Estándares farmacéuticos

Please enquire for more information about (2E)-3-(Dimethylamino)-1-(3-nitrophenyl)prop-2-en-1-one including the price, delivery time and more detailed product information at the technical inquiry form on this page

Please enquire for more information about Tadalafil impurity B 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.

2-Naphthol is an organic compound with the chemical formula C10H7O. It is a derivative of naphthalene, and is produced by the condensation of two molecules of malonic acid in the presence of a reducing agent such as sodium borohydride. 2-Naphthol is used as a pesticide and as a chemical intermediate in the production of other chemicals. 2-Naphthol has been shown to be toxic to humans and animals; it may cause liver damage, kidney damage, and skin irritation. The acute oral LD50 for rats is 690 mg/kg body weight. 2-Naphthol binds to cell receptors that are involved in a variety of physiological processes including heme transport, phagocytosis, oxidative burst, chemotaxis, and respiratory burst. This binding inhibits these functions leading to cell death.

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.

All-trans-retinol is a form of vitamin A that is found in many animal tissues and some plant oils. It acts as a hormone, binding to the retinoic acid receptors (RARs) in the nucleus and activating gene transcription. All-trans-retinol has been shown to be effective against hyperproliferative diseases such as cancer, both by inducing apoptosis and by inhibiting cell growth. All-trans-retinol may also have therapeutic potential for other diseases, such as intestinal cancers and prostatic hypertrophy. This compound has been shown to induce messenger RNA (mRNA) production in cells that express RARs.

Rotigotine is a drug that is used to treat Parkinson's disease. It is a dopamine agonist that stimulates the release of dopamine in the brain. Rotigotine has been shown to be effective in controlling symptoms of Parkinson's disease, such as tremors and stiffness, and improving motor skills. This drug has also been shown to have a good tolerability profile, with few side effects reported. Rotigotine is rapidly absorbed from the gastrointestinal tract and metabolized by CYP2D6 into desalkyl rotigotine, which are pharmacologically inactive compounds. The mean terminal half-life for rotigotine is about 2 hours.

Naphthalen-2-ethanol is a primary alcohol that has been synthesized and immobilized onto boron nitride. It can be used as a synthetic reaction rate indicator. Naphthalen-2-ethanol is soluble in organic solvents such as methanol, which can be used to determine the concentration of methanol in solution by observing the change in absorbance at 230 nm. This compound has functional groups such as carbinols, which are characterized by their high reactivity and ability to form esters, ethers, amides, or nitriles. Naphthalen-2-ethanol also reacts with lipases to produce polyamines and with chromatography to produce substitutive nomenclature.

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.

Cholesterol Isobutyl Carbonate is a high melting organic solvent that has been used to prepare microcapsules. It can be used as a coating material for the preparation of inorganic particles, and it has been shown to have the ability to modify molecules by attaching functional groups. The diameter of cholesterol iso butyl carbonate particles is around 100 nm.

Tetramethylurea is a versatile compound that has various applications in different fields. It is commonly used as a monophosphate donor in biochemical reactions and as a reagent for the synthesis of L-sorbose and histidine. In addition, tetramethylurea is employed in the production of herbicides, as well as in the synthesis of zirconium oxide nanoparticles.

Please enquire for more information about rec Human Growth Hormone (expressed in E.coli) including the price, delivery time and more detailed product information at the technical inquiry form on this page

Chloro[2-(di-tert-butylphosphino)-2',4',6'-triisopropyl-1,1'-biphenyl][2-(2-aminoethyl)phenyl)]palladium(II) is a molecule that inhibits the adenosine receptor in autoimmune diseases and cancer. It also has an inhibitory effect on the membrane transport of glucose, glucosan, and aziridine. This drug can be used to treat inflammatory diseases such as diabetes, asthma, and inflammatory bowel disease. The geometric isomers of this molecule are not identical in shape or size and can have different effects on the body.

Please enquire for more information about Vitamin B12 c-lactone including the price, delivery time and more detailed product information at the technical inquiry form on this page

Apocodeine hydrochloride is a natural product that is used in the treatment of cancer. It has been shown to have antiproliferative effects on cho-k1 cells, which are human colon carcinoma cells. Apocodeine hydrochloride also inhibits the production of dopamine in rat brain and has been shown to inhibit bromocriptine-induced prolactin release from rat pituitary cells in vitro. Apocodeine hydrochloride has been extensively studied in epidemiological studies and has been found to be effective against cancer, with no adverse side effects.

Proflavine hemisulfate is an antibiotic that inhibits bacterial growth by binding to DNA and inhibiting DNA synthesis. It binds to the dinucleotide phosphate of the bacterial ribosome and changes the shape of the nucleotide, preventing attachment of amino acids to form proteins. Proflavine hemisulfate also has a strong affinity for nuclear dna and is bound to it in a form that inhibits replication. The free form of proflavine is converted into enzyme form by phosphorylation, which inhibits protein synthesis and cell division. Proflavine hemisulfate has been shown to inhibit multidrug efflux pumps in bacteria, leading to increased susceptibility of bacteria to antibiotics. In addition, proflavine hemisulfate possesses inhibitory properties against transfer reactions in cells. The method used for measuring proflavine hemisulfate activity is electrochemical impedance spectroscopy (EIS) on cell nuclei suspensions in a model system.

单酚香气;胶粘剂;密封剂;抗氧化剂;消毒剂

Tocopherols are fat-soluble vitamins that belong to the family of tocopherols and tocotrienols. Tocopherols have a number of biochemical properties and antioxidant properties. These properties make them important for maintaining energy metabolism in cells, preventing oxidation of other molecules, and protecting the body from damage by reactive oxygen species. Tocopherols are found in a variety of biological sources such as plants, vegetable oils, nuts, grains, fruits and vegetables. The most common form is alpha-tocopherol (a-T). Other forms include gamma-tocopherol (g-T), delta-tocopherol (d-T), beta-tocopherol (b-T), and alpha-tocotrienol (a-TT). Biochemical assays for tocopherols and tocotrienols use p-hydroxybenzoic acid as an analytical reagent. This vitamin can be found in human serum or in