APIs para investigación e impurezas

Tacrolimus is a macrolide that is used as an immunosuppressive drug. It has been shown to bind to the FK-binding protein, which in turn inhibits calcineurin. This prevents the release of IL-2, TNF-α and other cytokines. The immunosuppressive effects of tacrolimus have been evaluated using analytical methods such as coefficients, affinity, and monitoring techniques such as immunoassays and agglutination. These techniques are used to evaluate the plasma concentration of tacrolimus. Tacrolimus also binds to proteins in the blood samples and can be detected by turbidimetric or electrochemiluminescence immunoassay reagents.

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.

Fonofos is a potent inhibitor that has been shown to induce apoptosis in Chinese hamster ovary cells. It is also known to inhibit chitin kinase, a protein that plays an important role in the biosynthesis of chitin, which is essential for the formation of cell walls in fungi and insects. Fonofos has medicinal properties and has been studied as a potential anticancer agent due to its ability to inhibit tumor growth. In vitro studies have shown that Fonofos can inhibit the growth of human cancer cells by inhibiting heparin-binding proteins. Additionally, it has been found to have inhibitory effects on several other enzymes involved in cancer development and progression. Although not approved for use in humans, Fonofos may hold promise as a therapeutic agent for the treatment of certain cancers.

Pantoprazole sulfone N-oxide is a prodrug that is converted to the active form pantoprazole in the stomach where it inhibits gastric acid secretion. Pantoprazole sulfone N-oxide has been shown to be genotoxic, and can cause polyvinyl chloride to degrade when stored together. Reconstituted solution of this drug should be used within 24 hours after reconstitution, as the chemical stability of this drug decreases rapidly. Validation studies have been conducted on different analytical methods for determining pantoprazole concentrations in reconstituted solutions, and these methods have been harmonized with those published by the United States Pharmacopeia (USP). The pump inhibitor activity of pantoprazole sulfone N-oxide has been demonstrated in dogs, and it is also useful for treating acid reflux disease in humans. Pantoprazole sulfone N-oxide is unstable at high temperatures (>25°C), so should not be refrigerated or

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.

(-)-Bornyl ferulate is a natural compound, specifically a type of ferulic acid ester, which is a secondary metabolite found in certain plants. Its source is primarily the essential oils and resins of various coniferous species, where it contributes to the plant's defense mechanisms. The mode of action of (-)-Bornyl ferulate involves its ability to scavenge free radicals, thus exhibiting antioxidant activity. It also modulates inflammatory pathways, suggesting possible anti-inflammatory effects.

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.

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

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.

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.

o-Desmethyl venlafaxine N-dimer is a metabolite of venlafaxine that has been identified in human plasma. It is a white to off-white crystalline powder with a melting point of about 175°C. The purity of the product is more than 98%. It is soluble in methanol and ethanol, but insoluble in water. The o-desmethyl venlafaxine N-dimer was developed as an analytical reference standard for use in HPLC analysis of venlafaxine and its metabolites and impurities.

(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.

(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

Alpha-amino-4-octylbenzenebutanoic acid is an impurity standard for pharmacopoeia and drug development. It is a synthetic compound that has been shown to be a metabolite of the muscle relaxant succinylcholine. Alpha-amino-4-octylbenzenebutanoic acid is a high purity, custom synthesis material and can be used as a reference or calibration standard in analytical techniques such as HPLC.

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

(4R)-1-(4-O-b-D-Galactopyranosyl-b-D-glucopyranosyl)-4-(2-methylpropyl)-2-pyrrolidinone is a synthetic, impurity standard and research and development compound. (4R)-1-(4-O-b-D-Galactopyranosyl-b-D-glucopyranosyl)-4-(2-methylpropyl)-2pyrrolidinone is used as an analytical reference in the synthesis of other compounds. It is also used in drug development for the treatment of tuberculosis. This product has a high purity level and is pharmacopoeia grade.

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.

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

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.