
Pharmaceutical Standards
Pharmaceutical standards are a comprehensive set of reference materials essential for ensuring the safety, efficacy, and quality of pharmaceutical products. This category includes standards for active pharmaceutical ingredients (APIs), which are the core components responsible for therapeutic effects. Additionally, it covers compounds and metabolites relevant to both the pharmaceutical and veterinary industries, providing benchmarks for the accurate measurement and analysis of these substances. Nitrosamine control standards are crucial for detecting and mitigating potentially harmful nitrosamines in drug formulations. Toxicology standards help assess the safety and potential adverse effects of pharmaceutical compounds. Furthermore, enzyme activators and inhibitors standards are vital for research and development, enabling precise studies of biochemical pathways and drug mechanisms. These pharmaceutical standards are indispensable tools for regulatory compliance, quality control, and research, ensuring that pharmaceutical products meet stringent safety and effectiveness criteria.
Subcategories of "Pharmaceutical Standards"
- APIs for research and impurities(274,845 products)
- Enzyme Activators and Inhibitors(2,827 products)
- Nitrosamines(2,605 products)
- Pharmaceutical and Veterinary Compounds and Metabolites(2,869 products)
- Toxicology(13,652 products)
Found 7836 products of "Pharmaceutical Standards"
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Histatin 5
CAS:<p>Histatin 5 is a peptide that has been shown to have antimicrobial activity against Candida albicans, Candida glabrata, and Cryptococcus albicans. It is believed to exert its effect by binding to copper ions and inhibiting the mitochondrial functions of the pathogen. Histatin 5 also has pro-apoptotic properties and may be used as an experimental treatment for infectious diseases caused by opportunistic fungal strains.</p>Formula:C133H195N51O33Purity:Min. 95%Molecular weight:3,036.3 g/molCholesterol Isopropyl Carbonate
CAS:Controlled ProductCholesterol Isopropyl Carbonate is an inorganic, high melting coating that is used to enhance the properties of microcapsules. This material is a solid at room temperature and can be applied to particles such as liposomes, polymers, and nanoparticles. Cholesterol Isopropyl Carbonate has a particle size range of 500-2,000 nm and contains functional groups such as carboxylic acids. Treatment methods for this product include heating with thermal energy or irradiation with optical energy.Purity:Min. 95%3-(4-Chlorophenyl)glutaric acid
CAS:<p>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.</p>Formula:C11H11ClO4Purity:Min. 95%Molecular weight:242.66 g/mol2-Methyl-5-nitropyridin-3-amine
CAS:<p>2-Methyl-5-nitropyridin-3-amine is a heterocyclic compound that is synthesized by the cyclization of 2-methylpyridine with sodium nitrite. The reaction product is hydrolyzed to yield the desired compound, 5-nitropyridine. The synthesis of this compound can be used as a target for organic synthesis.</p>Formula:C6H7N3O2Purity:Min. 95%Molecular weight:153.14 g/mol2,2'-Bis-(1-adamantyl)-4,4'-dimethoxybiphenyl
CAS:<p>2,2'-Bis-(1-adamantyl)-4,4'-dimethoxybiphenyl is a methyl ester of adapalene. It is used to assess the effects of adapalene on the skin and to determine its marker for topical application.</p>Formula:C34H42O2Purity:Min. 95%Molecular weight:482.7 g/mol4,17a-Dimethyltestosterone
CAS:Controlled Product<p>Please enquire for more information about 4,17a-Dimethyltestosterone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Formula:C21H32O2Purity:Min. 95%Molecular weight:316.48 g/molD,L-Threo-b-hydroxy aspartic acid
CAS:<p>D,L-Threo-b-hydroxy aspartic acid is a stereoselective synthetic amino acid that has been used to study the uptake and hydrolysis of D,L-threo-b-hydroxy aspartic acid by rat brain synaptosomes. It has also been used in the synthesis of an L-alanine analogue with the same stereochemistry at the chiral center. The stereoselective synthesis of this compound is achieved by epimerization reaction using d-alanine as a starting material. Threo bhda has been shown to inhibit glutamate release from neurons and stimulate GABA release in synaptosomes, which may be due to its ability to bind to ion channels. Threo bhda has also been found to inhibit the binding of radioactive thymidine to calf thymus DNA with a high degree of stereoselectivity.</p>Formula:C4H7NO5Purity:Min. 95%Molecular weight:149.1 g/mol(R)-3,3'-Dibromo-1,1'-bi-2-naphthol
CAS:<p>(R)-3,3'-Dibromo-1,1'-bi-2-naphthol is an aromatic hydrocarbon that is chiral. It has been used as a reagent in organic synthesis and as a fluorescent labeling agent for HPLC analysis. (R)-3,3'-Dibromo-1,1'-bi-2-naphthol has also been used to synthesize biphenyls. (R)-3,3'-Dibromo-1,1'-bi-2-naphthol can be found in natural products such as flavanones and styrene. It can act as a solvating or additive agent in organic reactions and reactions involving aromatics.</p>Formula:C20H12Br2O2Purity:Min. 95%Color and Shape:PowderMolecular weight:444.12 g/molN-α-Z-L-lysine 4-nitrophenyl ester hydrochloride
CAS:<p>N-alpha-Z-L-lysine 4-nitrophenyl ester hydrochloride is a protease that belongs to the family of serine proteases. It is produced by the biotechnological process of enzymatic extraction from the natural polysaccharide carrageenan. This product has been used in the production of high yield and purified enzymes for industrial applications. The enzyme has been shown to have cysteine and hydrolytic activity, as well as being able to break peptidic bonds in peptides. N-alpha-Z-L-lysine 4-nitrophenyl ester hydrochloride also has a high specificity for proteolytic cleavage of proteins at their carboxy terminal end.</p>Formula:C20H23N3O6•HClPurity:Min. 95%Molecular weight:437.87 g/mol(-)-B-Chlorodiisopinocampheylborane, 60% in Hexane, ca. 1.7mol/L
CAS:(-)-B-Chlorodiisopinocampheylborane is a carbonyl group that can be used for asymmetric synthesis. It was synthesized from the reaction of chlorodiisopinocampheylborane with butyllithium and allyl bromide, followed by aqueous workup. The enantiomers were separated through thin layer chromatography on silica gel plates with hexane as the eluent. The resolution of racemic latanoprost lactol was achieved in the same manner. (-)-B-Chlorodiisopinocampheylborane is also a diketone that can be prepared from para-chloroacetophenone and sodium hydroxide in ethanol. This diketone undergoes an intramolecular cyclization to produce noradrenaline (norepinephrine) and hydrochloric acid, which can then be converted into dioxolanes or other products.Formula:C20H34BClPurity:Min. 95%Color and Shape:Clear LiquidMolecular weight:320.75 g/mola,O-Dimethyl serotonin
CAS:Controlled Product<p>a,O-Dimethyl serotonin is a monoamine compound that is synthesized by the enzymatic decarboxylation of 5-hydroxytryptophan. It has been shown to increase dopamine levels and inhibit the enzyme activity of serotonin in mice. This drug also binds to 5-ht2 receptors and induces the release of serotonin from nerve cells. A linear calibration curve was obtained using bufotenin as a standard. This drug has been used in analytical toxicology for determining the uptake of serotonin into human lung tissue and its effect on 5-ht1a receptors. In addition, a study was conducted with perennial ryegrass to determine whether this drug inhibits plant toxin synthesis. The results showed that it did not have an inhibitory effect on plant toxins and may even promote their synthesis.</p>Formula:C12H16N2OPurity:Min. 95%Molecular weight:204.27 g/mol2-Methylnicotinic acid methyl ester
CAS:2-Methylnicotinic acid methyl ester is a synthetic chemical compound that belongs to the isomer family. It has been used in the synthesis of cocaine and isomers, as well as in the modification of drugs. 2-Methylnicotinic acid methyl ester can be synthesised from 2-methylpyridine and formaldehyde via the method of methylmagnesium iodide. 2-Methylnicotinic acid methyl ester has been shown to be a potent inhibitor of human platelet aggregation, which may be due to its structural similarity to nicotine.Formula:C8H9NO2Purity:Min. 95%Color and Shape:PowderMolecular weight:151.16 g/molDorzolamide hydrochloride related compound A
CAS:<p>Please enquire for more information about Dorzolamide hydrochloride related compound A including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Formula:C10H16N2O4S3·HClPurity:Min. 95%Molecular weight:360.9 g/molVitamin B12 c-lactone
CAS:<p>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</p>Formula:C63H85CoN13O15PPurity:Area-% Min. 95 Area-%Molecular weight:1,354.33 g/molErythrosin B
CAS:<p>Erythrosin B is a fluorescent dye that is used in biological research. It has been shown to have cytotoxic effects on human leukemia cells (HL-60) and cytotoxic effects on human lymphocytes. The toxicities of this compound are dependent on the concentration and the duration of exposure, as well as the type of biological sample. Erythrosin B can be used to detect DNA damage in cells by using an analytical method called matrix effect synchronous fluorescence. This dye appears to be genotoxic in vitro and in vivo, but its long-term toxicity is unknown. Erythrosin B has antimicrobial properties against gram-positive bacteria and fungi, but it does not have any activity against Gram negative bacteria or viruses.</p>Formula:C20H8I4O5Purity:Min. 95%Color and Shape:PowderMolecular weight:835.89 g/mol(NZ)-4-chloro-N-[1-[2-(4-nitrophenyl)ethyl]piperidin-2-ylidene]benzenesulfonamide
CAS:Controlled Product<p>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</p>Formula:C19H20ClN3O4SPurity:Min. 95%Molecular weight:421.9 g/mol24(S)-Hydroxycholesterol
CAS:Controlled Product<p>24(S)-Hydroxycholesterol is a cholesterol metabolite that is synthesized by the liver and can be found in human serum. It has been shown to be an important inducer of transcriptional regulation, as it regulates the expression of genes involved in lipid metabolism and inflammatory response. 24(S)-Hydoxycholesterol is also an activator of the peroxisome proliferator-activated receptor (PPAR) and may cause hepatic steatosis. This molecule has potent activity in inducing polymerase chain reaction (PCR) and protein synthesis in neuronal cells, leading to neuronal death. The molecule also induces apoptosis by caspase-independent cell death, which is mediated by mitochondrial membrane potential. 24(S)-Hydoxycholesterol may serve as a biomarker for nonsteroidal anti-inflammatory drugs (NSAIDs), with low potency against these drugs.br></p>Formula:C27H46O2Purity:Min. 95%Color and Shape:PowderMolecular weight:402.65 g/mol3-Dehydro retinol
CAS:<p>3-Dehydro retinol is a carotenoid that is found in the skin. It is derived from retinol, and has been shown to have antioxidant properties. 3-Dehydro retinol can be isolated from the fungus Monascus purpureus by chromatographic methods. The enzyme activities of 3-dehydroretinol are not well understood, but it has been hypothesized that chronic exposure to this compound may lead to an increase in cell proliferation or an increase in cell differentiation. 3-Dehydro retinol has also been shown to inhibit the oxidation of other molecules such as hydrogen chloride.</p>Formula:C20H28OPurity:90%MinMolecular weight:284.44 g/mol1-[(4-Nitrophenyl)methyl]-1H-1,2,4-triazole
CAS:1-[(4-Nitrophenyl)methyl]-1H-1,2,4-triazole (NPT) is a drug that is used to treat migraine. It is an effective and fast acting drug that has been shown to be more efficient than other triptans. NPT inhibits the uptake of serotonin by binding to its receptors in the brain and causing vasoconstriction. The compound has been found to be safe for use in humans. However, it may cause impurities such as genotoxic nitro groups which are harmful to cells if present at high concentrations. There are various techniques that can be used to measure the kinetics of NPT and determine whether it has been hydrogenated during synthesis or not. These include calibration curves, HPLC, and GC methods.Formula:C9H8N4O2Purity:Min. 95%Molecular weight:204.19 g/mol3,3-Dimethyl-5-oxo-5-(1,2,3,4-tetrahydronaphthalen-2-ylamino)pentanoic acid
CAS:Controlled ProductPlease enquire for more information about 3,3-Dimethyl-5-oxo-5-(1,2,3,4-tetrahydronaphthalen-2-ylamino)pentanoic acid including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C17H23NO3Purity:Min. 95%Molecular weight:289.37 g/mol
