APIs pour la recherche et les impuretés

3-[4-(2-Pyridylsulfamoyl)phenyl] sulfasalazine is an analytical standard and a metabolite of sulfasalazine. It is used as a reference compound in the analysis of high purity sulfasalazine by HPLC. 3-[4-(2-Pyridylsulfamoyl)phenyl] sulfasalazine is also used as an impurity in the drug product, API, and drug development. The CAS number for 3-[4-(2-Pyridylsulfamoyl)phenyl] sulfasalazine is 1391062-34-2.

N-Formyl oxcarbazepine is a metabolite of carbamazepine which is a drug product for the treatment of epilepsy. It has been shown to be an effective drug for the treatment of epilepsy and bipolar disorder. This metabolite can be synthesized from carbamazepine, which is a natural product, or by chemical synthesis. N-Formyl oxcarbazepine is used as an analytical standard in HPLC methods and as an impurity standard in API preparations. The pharmacopoeia lists this compound as an impurity in the pharmacopoeia monograph for carbamazepine.

Varenicline N-oxide is a synthetic drug product. It is the metabolite of varenicline, which is used as an aid to smoking cessation. Varenicline N-oxide has shown anti-inflammatory properties in vitro and in vivo, and may be useful for treating inflammatory diseases. Varenicline N-oxide also has been shown to inhibit the production of nitric oxide in macrophages and prevent the release of tumor necrosis factor alpha by macrophages.

p-Iodoclonidine hydrochloride is a cholinergic agent that binds to both acetylcholine and dopamine receptors. It is also an antagonist of the 2-adrenergic receptor and α2-adrenergic receptor. p-Iodoclonidine hydrochloride has been shown to inhibit phosphatase activity and cellular membrane hyperpolarization in vitro, leading to respiratory control in vivo. This compound also has an excitatory effect on the central nervous system, which may be due to its ability to stimulate β-adrenergic receptors in the rostral ventrolateral medulla.

8-Methyl etodolac is an impurity of etodolac that is used in the drug development and analytical chemistry industry. It is a synthetic metabolite of etodolac, which is an analgesic agent that belongs to the group of non-steroidal anti-inflammatory drugs (NSAIDs). 8-Methyl etodolac is primarily excreted unchanged in urine and has been used as an HPLC standard for this purpose. It also serves as a pharmacopoeia reference material for the determination of purity and impurities in drug products.

Please enquire for more information about o-Methyl malathion β-monoacid including the price, delivery time and more detailed product information at the technical inquiry form on this page

R-96544 Hydrochloride is an analytical standard used in HPLC analysis. It is also a metabolite of R-96544, which is an investigational drug for the treatment of schizophrenia. The impurity standard is a mixture of the racemic form and the pure enantiomeric form. This product is available in both natural and synthetic forms.

Tilnoprofen arbamel is a synthetic drug with antipyretic and analgesic properties, which is made in the laboratory. It is a metabolite of tilnoprofen that has been synthesized to meet the pharmacopoeia standards for purity. Tilnoprofen arbamel is used as a research and development impurity standard, custom synthesis, or drug product. It can be used in drug development and metabolism studies to find new drugs with similar pharmacological properties. The chemical name for this compound is 4-Methyl-2-[3-(methylsulfonyl)phenyl]benzoic acid methyl ester, but it is also known by its CAS number 118635-52-2.

Rosuvastatin anhydro lactone is a pure chemical compound that is used as an analytical reference standard for high-performance liquid chromatography (HPLC) for the determination of purity and identification of impurities in pharmaceuticals. It is also utilized as a drug development, API impurity, and HPLC standard. Rosuvastatin anhydro lactone is a metabolite of rosuvastatin and is chemically designated as C22H29NO3. The CAS number for rosuvastatin anhydro lactone is 1246665-85-9.