoline. This compound is soluble in organic solvents such as benzene and ethane and can be used as an acceptor for chiral stationary phases.

Erlotinib-3-vinyl hydrochloride is a drug product that is used in the treatment of cancer, including non-small cell lung cancer. It is an impurity standard for HPLC and analytical testing. Erlotinib-3-vinyl hydrochloride is also used as an API impurity and metabolite in metabolism studies. Erlotinib-3-vinyl hydrochloride can be synthesized from 4-(4'-vinylphenoxy)butanal, which is a natural compound obtained from plants like apple trees. This synthetic process can be done by the reduction of 4-(4'-vinylphenoxy)butanal with sodium borohydride, followed by reaction with vinyl chloride. The compound is also found as a metabolite in humans after oral administration of erlotinib, which has been shown to inhibit protein synthesis and DNA synthesis.

(2S,4R)-Fosinopril sodium salt is a prodrug that is converted to the active form fosinopril in the body. It is used to treat high blood pressure and heart failure. Fosinopril inhibits angiotensin-converting enzyme (ACE) and blocks the conversion of angiotensin I to angiotensin II. This leads to an increase in the production of a vasodilator called nitric oxide, which relaxes and widens blood vessels. Fosinopril also has been shown to have adverse effects on liver function, including increased liver enzymes and liver damage, as well as drug interactions with other nonsteroidal anti-inflammatory drugs (NSAIDs).

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.

6-Desmethyl-6-methylhydroxy etoricoxib N1-oxide is a high purity drug product. It is an analytical standard used in the study of metabolism and in the development of drugs. This compound has been custom synthesized for use as an impurity standard for HPLC analysis of etoricoxib. 6DMHETO was synthesized to be used as a drug development research and development tool for the pharmaceutical industry, specifically for niche markets such as herbal supplements and dietary supplements.

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.

Ethyl 2-(6-amino-2,3-dichlorobenzyl)glycine is a drug product with a CAS number of 70406-92-7. It has an analytical purity of greater than 98% and is supplied as a white powder. This product is metabolized in the human body to form an active metabolite. The chemical name for this drug product is ethyl 2-(6-amino-2,3-dichlorobenzyl)glycine, which can be found in the pharmacopoeia under the name of 6′ amino 2,3′ dichlorobenzyl glycine.

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.

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.

N-[2-[(8R)-1,6,7,8-Tetrahydro-6-oxo-2H-indeno[5,4-b]furan-8-yl]ethyl]propanamide is a synthetic compound that has not been identified in nature. It is used for analytical purposes and as an impurity standard in the synthesis of other compounds. N-[2-[(8R)-1,6,7,8-Tetrahydro-6-oxo-2H-indeno[5,4-b]furan-8-yl]ethyl]propanamide is the parent drug product of CAS No. 896736–22–4. The impurities found in this product are N-[2-(3′-(3″S″)-3′′S″′) (3″R″) -1H -indenyl](methyl)amine hydrochloride and N-[

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.

Paclitaxel impurity O is a synthetic drug that is used in the treatment of cancer. It is an impurity standard for use in research and development, as well as a custom synthesis. Paclitaxel impurity O has been shown to have a high purity and can be used as a metbolite or analytical standard. It has been shown to possess anti-inflammatory properties, which may be due to its ability to inhibit prostaglandin synthesis.

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Valsartan is a drug that belongs to the class of angiotensin II receptor blockers. It has a molecular weight of 376.5 and an empirical formula of C21H28N2O4S. Valsartan Impurity 23 is a synthetic impurity with CAS No. 2459446-44-5, which has a molecular weight of 464.3 and an empirical formula of C25H30N2O6S. It is used as a metabolite standard in pharmacopoeia and drug development, as well as for analytical purposes in natural products and metabolism studies.

Ethyl (S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinolinecarboxylate is an analytical standard used to identify impurities in drug products. It is a metabolite of the drug product and has been shown to be safe for human consumption. The compound is a synthetic chemical that is not found naturally in the environment. CAS No. 180468-42-2

Albendazole sulfone is a metabolite of the drug albendazole. It is used as an analytical standard to measure the concentration of albendazole in human plasma and urine samples. The concentration-time curve for albendazole sulfone can be determined using a nonlinear regression analysis, with the rate constant being calculated from the slope and intercept. This method has been shown to be accurate for predicting pharmacokinetic parameters in humans. Albendazole sulfone is also used as a probe in wastewater treatment studies, where it binds to colloidal gold particles that are used to visualize the removal of small particles by microorganisms.

Quinidine is a drug that has been used in the treatment of cardiac arrhythmias and as an antiarrhythmic. It is an uncharged compound that can cross cell membranes by passive diffusion. Quinidine binds to the sodium ion channel, which is the pore through which sodium ions enter the cell, and causes it to close, thereby preventing them from entering the cell. This leads to decreased conductance of nerve impulses and a decrease in membrane potential. The effectiveness of quinidine is dependent on its concentration and on the duration of exposure to this drug.

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

5-[[4-[2-(5-Ethyl-2-pyridinyl)ethoxy]phenyl]-methylene]-2,4-thiazolidinedione is a drug product that is used for the research and development of drugs. It has been shown to be metabolized in vivo through oxidative and reductive pathways. 5-[[4-[2-(5-Ethyl-2-pyridinyl)ethoxy]phenyl]-methylene]-2,4-thiazolidinedione has been found to have antimicrobial properties against Mycobacterium tuberculosis. This compound was also shown to inhibit the growth of bacteria by binding to DNA gyrase and topoisomerase IV enzymes, which maintain the integrity of bacterial DNA.

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.

Doxorubicin impurity 15 is a natural product that is used as an analytical reference standard in pharmacopoeia. It has been synthesized for use in drug development and research and development, and is available as a high-purity HPLC standard. Doxorubicin impurity 15 has a CAS number of 131086-18-5.

Valganciclovir related compound G is a drug product. It has been synthesized in our lab. Valganciclovir related compound G is not an approved drug and is not currently available in the market. Valganciclovir related compound G is a high purity analytical standard that can be used for metabolism studies, natural product research, synthetic research, and pharmacopoeia. Valganciclovir related compound G is a metabolite of valganciclovir and can be used as an impurity standard for HPLC analysis.

Benzylidene camphor sulfonic acid is a non-volatile, oil-soluble, water-insoluble, white solid. It can be formulated as a microcapsule to provide sun protection and to protect against the effects of radiation. Benzylidene camphor sulfonic acid is used in pharmaceutical preparations for the treatment of psoriasis and other skin conditions. It has been shown to have sunscreen activity due to its ability to absorb ultraviolet light. The sunscreen property of benzylidene camphor sulfonic acid may be due to its ability to absorb ultraviolet light and release it in the form of heat or infrared radiation. Benzylidene camphor sulfonic acid also has an antibacterial effect on some strains of bacteria such as Sarcina lutea and Bacillus subtilis.

Pteroic acid is a naturally occurring substance found in plants and animals. It has inhibitory activities against enzymes such as butyrate kinase, acetyl-CoA synthetase, and glutamate dehydrogenase. Pteroic acid is used to synthesize quinoxalines, which are used for the treatment of cancer. Pteroic acid also inhibits cell growth by inhibiting protein synthesis. This is done by conjugating with amino acids and inhibiting their uptake into the ribosome. The inhibition of glutamate dehydrogenase may be due to its ability to reduce levels of glutathione, which is an inhibitor of this enzyme.

N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine formamide hydrochloride is an impurity in the synthesis of N-(4-amino-6,7-dimethoxyquinazol-2-yl)-N'-methylpropylenediamine formamide hydrochloride. It is a white solid that can be used as an analytical reference standard for HPLC. It has been detected in the urine of people taking this drug and can be used to identify the presence of this drug in urine samples.

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.

Enalaprilat tert-butyl ester is a synthetic compound and impurity standard used in the synthesis of drug product. Enalaprilat tert-butyl ester is also a metabolite of enalapril, an angiotensin-converting enzyme (ACE) inhibitor used in the treatment of hypertension, congestive heart failure, and diabetic nephropathy. Enalaprilat tert-butyl ester has been shown to have pharmacological effects similar to those of enalapril.

1-b-D-Ribofuranosyl-1,2,4-triazole-3-carboxylic acid (1bRT) is an amide that inhibits the growth of viruses by inhibiting the viral enzyme thiosemicarbazide. It has been shown to be active against specific viruses such as HIV and retroviruses. 1bRT is used to treat lung diseases caused by viruses, including bronchiolitis, pneumonia, and pulmonary fibrosis. It also has antibacterial properties. Studies have shown that 1bRT reduces the number of bacteria in body fluids and helps to prevent respiratory infections and other bacterial infections in people with weakened immune systems due to AIDS or cancer treatment.

Ethyl 2-methoxy-5-sulfamoylbenzoate is a research and development impurity standard. It is a white to off-white crystalline solid that is soluble in water. The product has been synthesized for use as a drug product, synthetic, and in the synthesis of other compounds. It has also been used as a metabolite in metabolism studies and an analytical standard for HPLC.

Racemic Enterodiol-d6 is a high purity synthetic racemic compound that is used as an impurity standard for use in HPLC. The CAS number for Racemic Enterodiol-d6 is 104411-12-3. Racemic Enterodiol-d6 has a melting point of 232°C and a boiling point of 464°C at atmospheric pressure. This product can be customized to meet the needs of your research, development, or drug production needs.

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.

(Z)-Fluvoxamine-EP is a drug product that is used as an analytical standard. It is a synthetic metabolite of fluvoxamine, which is a drug used for the treatment of depression. The synthesis of (Z)-fluvoxamine-EP is based on the asymmetric synthesis of fluvoxamine and the use of chiral chromatography to purify the product. This synthetic process allows for the production of high-purity (Z)-fluvoxamine-EP with a purity greater than 99%.

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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.

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1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-b enzimidazole is an impurity of a drug product. It is a metabolite that has been shown to be present in human plasma and urine. This compound is synthetically produced and is not found in nature. It has been shown to have niche applications in both analytical chemistry and pharmacopoeia.

m-Glimepiride impurity is a chemical substance that belongs to the sulfonylurea family. It is used as a pharmaceutical agent for the treatment of type 2 diabetes. The impurity was found in crystalline form and analyzed by HPLC-DAD and HPLC-MS. The purity of m-Glimepiride impurity was determined to be 99%. It is not known whether this impurity has any biological activity.

2-Amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide is an impurity in the drug product, which is a metabolite of the active drug. It has been classified as a research and development compound and is used as an analytical standard for HPLC. This chemical has been shown to be metabolized in the liver by cytochrome P450 enzymes, generating metabolites that are excreted in urine. 2-Amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide exhibits pharmacological activity similar to other benzodiazepine drugs.

Pidotimod Diketopiperazine is a test substance that is a phosphoric acid salt of pidotimod with a diketopiperazine group. Pidotimod Diketopiperazine has an elution time of approximately 3 minutes, on the Agilent HPLC column. It is soluble in water and has a pH of around 1.5-2.5. Pidotimod Diketopiperazine is used to solubilize phosphoric acid and can be used as an eluant for phosphoric acid in HPLC analysis.

o-Desphenyl sofosbuvir is a drug product that has been custom synthesized for research purposes. It is made of pure natural ingredients and does not contain any impurities. o-Desphenyl sofosbuvir is a metabolite from the synthesis of sofosbuvir, a drug used to treat hepatitis C. It can be used in pharmaceutical research and development as an analytical standard for HPLC.

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.

Methyl mycophenolate impurity E is a reactive, propargylamine-containing, monosodium salt with immunosuppressive properties. It is used in the treatment of cancer by inhibiting the production of white blood cells, which are needed to fight infection. Methyl mycophenolate impurity E has shown antitumor activity and can be used for the treatment of some types of cancer. It is metabolized in vivo to methyl mycophenolate and inhibits protein synthesis by alkylating DNA.

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

Triacetyl aloe-emodin (impurity A) is an impurity found in the Triacetyl Aloe-Emodin HPLC standard, which is a drug product. It is not approved for use as a drug and should be used only for research and development purposes. The impurity can be custom synthesized or purchased from a specialty chemical supplier. Impurities are not typically found in the final drug product but can occur during synthesis or purification of the API. This impurity is not present in any pharmacopoeia and has no known biological activity. The CAS number of this impurity is 25395-11-3.

Rac-Benzyl phenylephrone hydrochloride is a synthetic compound that is not found in nature. It can be used as an analytical standard or a pharmacopoeia impurity standard. Rac-Benzyl phenylephrone hydrochloride has been shown to inhibit the activity of CYP3A4, an enzyme which metabolizes many drugs. As a result, it may be useful for drug development and research and could have applications in niche markets such as natural products.

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

N-Desmethyl trimeprazine is a synthetic compound, which is an impurity of the drug product. It is not active and does not possess any biological activity. It is a metabolite of the parent drug, Trimeprazine. N-Desmethyl trimeprazine has been studied for its pharmacological properties and metabolism in the body, but no conclusive results have been found. The chemical structure and purity of N-Desmethyl trimeprazine are not listed in the USP or BP. This compound can be custom synthesized on request.

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CPI 0610 is a medicinal compound that acts as a potent inhibitor of protein phosphorylation. It has been shown to inhibit the cell cycle and promote apoptosis in Chinese hamster ovary cells. CPI 0610 is an effective inhibitor of kinase activity in cancer cells, leading to decreased tumor growth and increased survival rates. In preclinical studies, CPI 0610 has demonstrated efficacy against a wide range of cancers, including breast, prostate, and lung cancer. This inhibitor has also been shown to be effective in human cancer cell lines, making it a promising candidate for future cancer therapies.

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.

Phenothiazine S,S-dioxide is a fluorescent anion that can be used as a buffer. It has an absorption maximum at 514 nm in the visible region and a fluorescence emission maximum at 592 nm. Phenothiazine S,S-doxide blocks the emission of light from phosphor by absorbing the light and reemitting it at a longer wavelength. The luminescence intensity increases with increasing concentration of phenothiazine S,S-dioxide. This compound has been used to develop devices that detect anions in drinking water such as chloride ion. Phenothiazines are also known to have anti-inflammatory effects due to their ability to inhibit prostaglandin synthesis.

Risperidone carboxylate impurity is an analytical reference standard of risperidone that is used in the research and development, drug development, and production of drugs. It can be used as an impurity standard for the manufacture of pharmaceuticals. Risperidone carboxylate impurity has a molecular weight of 514.83 g/mol and a melting point of 200-202°C. Its CAS number is 1346603-86-8. Metabolites are also known to form from risperidone carboxylate impurity during metabolism.

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.

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.

3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is a drug product that can be used as an analytical reference standard. It is a synthetic compound that is not found in nature and has CAS number 1199589-74-6. This compound has been synthesized by custom synthesis and it is an impurity standard for HPLC analysis. 3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3 -yl)-1 -piperidinyl]ethyl]-6,7,8,9 -tetrahydro - 2 methyl - 4H - pyrido[1,2 -a]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.

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

2-[[[3-Methyl-4-(methylthio)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole is a synthetic, nonsteroidal anti-inflammatory drug. It is soluble in methanol and ethanol, not soluble in water. The impurity standard of 2-[[[3-Methyl-4-(methylthio)-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole is 3-[2-[(3,4,5-trimethoxyphenyl)amino]-1H-benzimidazolium methyl sulfate].

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.

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.

N-Benzyl albuterol is a drug product that is custom synthesized to be of high purity with an analytical standard. It is used in research and development, pharmaceutical development, and as a pharmacopoeia or analytical standard. N-Benzyl albuterol has been found to be a metabolite of the drug product Albuterol Sulfate. It is also used in metabolism studies and natural product research. The CAS number for this compound is 24085-03-8.

N-Desacetyl thiocolchicoside is a white crystalline powder that is soluble in water, methanol and acetone. It has a molecular weight of 320.2 and an empirical formula of C6H14O5. N-Desacetyl thiocolchicoside is used as an analytical standard for HPLC analysis, as a Research and Development (R&D) material for drug development, and as an impurity standard for the manufacture of pharmaceutical products. This compound has been shown to be a metabolite of thiocolchicoside and structurally similar to the drug product chitinase.

Sacubitril Impurity 2 is a drug product that is an analytical impurity in Sacubitril. This impurity can be found in Sacubitril as a result of natural processes or as an API impurity during the synthesis process. Sacubitril Impurity 2 has been shown to have activity in Metabolism studies, Natural, and Custom synthesis. It has been shown to be a Synthetic impurity standard and HPLC standard. Sacubitril Impurity 2 is used for research and development purposes for the drug development industry, specifically for the niche market. It is also used as an analytical standard for pharmacopoeia methods.

(S)-Rabeprazole sodium is an anticancer drug that acts as a kinase inhibitor. It is an analog of Rabeprazole and has been shown to inhibit the growth of cancer cells in vitro and in vivo. (S)-Rabeprazole sodium inhibits the activity of kinases, which are enzymes that play a key role in cell signaling pathways. This inhibition leads to apoptosis, or programmed cell death, in cancer cells. (S)-Rabeprazole sodium has been tested against various types of cancer, including Chinese hamster ovary cells and tumor xenografts in mice. It has also been shown to inhibit elastin degradation, which is important for preventing metastasis of cancer cells. (S)-Rabeprazole sodium may be a promising candidate for the development of new anticancer drugs that target specific kinases and proteins involved in cancer cell growth and survival.

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.

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Semaglutide impurity.

Etofenamate impurity

Chlorthalidone impurity E is an analytical standard for the HPLC analysis of chlorthalidone in pharmaceutical drug products and is a metabolite of chlorthalidone. Chlorthalidone impurity E is an API impurity that can be found in the synthesis of chlorthalidone, and it has been detected as a minor component in certain drug products. It is important to have an accurate specification for this compound, since it can affect the pharmacological properties of the drug product. The purity level of this compound must be at least 98% or greater to ensure that there are no contaminants present. This compound is also a metabolite of chlorthalidone and is used as a pharmacopoeia reference substance for testing equipment calibration.END>

Triphosphorylated form of an antiviral nucleoside analog with activity against zoonotic feline infectious peritonitis virus (FIPV) and severe acute respiratory syndrome (SARS) virus from Coronaviridae family. The compound is the biologically active form of the GS 441524 prodrug and being triphosphorylated, it competes with natural nucleoside triphosphates in cells and interferes with viral RNA synthesis.  Made to order.