Composés polycycliques

Applications 5-Fluoroindole is a reactant used in various syntheses. It was used in the synthesis of Spirotetrahydro β-Carbolines (Spiroindolones), which is a new class of potent and orally efficacious compounds for the treatment of malaria. 5-Fluoroindole was also a reactant in direct indole and pyrrole couplings to carbonyl compound in total synthesis of Acremoauxin A and Oxazinin 3. References Richter, J., et al.: J. Am. Chem. Soc., 129, 12857 (2007); Yeung, B., et al.: J. Med. Chem., 53, 5155 (2010);

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5-Methyl-2-phenyl-1H-imidazole-4-carboxylic acid (MPICA) is a potent inhibitor of xanthine oxidase. It is also an inhibitor of β-glucuronidase and enzymes that maintain the integrity of bacterial DNA. MPICA has been shown to inhibit xanthine oxidase in a dose dependent manner and can be used as a lead compound for new inhibitors of this enzyme.

4-Methoxy-2,3-dihydro-1H-indole is a synthetic compound that can be prepared by bromination of 4-methoxyindole. This reaction is regioselective and the desired isomer can be obtained in good yield. Concurrent nitration and bromination reactions are investigated with the aim of obtaining an efficient method for the synthesis of 2,3-dihydrobenzo[b]indoles. The photolabile nature of the bromide group on 4-methoxy-2,3-dihydro-1H-indole makes it possible to selectively debrominate this functional group under mild conditions.

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Please enquire for more information about 2-(3-Butoxyphenyl)-6,8-dimethylquinoline-4-carbonyl chloride including the price, delivery time and more detailed product information at the technical inquiry form on this page

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Please enquire for more information about 2-Methyl-N-phenyl-1,2,3,4-tetrahydroquinolin-4-amine including the price, delivery time and more detailed product information at the technical inquiry form on this page

Please enquire for more information about 4-Chloro-7,8-dimethoxy-5H-pyrimido[5,4-b]indole including the price, delivery time and more detailed product information at the technical inquiry form on this page

Please enquire for more information about 2-(4-Bromophenyl)-8-methylquinoline-4-carbonyl chloride including the price, delivery time and more detailed product information at the technical inquiry form on this page

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Coumarin 6 (Coumarin VI) is a fluorescent dye frequently used to facilitate the traceability of drug delivery systems in vitro.

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Pyrazolo[1,5-a]pyrimidine is a pyrimidine compound that inhibits the synthesis of gamma-aminobutyric acid (GABA) in the central nervous system. It has been shown to have antimicrobial properties, as well as antihypertensive activity. Pyrazolo[1,5-a]pyrimidine also has an anti-inflammatory effect and can be used to treat infectious diseases, autoimmune diseases, and syncytial virus infections. This drug also has pharmacokinetic properties that are characterized by a short half-life in humans and rapid excretion of unchanged pyrazolo[1,5-a]pyrimidine in urine. Pyrazolo[1,5-a]pyrimidine binds to the mitochondrial membrane potential by inhibiting fatty acid synthesis and reduces the production of reactive oxygen species (ROS).

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8-[4-(4-Fluorophenyl)-4-Oxobutyl]-3-Methyl-3,8-Diazaspiro[4.5]Decane-2,4-Dione is a chemical substance that has been shown to have an effect on lung function in mice. It was tested on CD-1 mice and found to increase the pulmonary resistance (R) of the lungs in response to methacholine challenge. 8-[4-(4-Fluorophenyl)-4-Oxobutyl]-3-Methyl-3,8-Diazaspiro[4.5]Decane-2,4-Dione also reduces the degree of lung inflammation and improves the respiratory function in mice with inflammatory airway disease. This compound has been shown to inhibit bacterial growth in vitro by inhibiting protein synthesis through inhibition of ribosomal activity.

2-Chloro-4-methylquinoline-3-carbonitrile is an organic compound that can be synthesized in a scalable way. It has the chemical formula C8H6ClN and can be prepared by reacting dimethylamine with chlorine and bromides. 2-Chloro-4-methylquinoline-3-carbonitrile is a nucleophilic heteroaromatic compound that is able to react with halide ions through its electrophilic carbon atom. This reaction can lead to the formation of a new heterocycle, which may have many applications in organic chemistry.

Lithiumtetra(2-methyl-8-hydroxyquinolinato)boron is a photophysical, magnetic resonance spectroscopy, elemental, crystallography, and x-ray crystallography compound. It has a transition metal core with four boron ligands. The compounds are useful for studying the interactions of organic molecules with transition metals.

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Applications Methyl Oxindole-6-carboxylate is an intermediate used to prepare BIBF 1120, an indolinone as triple angiokinase inhibitors. References Roth, G., et al.: J. Med. Chem., 52, 4466 (2009)

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5-Oxo-5-[[(2S)-1-oxo-1-[[2-oxo-4-(trifluoromethyl)-1H-quinolin-7-yl]amino]-3phenylpropan-2-yl]amino]pentanoic acid (AFPC) is a fluorescent substrate used to measure the kinetics of chymotrypsin. The fluorescence intensity increases with the increase in the concentration of AFPC, indicating that the reaction is occurring at an increasing rate. AFPC is a fluorogenic substrate for chymotrypsin and can be used as a marker for enzyme activity. It displays high sensitivity and fast kinetics, which makes it suitable for use in kinetic assays.

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Gatifloxacin is a fluoroquinolone antibiotic that inhibits the DNA gyrase and topoisomerase IV, which are enzymes that maintain the integrity of bacterial DNA. It binds to bacterial 16S ribosomal RNA and inhibits protein synthesis, leading to cell death by inhibiting the production of proteins vital for cell division. Gatifloxacin has been shown to be effective against methicillin-resistant Staphylococcus aureus (MRSA) and Clostridium perfringens, although is not active against acid-fast bacteria such as Mycobacterium tuberculosis or Mycobacterium avium complex. Gatifloxacin has shown anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis.

3-Methyl-2-chloro-3H-imidazo[4,5-f]quinoline is a synthetic organic compound that has been used as a research tool. The compound features an imidazole ring with a methyl and chloro substituent at the 3 and 2 positions respectively. It is soluble in alcohols and organic solvents such as acetonitrile. 3-Methyl-2-chloro-3H-imidazo[4,5-f]quinoline has been shown to induce cancer in laboratory animals and may be carcinogenic for humans. The mechanism of its carcinogenicity may be due to its ability to bind with DNA and form adducts, which inhibit DNA replication or repair.

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4-Nitrobenzyl (4R,5R,6S)-3-[(diphenylphosphono)oxy]-6-[(R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylat e is a synthetic compound that is used as an alkalizer and impurity scavenger in the manufacture of pesticides and other organic chemicals. It has been shown to be a stereoselective herbicide with acetonitrile as its primary degradation product. The compound has also been found to be a potent inhibitor of the enzyme carbapenemase, which may lead to increased resistance to antibiotics such as monosodium salt of ertapenem.

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