APIs pour la recherche et les impuretés
Sous-catégories appartenant à la catégorie "APIs pour la recherche et les impuretés"
- Acides Aminés et Dérivés(12.441 produits)
- Anthraquinones et Dérivés(407 produits)
- Dérivés du Benzimidazole et de l’Imidazole(10.465 produits)
- Dérivés des Benzodiazépines(335 produits)
- Glucides et Glycoconjugués(5.389 produits)
- Esters et Dérivés(42.308 produits)
- Acides Gras et Dérivés Lipidiques(32.489 produits)
- Flavonoïdes et Polyphénols(17.102 produits)
- Radicaux Libres et Agents Oxydants/Réducteurs(215 produits)
- Cétones et Dérivés(2.692 produits)
- Antibiotiques Naturels et Semi-Synthétiques(6.414 produits)
- Nitriles et Dérivés Cyano(3.070 produits)
- Nitrosamines et Dérivés(55 produits)
- Nucléosides et Nucléotides(3.493 produits)
- Phosphates et Phosphonates Organiques(1.205 produits)
- Sulfonates et Sulfates Organiques(10.452 produits)
- Composés Organométalliques(4.425 produits)
- Autres(6.340 produits)
- Peptides et Protéines(3.163 produits)
- Polymères et Dérivés(100 produits)
- Dérivés des Purines et Pyrimidines(8.976 produits)
- Dérivés de Quinazoline et de Quinoléine(66.233 produits)
- Quinones et Dérivés(24.380 produits)
- Sels et Dérivés d’API(92.979 produits)
- Stéroïdes et Dérivés(4.987 produits)
- Sulfamides et Dérivés(2.607 produits)
- Terpénoïdes et Dérivés(3.871 produits)
- Thiazolidinediones et Thiopyranes(2.755 produits)
- Composés β-Adrénergiques(232 produits)
66900 produits trouvés pour "APIs pour la recherche et les impuretés"
Cinacalcet impurity B
CAS :Cinacalcet impurity B is an amine that is a by-product of the manufacturing process for cinacalcet. This compound has been found to be active as a calcium sensitizer in vitro. The ionic form of this compound has been shown to bind to graphitic carbon and produce reproducible chromatographic peaks, which are characterized by their retention time and ionic strength. Cinacalcet impurity B has also been shown to have chiral properties, with the enantiomeric form being more active than the positional isomer. The affinity of this compound for chiral molecules may be due to its ability to act as a chiral selector.Formule :C19H19NDegré de pureté :Min. 95%Masse moléculaire :261.36 g/molSimvastatin EP Impurity K
CAS :Please enquire for more information about Simvastatin EP Impurity K including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C25H40O5Degré de pureté :Min. 95%Masse moléculaire :420.59 g/molN-Trityl candesartan ethyl ester
CAS :N-Trityl candesartan ethyl ester is a drug product that has been custom synthesized for research and development purposes. It is an impurity standard for the synthesis of metoprolol. The compound was synthesized as a synthetic intermediate to be used in an analytical study, and is not found in nature. N-Trityl candesartan ethyl ester is chemically similar to Metoprolol and can be used as an impurity standard for HPLC analysis of Metoprolol or other drugs containing Metoprolol.
Formule :C45H38N6O3Degré de pureté :Min. 95%Masse moléculaire :710.80 g/molTrandolaprilat methyl ester
CAS :Trandolaprilat methyl ester is an analytical grade chemical and pharmaceutical intermediate. It is the methyl ester of trandolaprilat, a cardioselective angiotensin-converting enzyme (ACE) inhibitor that has been used in the treatment of hypertension and congestive heart failure. Trandolaprilat methyl ester is a white to off-white crystalline powder with a melting point of 135-138 ˚C. It is soluble in methanol and ethanol, but insoluble in water. The purity of Trandolaprilat methyl ester can be determined using HPLC analysis. The following table provides information about impurities detected by HPLC analysis: Impurity | Purity | % Impurity | CAS Registry Number Trandolaprilat | 99.8% | 0.2% | 118194-41-5 Methyl acetate | 0.2% | 0Formule :C23H32N2O5Degré de pureté :Min. 95%Masse moléculaire :416.51 g/mol1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroisochinolin-4,8-diol
CAS :1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroisochinolin-4,8-diol is a compound that has not been fully characterized. It is a synthetic product with the following chemical structure:Formule :C15H17NO4Degré de pureté :Min. 95%Masse moléculaire :275.3 g/molEplivanserin
CAS :Eplivanserin is a potent tumor inhibitor that belongs to the class of indirubin kinase inhibitors. It has shown great promise as an anticancer agent due to its ability to induce apoptosis in cancer cells and inhibit their growth cycle. Eplivanserin has been found to be effective against a variety of cancers, including breast, lung, and prostate cancer. This medicinal compound is derived from Chinese herbs and has been extensively studied for its potential in cancer treatment. In addition, eplivanserin has been found in urine samples from humans, indicating that it may have potential as a diagnostic tool for cancer detection. Its protein targets are still being investigated, but it is believed that eplivanserin works by inhibiting key enzymes involved in cell signaling pathways that promote cancer cell growth and survival.
Formule :C19H21FN2O2Degré de pureté :Min. 95%Masse moléculaire :328.4 g/molN-Hydroxy riluzole N-b-D-glucuronide
N-Hydroxy riluzole N-b-D-glucuronide (NHRG) is a drug product that has been used as an analytical reference standard in metabolism studies. It is a natural impurity found in the API Rilutek (riluzole), which is used to treat ALS and related diseases. NHRG exhibits a retention time of 9.5 minutes on HPLC, and its purity should be at least 98%. NHRG can also be custom synthesized to order, and it can be used as an impurity standard in drug development research and development, or for pharmacopoeia testing.Formule :C14H13F3N2O8SDegré de pureté :Min. 95%Masse moléculaire :426.32 g/mol[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone
CAS :4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone (CAS No. 105356-89-6) is a synthetic impurity standard used in the manufacture of various drugs. Impurities are substances that exist in a mixture with the desired product, but are not an intentional part of that product. Synthetic impurities are created during the synthesis process and are not found in nature. This substance has been shown to be metabolized by cytochrome P450 enzymes and glutathione reductase, and is excreted through urine and bile. It also binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.Formule :C18H23N5O4Degré de pureté :Min. 95%Masse moléculaire :373.41 g/molCefazolin EP Impurity G
CAS :Cefazolin EP Impurity G is a synthetic, impure drug product of cefazolin. It is an impurity standard for the pharmacopoeia and has been shown to be a metabolite in animals. The purity of this compound is unknown. Cefazolin EP Impurity G is not listed on any pharmacopoeias or other regulatory agencies. CAS No.: 1172998-53-6Formule :C11H10N6O4SDegré de pureté :Min. 95%Masse moléculaire :322.3 g/molN2-Methyl alfuzosin hydrochloride (1:x)
CAS :Alfuzosin is a drug used to treat the signs and symptoms of benign prostatic hyperplasia (BPH). The active form of alfuzosin, 1-alfuzosin, is a competitive antagonist at the α1-adrenoceptor. Alfuzosin minimizes the effects of BPH by reducing prostate size and increasing urine flow rate. It is also an impurity in N2-methyl alfuzosin hydrochloride (1:x), which has similar therapeutic uses as alfuzosin.Degré de pureté :Min. 95%4-Chloro-4-methyl-5-methylene-1,3-dioxolan-2-one
CAS :4-Chloro-4-methyl-5-methylene-1,3-dioxolan-2-one is a synthetic metabolite that is used as an impurity standard for the drug product 4-[4-(4,5-dichloro-1H,3H)-imidazolinyl]-N-[(dimethylamino)sulfonyl]benzamide. It is also used in analytical methods such as HPLC to measure the concentration of 4-[4-(4,5-dichloro-1H,3H)-imidazolinyl]-N-[(dimethylamino)sulfonyl]benzamide in a sample. This compound is also used in metabolism studies to study how it is broken down by the body.Formule :C5H5ClO3Degré de pureté :Min. 95%Masse moléculaire :148.54 g/molDoxorubicin Impurity 15
CAS :Doxorubicin impurity 15 is a natural product that is used as an analytical reference standard in pharmacopoeia. It has been synthesized for use in drug development and research and development, and is available as a high-purity HPLC standard. Doxorubicin impurity 15 has a CAS number of 131086-18-5.
Formule :C31H38BrNO11Degré de pureté :Min. 95%Masse moléculaire :680.54 g/molN-Methyllidocaine iodide
CAS :N-Methyllidocaine iodide is a drug that is used to treat cardiac arrhythmias. It has been shown to inhibit the uptake of fatty acids into cardiac cells, which leads to an increase in diacylglycerol and a reduction in intracellular pH. This drug also has a depressant effect on heart function by inhibiting the depolarization of ventricular myocytes. N-Methyllidocaine iodide induces arrhythmia in animals and genetic ablation of the gene for fatty acid synthase enhances this effect.
Formule :C15H25IN2ODegré de pureté :Min. 95%Masse moléculaire :376.28 g/mol(5Alpha)-Androst-9(11)-ene-3,17-dione
CAS :5α-Androst-9(11)-ene-3,17-dione is a drug product that has been custom synthesized for research and development purposes. This compound is a natural metabolite of testosterone. It is also a synthetic drug development candidate, which has been shown to have anti-inflammatory properties. 5α-Androst-9(11)-ene-3,17-dione has been found to be an impurity in the synthesis of different drugs and is used as a reference standard for HPLC analysis.
Formule :C19H26O2Degré de pureté :Min. 95%Masse moléculaire :286.40 g/molDes-6-methoxyethanol erlotinib
CAS :Please enquire for more information about Des-6-methoxyethanol erlotinib including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C19H17N3O3Degré de pureté :Min. 95%Masse moléculaire :335.4 g/mol(+/-)N-Methyl-y-[3-(trifluoromethyl)-phenoxy]benzenepropanamine hydrochloride
CAS :N-Methyl-y-[3-(trifluoromethyl)-phenoxy]benzenepropanamine hydrochloride is a synthetic drug product that has been shown to be metabolized in humans. It is an impurity standard for HPLC and analytical methods. This compound is used as a research chemical in the development of drugs, and is also used as a pharmacopoeia reference standard.Formule :C17H18F3NO·HClDegré de pureté :Min. 95%Masse moléculaire :345.79 g/molMono(3-hydroxybutyl)phthalate-d4
CAS :Mono(3-hydroxybutyl)phthalate-d4 is a research and development, impurity standard, custom synthesis, drug product, synthetic and high purity chemical that is used as an analytical standard in the pharmacopoeia. Mono(3-hydroxybutyl)phthalate-d4 is also a metabolite of monobutyl phthalate. This product has been shown to be an active substrate for human cytochrome P450 enzymes and has been used to study the metabolism of this compound. Mono(3-hydroxybutyl)phthalate-d4 can be synthesized from commercial chemicals such as pivalic acid, naphthalene or 2-(2'-methylpropoxy)-ethanol with butyric acid in the presence of aluminum chloride. The CAS number for this compound is 57074-43-8 and it should be stored at -20°C.
Formule :C12H10D4O5Degré de pureté :Min. 95%Masse moléculaire :242.26 g/mol2-Amino-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-4(5H)-thiazolone
CAS :2-Amino-5-[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]-4(5H)-thiazolone is a structural analog of nitrite. The crystal structure of the compound has been determined in solvents such as benzene, chloroform, and acetonitrile. It is soluble in alkali and hydrochloric acid, but not in water. 2-Amino-5-[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]-4(5H)-thiazolone crystallizes as a dimerized molecule with an acrylate group at each end. It can be prepared by reacting thiourea with copper (II) chloride. This reaction produces impurities such as thiocyanates and cyanides, which must be removed before using the product.Formule :C19H21N3O2SDegré de pureté :Min. 95%Masse moléculaire :355.46 g/molN,N’-Bis(2’-cyanobenzyl)-6-chloro-2,4-dioxopyrimidine
CAS :N,N'-Bis(2'-cyanobenzyl)-6-chloro-2,4-dioxopyrimidine is a drug product that is used as an HPLC standard. It has CAS No. 1618644-29-3 and a molecular mass of 309.35 g/mol. N,N'-Bis(2'-cyanobenzyl)-6-chloro-2,4-dioxopyrimidine is an impurity in the synthesis of pyridostigmine bromide and is found in the urine of mice treated with this drug. This impurity can be determined by GC/MS and LC/MS techniques. N,N'-Bis(2'-cyanobenzyl)-6-chloro-2,4-dioxopyrimidine is also found as a metabolite in rats and humans as well as being an analytical reference material for API impurities. The metabolite may be formedFormule :C20H13ClN4O2Degré de pureté :Min. 95%Masse moléculaire :376.8 g/mol1,3-Benzodioxol-5-yl[4-(2-chloroethoxy)phenyl]methanone
CAS :1,3-Benzodioxol-5-yl[4-(2-chloroethoxy)phenyl]methanone (1,3-BDE) is a synthetic compound that is intended for use as an analytical reference standard. 1,3-BDE has been shown to inhibit the growth of Mycobacterium tuberculosis and Mycobacterium avium complex in vitro. This drug product is intended for research and development purposes only.Formule :C16H13ClO4Degré de pureté :Min. 95%Masse moléculaire :304.72 g/mol
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