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(273,766 products)
- Enzyme Activators and Inhibitors(2,827 products)
- Nitrosamines(2,605 products)
- Pharmaceutical and Veterinary Compounds and Metabolites(2,608 products)
- Toxicology(13,652 products)
Found 7836 products of "Pharmaceutical Standards"
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Naphthol AS-MX
CAS:<p>Naphthol AS-MX is a dye that binds to the polyanionic sites of collagen in the basement membrane of blood capillaries. It is used as a histological stain for collagen in tissue sections and can be used as a model system for studying infectious diseases. The monoclonal antibody (MAb) reacts with the epitope on the surface of the bacteria, which is then detected by an enzyme-labeled MAb. This reaction results in a colored precipitate that indicates the presence of antibodies against the bacterial antigen.</p>Formula:C19H17NO2Purity:Min. 95%Molecular weight:291.34 g/mol1,2-Dimethylnaphthalene
CAS:Formula:C12H12Purity:>95.0%(GC)Color and Shape:Colorless to Light orange to Yellow clear liquidMolecular weight:156.232,7-Dihydroxynaphthalene
CAS:<p>2,7-Dihydroxynaphthalene is a chemical compound that contains a naphthalene ring with two hydroxyl groups. It is an aromatic compound and its molecular formula is C 10 H 8 O 2 . The chemical structure of 2,7-dihydroxynaphthalene consists of a benzene ring with two hydroxyl groups and a double bond. The reactivity of the hydroxyl group in 2,7-dihydroxynaphthalene makes it useful in analytical chemistry as an indicator for detecting time. The hydrogen bond between the hydroxyl groups can be broken by adding potassium dichromate to form p-hydroxybenzoic acid (pHBA). This reaction mechanism is used for other reactions such as those catalyzed by enzymes.<br>2,7-Dihydroxynaphthalene has been synthesized by using trifluoroacetic acid and hydrogen gas in the presence of catalysts</p>Formula:C10H8O2Purity:Min. 95%Color and Shape:Grey White To Grey SolidMolecular weight:160.17 g/mol1-(4-Nitrophenyl)-2-nitropropene
CAS:<p>1-(4-Nitrophenyl)-2-nitropropene is a chemical compound that is used as a reagent, intermediate, and building block in the synthesis of other compounds. It can be used as a precursor for the production of aniline derivatives, which are useful in the manufacture of dyes and pharmaceuticals. 1-(4-Nitrophenyl)-2-nitropropene is also useful as a scaffold for the synthesis of other compounds. It reacts with sodium hydroxide to produce sodium nitrite and 4-nitrocatechol. This compound has also been shown to be an effective way to synthesize acetic acid from acetaldehyde.</p>Formula:C9H8N2O4Purity:Min. 95%Molecular weight:208.17 g/molZ-L-tyrosine 4-nitrophenyl ester
CAS:<p>Z-L-tyrosine 4-nitrophenyl ester is a synthetic, inactivated amide that binds to the active site of enzyme, preventing its enzymatic activity. It prevents the formation of clots by cleaving the clotting factors and is used in blood transfusions. Z-L-tyrosine 4-nitrophenyl ester has been shown to inhibit the synthesis of surfactant and is used as an antiseptic. This drug can be prepared by reacting L-tyrosine with nitrophenol (NO2) in the presence of a base such as sodium hydroxide or potassium carbonate, followed by purification on sephadex g-100 columns. The product is then treated with hydrostatic pressure to remove any unreacted starting materials. This drug also has a sedimentation rate of about 1.5 x 10^6 cm/s.</p>Formula:C23H20N2O7Purity:Min. 95%Color and Shape:White/Off-White SolidMolecular weight:436.41 g/mol(R)-(-)-1,1'-Binaphthyl-2,2'-diyl hydrogen phosphate
CAS:<p>Intermediate in the synthesis of bedaquiline</p>Formula:C20H13O4PPurity:Min. 95%Color and Shape:PowderMolecular weight:348.29 g/mol2,2'-Dihydroxybenzophenone
CAS:<p>2,2'-Dihydroxybenzophenone is a light-absorbing compound that belongs to the class of dibenzophenones. It has been shown to have cancer-cell inhibitory effects and its anti-tumor effects are due to its ability to inhibit DNA synthesis in tumor cells. 2,2'-Dihydroxybenzophenone has been shown to bind with proteins through hydrogen bonding interactions at the carbonyl group and the hydroxy group. It also has a strong absorption band in the UV region, which makes it useful for UV curing of polymers. This compound can be used as an antioxidant in food products because it does not react with other molecules.</p>Formula:C13H10O3Purity:Min. 95%Color and Shape:SolidMolecular weight:214.22 g/mol4-Methoxy-3-nitropyridine
CAS:<p>4-Methoxy-3-nitropyridine (4MNOP) is an organic compound that is a white solid at room temperature. 4MNOP has been shown to interact with alkali metals and can be used in the preparation of emulsifying agents. It also has been found to have pharmacokinetic properties, including a low molecular weight, good solubility in water, and a high degree of absorption. The imidazopyridine ring system is susceptible to reductive amination reactions, which may lead to the formation of amine or surfactant residues.</p>Formula:C6H6N2O3Purity:Min. 95%Color and Shape:PowderMolecular weight:154.13 g/mol4-Acetamido-2'-nitro-4'-(trifluoromethyl)diphenyl sulphone
CAS:<p>4-Acetamido-2'-nitro-4'-(trifluoromethyl)phenyl sulphone is a fine chemical that has versatile building block properties. It is a complex compound that has been used in research chemicals and as a reagent. 4-Acetamido-2'-nitro-4'-(trifluoromethyl)phenyl sulphone is also useful for the production of speciality chemicals and as an intermediate for the synthesis of high quality compounds, such as pharmaceuticals, agrochemicals and other industrial products. This product can be used as a reaction component or scaffold for the synthesis of new compounds.</p>Formula:C15H11F3N2O5SPurity:Min. 95%Color and Shape:PowderMolecular weight:388.32 g/mol2,2',3,3',5,5',6,6'-Octafluorobiphenyl
CAS:<p>2,2',3,3',5,5',6,6'-Octafluorobiphenyl is a monomer that can be used for cross-coupling reactions. It can be synthesized by reacting a terminal alkyne with an organolithium compound such as cocl2. This monomer has been shown to undergo elimination reactions at lower temperatures than most other monomers and is commercially available in large quantities. 2,2',3,3',5,5',6,6'-Octafluorobiphenyl is also used as a dopant in semiconductors. The use of this compound in solar cells has been demonstrated with the addition of metal halides such as copper chloride or silver chloride. This compound has been shown to be able to efficiently absorb the light and convert it into electricity.</p>Formula:C12H2F8Purity:Min. 95%Color and Shape:PowderMolecular weight:298.13 g/molZ-L-pyroglutamic acid 4-nitrophenyl ester
CAS:<p>Please enquire for more information about Z-L-pyroglutamic acid 4-nitrophenyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Formula:C19H16N2O7Purity:Min. 95%Molecular weight:384.34 g/mol4-Chlorosalicylic acid
CAS:<p>4-Chlorosalicylic acid is an inhibitor of bacterial growth that belongs to the group of phenolic compounds. It has been shown to inhibit the growth of bacteria in cell culture and be effective against a wide range of species, including Escherichia coli and Staphylococcus aureus. 4-Chlorosalicylic acid inhibits bacterial enzyme activities, such as 5-nitrosalicylic acid hydroxylase and diphenolase activities. This compound has also been shown to have anti-inflammatory properties, which may be due to its ability to inhibit prostaglandin synthesis. 4-Chlorosalicylic acid is an active intermediate in the production of other drugs such as 2,4-dichloroacetophenone and 2,5-dichlorobenzonitrile.</p>Formula:C7H5ClO3Purity:Min. 95%Color and Shape:PowderMolecular weight:172.57 g/molBoc-O-benzyl-L-tyrosine
CAS:<p>Boc-O-benzyl-L-tyrosine is a sweetener that is synthesized in a liquid phase. It has been shown to prevent muscle loss and increase the uptake of glutamate. Boc-O-benzyl-L-tyrosine may also act as an δ opioid receptor agonist, which prevents the release of peptides from cells. This substance is synthesised by benzylation of L-tyrosine with dicarbonate and irradiation with UV light. The Boc group protects the molecule from being broken down by enzymatic activity, allowing it to be used in lab experiments. Boc-O-benzyl-L-tyrosine has potent antagonist effects on opioid receptors, which may be related to its analgesic properties.</p>Formula:C21H25NO5Purity:Min. 95%Color and Shape:White PowderMolecular weight:371.43 g/mol2-Methyl-1-nitroprop-1-ene
CAS:<p>2-Methyl-1-nitroprop-1-ene is a labile molecule that can be readily synthesized from 2-methyl propanal and nitrous acid. The postulated reaction mechanism for the formation of 2-methyl-1-nitroprop-1-ene begins with the nucleophilic attack of the azide anion on the carbonyl group of 2 methyl propanal, forming a tetrahedral intermediate. This intermediate undergoes a stepwise reaction to form 2 methyl 1 nitropropane. Nitro groups have been observed in both the product and starting material, which could indicate a transfer mechanism.</p>Formula:C4H7NO2Purity:Min. 95%Color and Shape:Clear LiquidMolecular weight:101.1 g/mol3-Methylcinnamic acid
CAS:<p>3-Methylcinnamic acid is an organic acid that is a phenylpropanoid metabolite. It is synthesized from malonic acid by hydroxylation and sulfonation, and then converted to cinnamic acid derivatives. 3-Methylcinnamic acid has been shown to inhibit the activity of heterocyclic amine-producing enzymes and has a strong inhibitory effect on the formation of triticum aestivum. 3-Methylcinnamic acid has been found to have diverse chemical properties that are useful for industrial purposes.</p>Formula:C10H10O2Purity:Min. 95%Color and Shape:PowderMolecular weight:162.19 g/mol5-(3-Nitrophenyl)-1H-pyrazole-3-carboxylic acid
CAS:<p>5-(3-Nitrophenyl)-1H-pyrazole-3-carboxylic acid is a molecule that inhibits the proliferation of cancer cells in vitro. This compound has been shown to inhibit the growth of human breast cancer cells in culture, with IC50 values of 7.8 µM for MCF-7 and 5.6 µM for A549 cells. It also inhibits cell growth in MDA-MB231 cells, which are human breast carcinoma cells, with IC50 values of 4.5 µM for MCF-7 and 2.4 µM for A549 cells. The mechanism by which this drug inhibits cancer cell proliferation is not clear but may be due to its ability to interfere with DNA synthesis or protein synthesis.</p>Formula:C10H7N3O4Purity:Min. 95%Color and Shape:PowderMolecular weight:233.18 g/mol3',5'-Difluoroacetophenone
CAS:<p>3',5'-Difluoroacetophenone is a synthetic compound that belongs to the tetradentate class of ligands. It is used as a fluorescent probe for metal ions and has been shown to have thermodynamic, systematic, and biomolecular enhancement properties. 3',5'-Difluoroacetophenone has also been used as a fluorescent probe in fluorescence resonance energy transfer (FRET) experiments. 3',5'-Difluoroacetophenone binds to metal cations, such as copper(II) ions. When this compound is protonated, it emits a strong fluorescence signal that can be detected by fluorophore-acceptor probes. This chemical can be orally taken and excreted in urine after metabolism by the liver and kidneys.</p>Formula:C8H6F2OPurity:Min. 95%Color and Shape:PowderMolecular weight:156.13 g/mol2'-Benzoyloxy-6'-methoxyacetophenone
CAS:<p>2'-Benzoyloxy-6'-methoxyacetophenone is a fine chemical that is a useful building block for the synthesis of other chemicals. It has been used as a reagent and in the preparation of speciality chemicals, such as pyrazoles, pyridones, and carbamates. 2'-Benzoyloxy-6'-methoxyacetophenone is also an intermediate for the synthesis of complex compounds or scaffolds for use in drug design.</p>Formula:C16H14O4Purity:Min. 95%Molecular weight:270.28 g/mol3,5-Dimethoxy-4-methylbenzoic acid methyl ester
CAS:<p>3,5-Dimethoxy-4-methylbenzoic acid methyl ester (DMMBME) is a synthetic compound that is used as an immunogen to generate antibodies against fungal proteins. DMMBME is specifically used to identify the presence of bryoria and australian fungi in plants. The chemical structure of DMMBME can be oxidized by depsidones, which leads to the production of reactive oxygen species that are believed to be responsible for the oxidative coupling of target proteins. This reaction can be catalyzed by a number of enzymes such as nidulin, which is found in plant roots.</p>Formula:C11H14O4Purity:Min. 95%Color and Shape:PowderMolecular weight:210.23 g/mol2,7-Dichloronaphthalene
CAS:<p>2,7-Dichloronaphthalene is a chlorinated organic chemical that has been used as an insecticide and acaricide. It is metabolized by cytochrome P-450 to form 2,7-dichloronaphthalene oxide, which is then converted to 2,7-dichloronaphthoic acid. This chemical can accumulate in adipose tissue and the liver of animals exposed to it. It also bioconcentrates in aquatic organisms and biomagnifies in food chains. 2,7-Dichloronaphthalene is not acutely toxic because it does not readily penetrate the skin or respiratory tract. Chronic exposure by ingestion or inhalation can cause adverse effects on the central nervous system, cardiac system, and blood cells. The most toxic effect of 2,7-dichloronaphthalene is its carcinogenic potential for humans and animals.</p>Formula:C10H6Cl2Purity:Min. 95%Color and Shape:White PowderMolecular weight:197.06 g/mol
