
Pharmaceutical Standards
Subcategories of "Pharmaceutical Standards"
- APIs for research and impurities(277,270 products)
- Enzyme Activators and Inhibitors(2,829 products)
- Nitrosamines(2,661 products)
- Pharmaceutical and Veterinary Compounds and Metabolites(2,891 products)
- Toxicology(13,367 products)
Found 8131 products of "Pharmaceutical Standards"
4'-(Trifluoromethyl)acetophenone
CAS:4'-(Trifluoromethyl)acetophenone is a phosphatase inhibitor that has been shown to have inhibitory activity against chemokines. Chemokines are a type of cytokine that are secreted by immune cells and play an important role in inflammation. 4'-(Trifluoromethyl)acetophenone has also been shown to have an effect on the cell membrane permeability of amines and 2-aminobenzyl alcohol, which are substrates for the enzyme. 4'-(Trifluoromethyl)acetophenone reacts with imidazole derivatives, such as trifluoride, forming hydrogen bonds between the two molecules. Kinetic studies have demonstrated that this reaction is reversible in solution at room temperature.
Formula:C9H7F3OPurity:Min. 95%Color and Shape:PowderMolecular weight:188.15 g/molRef: 3D-FT28471
Discontinued product6,7-Dihydroxycoumarin-7-benzyl ether
CAS:6,7-Dihydroxycoumarin-7-benzyl ether is an antioxidant compound with a variety of uses. It has been shown to have clastogenic effects in in vitro tests. 6,7-Dihydroxycoumarin-7-benzyl ether has also been used as a screening tool for antioxidants and has found use in the fields of medicine and natural sources. The chemical structure of 6,7-dihydroxycoumarin-7-benzyl ether is heterocyclic aromatic rings with two hydroxyl groups at positions 6 and 7 on the coumarin nucleus. This molecule has prooxidant activity and can be described using chemical descriptors such as molecular weight and logP values.
Formula:C16H12O4Purity:Min. 95%Molecular weight:268.26 g/molRef: 3D-FD159105
Discontinued productCholesterol hydrogen succinate
CAS:Controlled ProductCholesterol hydrogen succinate is a cholesterol derivative that inhibits the activity of various receptors, including the LDL-receptor which is involved in the uptake of cholesterol from the blood. It also has inhibitory properties against infectious diseases and can be used as an experimental model for coronary heart disease. Cholesterol hydrogen succinate has been shown to inhibit the phase transition temperature (Tc) of human serum. This drug also possesses anti-oxidative properties and has been shown to have protective effects on mitochondrial membrane potential. The biological properties of this compound include its ability to induce hemisuccinate formation by hydrolyzing cholesteryl esters and inhibit endoxifen activity.
Formula:C31H50O4Purity:Min. 95%Color and Shape:PowderMolecular weight:486.73 g/molRef: 3D-FC61971
Discontinued product(4-Nitrophenyl)acetone
CAS:4-Nitrophenylacetone is a hypoglycemic agent that is used for the treatment of diabetes mellitus. It has been shown to be effective in vivo and in vitro studies at low concentrations. The mechanism of action is not well understood, but it may have effects on insulin sensitivity and the release of insulin from pancreatic beta cells, as well as an effect on the liver. 4-Nitrophenylacetone has been shown to have organocatalytic properties that allow it to catalyze acylation reactions with acetanilides or amides. This reaction produces iminium ion intermediates that can be hydrolyzed by water to form a variety of products, including carboxylic acids, amides, and nitriles.
Formula:C9H9NO3Purity:Min. 95%Color and Shape:PowderMolecular weight:179.17 g/molN-Acetylethylene Urea-d4
CAS:Controlled ProductApplications N-Acetylethylene Urea-d4 (cas# 1189701-94-7) is a compound useful in organic synthesis.
Formula:C5H4H4N2O2Color and Shape:NeatMolecular weight:132.15Guanosine-5'-triphosphate Disodium Salt (~85%)
CAS:Controlled ProductApplications Guanosine-5'-triphosphate disodium salt (CAS# 56001-37-7) is a nucleotide used in the preparation of photoreactive GTP affinity probes, and in inhibitors of eukaryotic initiation factor eIF-4E.
References George Cisar, E. A.; J. Am. Chem. Soc., 135, 4676 (2013); Ghosh, P.; et al.: Bioorg. Med. Chem. Lett., 16, 750 (2006).Formula:C10H14N5O14P3Na2Purity:~85%Color and Shape:NeatMolecular weight:567.14Ethyl Dichlorophosphate
CAS:Controlled ProductFormula:C2H5Cl2O2PColor and Shape:White to Off-White SolidMolecular weight:162.942',4-Dihydroxy-3-methoxychalcone
CAS:2',4-Dihydroxy-3-methoxychalcone is a chalcone that has been shown to have reactive properties. The compound was found to be cytotoxic to cancer cells in the presence of neutrophils, and it has been shown to inhibit the growth of t47d cells in culture. There is also evidence that 2',4-Dihydroxy-3-methoxychalcone may help regulate the microflora in the gut, which may help prevent obesity and diabetes. In epidemiological studies, 2',4-Dihydroxy-3-methoxychalcone was found to be protective against cancer, but more research is required.
Formula:C16H14O4Purity:Min. 95%Color and Shape:PowderMolecular weight:270.28 g/molN-Boc-endo-3-aminotropane
CAS:N-Boc-endo-3-aminotropane is a useful building block for the synthesis of a variety of chemical compounds. It is a versatile intermediate for the synthesis of diverse chemical compounds and is also used in research as a reagent. N-Boc-endo-3-aminotropane has been shown to be highly reactive and to undergo many reactions, including nucleophilic substitution and addition reactions. The compound can be reacted with alkyl halides to form amines, or with nitroalkanes to form oximes. N-Boc-endo-3-aminotropane can also react with anhydrides or acid chlorides to form carboxylic acids, or with sulfonyl chlorides to form sulfonamides. This compound also reacts with thiols or alcohols to form thioethers and ethers respectively.
Formula:C12H22N2O2Purity:Min. 95%Color and Shape:White PowderMolecular weight:226.32 g/molRef: 3D-FB71481
Discontinued product1,7-Naphthyridin-8(7H)-one
CAS:1,7-Naphthyridin-8(7H)-one is a polycyclic compound that has been used as an intermediate in the synthesis of a variety of other compounds. It is also used as an iterative reagent for the annulation reactions of cyclic olefins. It can be prepared by oxidative annulation between picolinamide and 1,2,3,4-tetrahydroquinoline. The regioselectivity of this reaction can be controlled by using rhodium or copper catalysts.
Formula:C8H6N2OPurity:Min. 95%Color and Shape:PowderMolecular weight:146.15 g/molRef: 3D-FN143635
Discontinued product2-(2',3',4'-Trihydroxybutyl)quinoxaline
CAS:2-(2',3',4'-Trihydroxybutyl)quinoxaline is a model system for the glyoxal-glycolaldehyde reaction. This reaction is important in the formation of organic acids and hydroxycarbonyl compounds. The kinetic of this reaction has been studied using glyoxal, glycolaldehyde, and hydroxycarboxylic acid as substrates. Reaction intermediates were identified by multiresponse techniques. Kinetic parameters were determined by modelling and kinetic experiments at different temperatures and concentrations.
Formula:C12H14N2O3Purity:Min. 95%Color and Shape:Off-White PowderMolecular weight:234.25 g/molRef: 3D-FT28497
Discontinued product3,5-Difluoro-4-hydroxybenzoic acid methyl ester
CAS:3,5-Difluoro-4-hydroxybenzoic acid methyl ester (DFHBME) is a chemical compound that belongs to the class of useful building blocks. It is used in research as a reagent and in the synthesis of various complex compounds. DFHBME reacts with nucleophiles such as amines or alcohols to produce useful intermediates or scaffolds for organic synthesis. This compound is also useful as a speciality chemical due to its high quality and versatility.
Formula:C8H6F2O3Purity:Min. 95%Color and Shape:PowderMolecular weight:188.13 g/molRef: 3D-FD66549
Discontinued productN,N'-Di-(tert-Butoxycarbonyl)thiourea
CAS:N,N'-Di-(tert-Butoxycarbonyl)thiourea is a sterically bulky anion that has been synthesized to interact with amines and amido groups. It has been shown to be a good substrate for p-nitrophenyl phosphate, which is an important molecule in the metabolism of melanoma tumor cells. N,N'-Di-(tert-Butoxycarbonyl)thiourea has also been used as a synthetic building block for conjugates with other molecules. This molecule is able to form supramolecular complexes and may be useful in kinetic studies. The most interesting application of this molecule is its use in the efficient method of removing mercury from water, which is accomplished by oxidation of mercuric chloride by N,N'-Di-(tert-Butoxycarbonyl)thiourea.
Formula:C11H20N2O4SPurity:Min. 95%Color and Shape:PowderMolecular weight:276.35 g/molRef: 3D-FD50724
Discontinued product3,3'-Diaminobenzidine tetrahydrochloride
CAS:3,3'-Diaminobenzidine tetrahydrochloride or DAB hydrochloride is the hydrochloride salt of biphenyl tetra-aniline. DAB hydrochloride is a water-soluble formulation of DAB and is used in immunohistochemical staining of nucleic acids and proteins. DAB hydrochloride is used in Alzheimer's disease research, Aβ protein amyloid plaques are targeted by a primary antibody, and subsequently by a secondary antibody, which is conjugated with a peroxidase enzyme. This will bind DAB as a substrate and oxidize causing a colour change. 3,3’-Diaminobenzidine tetrahydrochloride is also available as the tetrahydrochloride hydrate and as the free base.
Formula:C12H14N4•4HClPurity:Min. 95%Color and Shape:Off-White PowderMolecular weight:360.12 g/molRef: 3D-FD11034
Discontinued product2-Ethoxy-4-methoxycinnamic acid
CAS:2-Ethoxy-4-methoxycinnamic acid is a synthetic chemical with the CAS number 1372859-34-1. It is a versatile building block that can be used for the synthesis of many complex compounds. 2-Ethoxy-4-methoxycinnamic acid is one of a number of scaffolds that are useful for creating fine chemicals and research chemicals. This compound is also an intermediate in many reactions and can be used as a reagent to produce other substances.
Formula:C12H14O4Purity:Min. 95%Molecular weight:222.24 g/mol3,3'-Diheptyloxacarbocyanine iodide
CAS:3,3'-Diheptyloxacarbocyanineiodide (DHCI) is a fluorescent probe that is used in the treatment of solid tumours. It is taken up by tumor cells and causes them to fluoresce, which can be seen under a microscope. DHCI has been shown to be effective against hypoxic tumours and tumors with low oxygen levels due to its ability to penetrate tumor cells and deliver oxygen. The uptake of DHCI by cancer cells is also dependent on the permeability of the blood vessels present in the tumor. This drug has been shown to have a large therapeutic window for treatment of solid tumours.
Formula:C31H41N2O2•IPurity:Min. 95%Color and Shape:PowderMolecular weight:600.57 g/molRef: 3D-FD148550
Discontinued product1-(3-Bromophenyl)-2-nitropropane
CAS:1-(3-Bromophenyl)-2-nitropropane is a fine chemical that is used as a building block in the synthesis of complex organic compounds. It can be used as a reagent and speciality chemical with high quality. 1-(3-Bromophenyl)-2-nitropropane is versatile for use in reactions, such as coupling reactions, because it can be used as an intermediate or scaffold to create many different compounds. CAS No.: 155988-18-4
Formula:C9H10BrNO2Purity:Min. 95%Molecular weight:244.09 g/mol1-(Trimethylsilyl)-2-naphthyl Trifluoromethanesulfonate
CAS:1-(Trimethylsilyl)-2-naphthyl Trifluoromethanesulfonate is a solvent that has been used for the synthesis of oxygen heterocycles. It is also used as a reagent to cleave bonds in organic molecules, such as alkene, solvents, aldehydes and activated esters. This compound is an unsymmetrical nucleophile that reacts with electron-poor alkenes to generate an unsaturated bond between two carbons. Mechanistic studies have shown that the reaction proceeds through a concerted mechanism involving the formation of a covalent phosphine intermediate.
Formula:C14H15F3O3SSiPurity:Min. 95%Color and Shape:PowderMolecular weight:348.41 g/molRef: 3D-FT60048
Discontinued product1-(2-Chloro-4-fluorophenyl)-2-nitropropene
CAS:1-(2-Chloro-4-fluorophenyl)-2-nitropropene is a versatile building block that can be used to produce a variety of compounds with various properties. It is a high quality, reagent grade chemical that is useful for research and development purposes. This compound has been shown to be an effective intermediate in the synthesis of complex compounds, such as pharmaceuticals and pesticides.
Formula:C9H7ClFNO2Purity:Min. 95%Molecular weight:215.61 g/molRef: 3D-FC65821
Discontinued product2'-Fluoro-4'-hydroxyacetophenone
CAS:2'-Fluoro-4'-hydroxyacetophenone is a glycosylated molecule that is used in phase transfer catalysis. It is a glycoside that can undergo the glycosylation reaction and can be used as a phase transfer reagent. 2'-Fluoro-4'-hydroxyacetophenone has been studied for its potential use in the synthesis of xylosides and selenadiazoles. In addition, it has shown anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis.
Formula:C8H7FO2Purity:Min. 95%Molecular weight:154.14 g/molRef: 3D-FF64528
Discontinued product

