Pharmaceutical Standards

3-(4-Chlorophenyl)glutaric acid is a subunit of lanthanide complexes. It has been synthesized from cinchona alkaloids and single-crystal x-ray diffraction data obtained in the absence of ligands. 3-(4-Chlorophenyl)glutaric acid is a desymmetrization reagent and has been shown to be an effective ligand for lanthanide complexes. This compound has the potential to form impurities during the synthesis process, which can lead to morphological changes, luminescence, or high-performance liquid chromatography interference.

Please enquire for more information about (NZ)-4-chloro-N-[1-[2-(4-nitrophenyl)ethyl]piperidin-2-ylidene]benzenesulfonamide including the price, delivery time and more detailed product information at the technical inquiry form on this page

Alfentanil is an opioid analgesic that is used for the treatment of severe or acute pain. It is a potent synthetic analog of fentanyl, which is an opioid analgesic that is used for the treatment of short-term (acute) and long-term (chronic) pain. Alfentanil has been shown to have a high affinity for α1-acid glycoprotein, which has been associated with drug interactions and blood sampling. Alfentanil also has chemical stability in experimental models and does not interact with nonsteroidal anti-inflammatory drugs. This drug may have a matrix effect on the concentration of cortisol in the blood.

Please enquire for more information about 17-Hydroxy-19-nor-17alpha-pregna-4,6-dien-20-yn-3-one acetate including the price, delivery time and more detailed product information at the technical inquiry form on this page

2,6-Dichloro-5-nitropyrimidin-4-amine is a chlorinating agent that reacts with aliphatic and aromatic amines to form substituted pyrimidines. The substitution pattern of the product depends on the regioselectivity of the reaction. 2,6-Dichloro-5-nitropyrimidin-4-amine is one of the few chlorinating agents that react with propylamine. Substitution at position 2 of the purine ring has been found to be more selective than substitution at position 6. The 2,6-dichloropyrimidine can also be used as a nitro group source in chemical synthesis or as an intermediate in production of other compounds.

Benzoylhypaconine is an alkaloid compound, which is a secondary metabolite typically found in certain plant species. It is primarily derived from Aconitum species, a group of plants known for their complex alkaloidal chemistry. The mode of action of benzoylhypaconine involves interactions with various receptors and enzymes in biological systems, reflecting its potential to influence neurotransmission and enzymatic activity.

Methyl-L-tyrosinate is a drug that has been shown to increase the activity of tyrosinase, an enzyme involved in the production of melanin. It also prevents the oxidation of tyrosine and phenylalanine, which are precursors to melanin. Methyl L-tyrosinate has been studied for its potential effects on hepatitis and Parkinson's disease. This drug binds to the hydroxyl group of tyrosinase and inhibits its activity. The inhibition of this enzyme leads to a decrease in melanin synthesis, which may be beneficial for those with vitiligo or other skin disorders where pigment loss is desired. This drug also prevents oxidative carbonylation and functional assays have shown that it has an affinity for potassium ion coordination chemistry.

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Ac-Ala-alpha-naphthyl ester is a chemical compound that belongs to the class of aromatic esters. It is used as a research and benchmarking agent in the measurement of skin penetration potential. Ac-Ala-alpha-naphthyl ester has been shown to have good skin penetration properties, with no adverse effects on the skin.

Please enquire for more information about 9,11-Anhydrobudesonide including the price, delivery time and more detailed product information at the technical inquiry form on this page

Cinchonine hydrochloride hydrate is a compound that belongs to the class of amines. It is used as an anti-malarial drug, an anti-arrhythmic agent, and a vasodilator. Cinchonine hydrochloride hydrate has been shown to be heat resistant and can be used in pharmaceutical preparations such as gel permeation chromatography. This compound also has a catalytic effect on reactions with glycerin and piperidone, which are used in the production of various dyes. Cinchonine hydrochloride hydrate can also be used as a solid catalyst for viscosity measurements in wastewater treatment plants.

Vitamin A palmitate is a fat-soluble vitamin that has antioxidant properties. It is available as a supplement in the form of retinol and retinyl palmitate. Vitamin A palmitate is an inactive form of vitamin A that can be converted to retinol in vivo by esterases and other enzymes. The conversion of vitamin A palmitate to retinol may be inhibited by various substances, such as estradiol benzoate. This conversion leads to the formation of free radicals, which cause oxidative injury to cells. Studies have shown that vitamin A palmitate can be toxic for humans because it interferes with the synthesis of mucin, an important constituent of human lungs and airways. Vitamin A palmitate also alters gene expression in some experimental models, leading to changes in cell growth or death.

2,2', 2'' -Terpyridine is a chelate ligand that is used in wastewater treatment. It can be synthesized by reacting 2-aminopyridine with ethylene diamine and 2,4-dichloro-1,3-dithiolane. The x-ray crystal structures of the ligand show that it has a coordination geometry of octahedral and its reaction mechanism is an oxidation. The chelate ligand binds to the metal ion in the same way as other ligands and stabilizes it by forming hydrogen bonds. This compound has significant cytotoxicity against carcinoma cell lines and also inhibits the mitochondrial membrane potential (MMP). 2,2', 2'' -Terpyridine is classified as group p2 due to its redox potentials and cytotoxicity.

7-Dehydro Desmosterol is a hydroxylated sterol found in the liver. It is an intermediate in cholesterol synthesis and participates in the regulation of glucose metabolism. The enzyme responsible for its synthesis (7-dehydrocholesterol reductase) is inhibited by radiation, which leads to its accumulation in the liver. 7-Dehydro desmosterol has been shown to have beneficial effects on experimental models of diabetes and metabolic disorders. In these studies, it was found that 7-dehydro desmosterol can inhibit glucose absorption from the intestine and stimulate insulin secretion from pancreatic beta cells.

7-Diethylamino-4-methylcoumarin is a fluorescence probe that can be used in applications such as the study of hydrogen bonding interactions. It is excited by laser light and emits a red-shifted fluorescent light. 7-Diethylamino-4-methylcoumarin is a hydroxyl group analogue of coumarin, which has been shown to have physiological effects on the liver cells. The absorption spectrum of 7-Diethylamino-4-methylcoumarin is sensitive to changes in pH and chemical stability. A decrease in pH increases the intensity of the emission while an increase in pH decreases the intensity of the emission. This compound can also be used to label nucleic acids during polymerase chain reactions (PCR) or for sample preparation before analysis using nuclear magnetic resonance spectroscopy (NMR).

3-Hydroxy-3-methylglutaric acid is an organic acid that is a valuable intermediate in the chemical production of epidermal growth factor. 3-Hydroxy-3-methylglutaric acid also has been shown to be useful as a reagent for the detection of bacterial strains, including E. coli, Salmonella enterica, and Pseudomonas aeruginosa. The enzyme activities of 3-hydroxy-3-methylglutaric acid are not well understood, but it has been shown to have effects on congestive heart failure and bowel disease. 3-Hydroxy-3-methylglutaric acid may be used in the treatment of inflammatory bowel disease due to its ability to inhibit certain enzymes responsible for inflammation and pain. The long term toxicity and symptoms associated with 3-hydroxy-3-methylglutaric acid have not yet been studied, but it has been shown to have no effect on cardiac function

L-Tyrosine dipotassium salt is a high quality, reagent, complex compound, useful intermediate and fine chemical. It is a useful scaffold that can be used in the synthesis of various important natural products. L-Tyrosine dipotassium salt is a versatile building block that has been widely applied in research on the development of new drugs, such as antiviral agents and antibiotics. L-Tyrosine dipotassium salt can act as a reaction component for many organic reactions. It also has applications in many areas such as medicine, food production, and environmental protection.