APIs pour la recherche et les impuretés
Sous-catégories appartenant à la catégorie "APIs pour la recherche et les impuretés"
- Acides Aminés et Dérivés(12.440 produits)
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- Radicaux Libres et Agents Oxydants/Réducteurs(214 produits)
- Cétones et Dérivés(2.692 produits)
- Antibiotiques Naturels et Semi-Synthétiques(6.409 produits)
- Nitriles et Dérivés Cyano(3.070 produits)
- Nitrosamines et Dérivés(55 produits)
- Nucléosides et Nucléotides(3.492 produits)
- Phosphates et Phosphonates Organiques(1.203 produits)
- Sulfonates et Sulfates Organiques(10.451 produits)
- Composés Organométalliques(4.425 produits)
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- Peptides et Protéines(3.164 produits)
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- Dérivés des Purines et Pyrimidines(8.974 produits)
- Dérivés de Quinazoline et de Quinoléine(66.217 produits)
- Quinones et Dérivés(24.378 produits)
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- Stéroïdes et Dérivés(4.987 produits)
- Sulfamides et Dérivés(2.607 produits)
- Terpénoïdes et Dérivés(3.860 produits)
- Thiazolidinediones et Thiopyranes(2.755 produits)
- Composés β-Adrénergiques(231 produits)
66870 produits trouvés pour "APIs pour la recherche et les impuretés"
6-Hydroxy chlorzoxazone β-D-glucuronide lithium salt
CAS :Please enquire for more information about 6-Hydroxy chlorzoxazone β-D-glucuronide lithium salt including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C13H12ClNO9Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :361.69 g/mol3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulphanyl]propanoic acid
CAS :3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulphanyl]propanoic acid is a pharmaceutical agent. It is used in the treatment of heartburn, gastroesophageal reflux disease (GERD), and other conditions. 3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulphanyl]propanoic acid is a prodrug that is hydrolyzed to famotidine, its active form, in the body. Famotidine has been shown to inhibit the H+/K+ ATPase enzyme from gastric parietal cells, which increases intracellular pH and reduces gastric acid secretion. 3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulphanyl]propanoic acid also inhibitsFormule :C8H12N4O2S2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :260.34 g/molVarenicline Diamine Impurity - Bio-X ™
CAS :Varenicline Diamine Impurity - Bio-X ™ is a diamine impurity of varenicline, a medication used for smoking cessation. Varenicline acts as a partial agonist at α4β2 nicotinic acetylcholine receptors, which are involved in the addictive effects of nicotine. Researchers utilize this compound to study its effects on nicotine addiction and develop potential treatments for smoking cessation. This impurity is used as a reference standard or analytical tool in the quality control and manufacturing process of varenicline and serves as an important marker for ensuring the purity and consistency of varenicline during its production, helping to maintain the medication's safety and efficacy for patients seeking to quit smoking.This product is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.
Formule :C13H14F3N3ODegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :285.27 g/molApixaban Impurity 2
CAS :Apixaban impurity 2 is a drug product that is used as an impurity standard in the research and development of drugs. It is also used as a synthetic intermediate in the synthesis of other drugs. Apixaban impurity 2 has been shown to be pharmacologically active, with the ability to inhibit bacterial growth by binding to DNA-dependent RNA polymerase. This compound is not toxic to mammalian cells at high concentrations, but has been shown to have some effects on the central nervous system, including depression of spontaneous motor activity and decrease in locomotor activity. Apixaban Impurity 2 is soluble in acetone and chloroform, but insoluble in water. The molecular weight of this compound is not known, but it can be determined using HPLC. Apixaban Impurity 2 has CAS number 2187409-01-2 and its molecular formula is C21H22N2O4S.Formule :C25H28N6O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :476.53 g/molAtorvastatin lactam sodium salt impurity
CAS :Atorvastatin is a drug used for the treatment of hypercholesterolemia and cardiovascular diseases. Atorvastatin lactam, which is an impurity formed during the synthesis of atorvastatin, has been shown to inhibit cholesterol biosynthesis in a rat model. The in vivo metabolism of atorvastatin lactam was studied by HPLC-MS/MS and was found to be identical to that of the parent molecule. This impurity may be useful as a research and development or custom synthesis product, or as an impurity standard for HPLC analysis.
Formule :C33H34FN2NaO6Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :596.62 g/mol3'-N,N-Didesmethyl-N-(methoxycarbonyl) azithromycin
CAS :3'-N,N-Didesmethyl-N-(methoxycarbonyl) azithromycin is a research and development impurity standard. It is synthesized by reacting 3-desacetylazithromycin with methoxycarbonyl chloride in the presence of triethylamine. This product has been tested for purity by HPLC. CAS No. 16892-65-2Formule :C39H74N2O14Degré de pureté :Min. 95%Masse moléculaire :795.01 g/molAcyclovir
CAS :Acyclovir is an antiviral drug that inhibits the replication of herpes viruses by selectively inhibiting viral DNA polymerase. The drug is active against a broad range of herpes viruses, including both types of herpes simplex virus (HSV-1 and HSV-2) and varicella zoster virus. Acyclovir has also been shown to be effective against aciclovir-resistant mutants. This drug can be used as a prophylaxis or in combination with other antiviral agents for the treatment of active infections. Acyclovir can cause headaches, nausea, vomiting, and diarrhea when taken orally. It should not be taken with certain medicines such as aminoglycosides or high doses of aspirin because this may increase the risk for kidney problems.
Formule :C8H11N5O3Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :225.2 g/molVitamin A EP Impurity C
CAS :Soluble in Chloroform & in Methanol Confirmed
Insoluble in WateDegré de pureté :90% minCouleur et forme :Off White or Beige SolidMasse moléculaire :312.456-Epi pravastatin sodium
CAS :6-Epi pravastatin sodium salt is a synthetic compound with the same molecular formula and chemical structure as the natural product. It has been used in pharmacological studies, drug development, and research. 6-Epi pravastatin sodium salt is a metabolite of pravastatin.
Formule :C23H36O7•NaDegré de pureté :Min. 92.0 Area-%Masse moléculaire :447.51 g/molDesmethyl tacrolimus
CAS :Tacrolimus is a macrolide antibiotic that binds to the calcineurin receptor and inhibits the production of cytokines. It is used to treat certain types of autoimmunity and hyperproliferation in patients with cancer, organ transplant recipients, and those who have undergone radiation therapy. The drug is available in two forms: tacrolimus (the natural form) and desmethyl tacrolimus (a metabolite). Desmethyl tacrolimus is produced by microbial transformation, which converts the natural form into a more water-soluble derivative. This conversion can be prevented by adding additives such as proton pump inhibitors or pde5 inhibitors. Symptoms of tacrolimus include hyperglycemia, hyperlipidemia, gastrointestinal disturbances, headache, fever, skin rash, diarrhea, and anemia. Tacrolimus has been shown to inhibit the activity of fk506-binding proteins in vitro and in vivo through competitive inhibition.Formule :C43H67NO12Degré de pureté :Min. 90 Area-%Couleur et forme :White PowderMasse moléculaire :789.99 g/molEpirubicin impurity G
CAS :Epirubicin impurity G is a synthetic research and development impurity standard that is used in the manufacture of drug products, as well as in the development of new drugs. Epirubicin impurity G is a metabolite of epirubicin and has been shown to be an active inhibitor of DNA synthesis. Epirubicin impurity G may also have potential as an analytical standard for HPLC analysis.Formule :C54H58N2O22Degré de pureté :Min. 95%Masse moléculaire :1,087 g/molMethyl 2-deoxy-3,4-di-O-toluoyl-D-ribopyranoside
CAS :Methyl 2-deoxy-3,4-di-O-toluoyl-D-ribopyranoside is a synthetic impurity standard for the drug product. It has been used in studies on metabolism and as an analytical reference material. Methyl 2-deoxy-3,4-di-O-toluoyl-D-ribopyranoside is also available as a custom synthesis at high purity.Formule :C22H24O6Degré de pureté :Min. 95%Couleur et forme :White powder.Masse moléculaire :384.42 g/molGuaifenesin EP impurity C
CAS :This is a metabolite of guaifenesin, and it is an impurity in the EP guaifenesin. It can be custom synthesized for research and development purposes. The purity of this product is high, and it can be used as an analytical standard or a drug product.
Formule :C20H26O7Degré de pureté :Min. 95 Area-%Couleur et forme :Colorless Clear LiquidMasse moléculaire :378.42 g/mol2,6-Dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid isopropyl 2-methoxyethyl ester
CAS :Nimodipine is a calcium channel blocker that is used to treat subarachnoid hemorrhage and aneurysms. It is also used as a neuroprotective agent in the treatment of stroke, intracranial hypertension, and cerebral vasospasm. Nimodipine acts by blocking voltage-sensitive L-type calcium channels in the cell membrane, which leads to a decrease in intracellular calcium levels. This results in decreased synthesis of nitric oxide and vasodilation, which reduces blood pressure and improves circulation to the brain. Nimodipine is administered intravenously or orally for the treatment of aneurysms or subarachnoid hemorrhage. It may be given as an infusion or as tablets for prevention of stroke and other neurological disorders.Formule :C21H24N2O7Degré de pureté :Min. 95%Couleur et forme :Slightly Yellow PowderMasse moléculaire :416.42 g/mol6-(2,4-Dichlorophenyl)-1,2,4-triazine-3,5-diamine
CAS :6-(2,4-Dichlorophenyl)-1,2,4-triazine-3,5-diamine is a metabolite that can be found in the urine and blood of humans. It has been shown to have cytotoxic effects on human lymphocytes and erythrocytes. 6-(2,4-Dichlorophenyl)-1,2,4-triazine-3,5-diamine is used as an impurity standard for HPLC analysis and as a reference compound for pharmacopoeia. This chemical is also used in the synthesis of some drugs. 6-(2,4-Dichlorophenyl)-1,2,4-triazine-3,5-diamine is not listed in any pharmacopoeia or natural product database.
Formule :C9H7Cl2N5Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :256.09 g/molOlanzapine ketolactam
CAS :Olanzapine Ketolactam is a drug product that can be custom synthesized. It has a purity of at least 98% and is identified by its CAS number, 1017241-34-7. The metabolite of Olanzapine ketolactam is olanzapine N-oxide, which can be found in the urine of patients who have taken Olanzapine ketolactam. Metabolism studies have been conducted on this drug product to determine how it may affect the body. This drug product is also used in natural or synthetic drug development, pharmacopoeia, and analytical research.
Formule :C17H20N4O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :312.37 g/mol(R)-5-Hydroxymethyl tolterodine
CAS :(R)-5-Hydroxymethyl tolterodine is a prodrug that is metabolized by cytochrome P450 3A4 (CYP3A4) in the liver to its active form, tolterodine. This drug can be used as an alternative for gabapentin in the treatment of detrusor muscle overactivity associated with neurogenic bladder dysfunction. The pharmacokinetic properties of (R)-5-hydroxymethyl tolterodine are similar to those of gabapentin, including the elimination half-life and volume of distribution. However, unlike gabapentin, which has been shown to increase the glomerular filtration rate (GFR) and renal blood flow, there is no evidence that this drug has any effect on GFR or renal blood flow. There is also no evidence that (R)-5-hydroxymethyl tolterodine causes any symptoms that may be attributed toFormule :C22H31NO2Degré de pureté :Min. 98 Area-%Couleur et forme :Off-White PowderMasse moléculaire :341.49 g/mol5,6-Dichloro-1,4-dihydro-2-quinazolinamine
CAS :5,6-Dichloro-1,4-dihydro-2-quinazolinamine (5,6-DCQ) is a small molecule that has been used in vitro to study postnatal development. 5,6-DCQ binds to magnesium and forms a cation complex. This binding inhibits the activity of various enzymes such as phosphodiesterase and acetylcholinesterase. 5,6-DCQ also blocks the proliferation of cancer cells in vitro by inhibiting colony-stimulating factor and other proteins required for cell division. 5,6-DCQ has been shown to be safe in clinical trials and may be an effective treatment for cancer.Formule :C8H7Cl2N3Degré de pureté :Min. 95%Masse moléculaire :216.07 g/molN-(((5S)-3-(4-(4-Morpholinyl)phenyl)-2-oxo-5-oxazolidinyl)methyl) acetamide
CAS :N-(((5S)-3-(4-(4-Morpholinyl)phenyl)-2-oxo-5-oxazolidinyl)methyl) acetamide is an impurity of the antibiotic linezolid. It is a contaminant that can be found in urine and blood samples. N-(((5S)-3-(4-(4-Morpholinyl)phenyl)-2-oxo-5-oxazolidinyl)methyl) acetamide has been shown to be amyloidogenic, meaning it can form plaques in the brain and lead to Alzheimer's disease.Formule :C16H21N3O4Degré de pureté :Min. 95%Couleur et forme :White to off-white solid.Masse moléculaire :319.36 g/mol

