Heterocycles with Sulphur (S)

4-Methoxythiophene-3-carboxylic acid is a phosphonium compound that can be synthesized by the reaction of methylthiophene with deuterium. This compound is used in labelling studies to detect the presence of cyclisation, extrusion and pyrolysis reactions. It also has a variety of analogues that can be synthesized from methoxythiophene or heterocyclic compounds.

Ethyl 2-amino-4-(3,4-dimethoxyphenyl)thiophene-3-carboxylate is a nicotinic acetylcholine receptor (nAChR) antagonist that has been shown to have anti-cancer and anti-epileptic effects. It also has been shown to inhibit the polymerase chain reaction in tumor tissue and may act as a potential mechanism of action for cancer treatment. This drug is being studied as a nootropic agent, which could be due to its ability to increase contractility and granule cell activity in the cerebellum. The drug also inhibits neurotransmission through its allosteric inhibition of nAChRs on granule cells in the cerebellum.

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A raw material for use in pharma, dye and organic synthesis industries.

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Methyl 3-amino-5-bromo-thiophene-2-carboxylate is a synthetic compound that belongs to the group of carboxylic acids. It is used in organic chemistry for cross coupling reactions, such as Suzuki and Raupach-Hochstetter reactions. Methyl 3-amino-5-bromo-thiophene-2-carboxylate is particularly suitable for the synthesis of substituted carboxylic acids with high functional groups, such as fluoro-, chloro-, bromo-, cyano-, nitro-, and amide groups. This compound can be used as a fluorescent probe in liquid chromatography and has been shown to be effective in mediating the anion exchange of carboxylic acids.

2-Fluorothiophenol is a reactive organic acid that is used as an intermediate in the synthesis of other chemicals. It reacts with hydrogen and chloride to form hydrogen chloride and sodium hydrogen fluorothiophenolate, which are useful for the manufacture of dyes, perfumes, and pesticides. 2-Fluorothiophenol reacts with fatty acids to form esters. The magnesium salt of 2-fluorothiophenol is used as an insecticide against aphids, leafhoppers, and thrips. This product is also used in the production of polymers.

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3-Acetyl-5-(4-fluorobenzylidene)-4-hydroxy-2(5H)-thiophenone is a nonsteroidal antiinflammatory drug. It is an inhibitor of the enzyme ATPase and prevents the breakdown of adenosine triphosphate (ATP) to adenosine diphosphate (ADP). 3-Acetyl-5-(4-fluorobenzylidene)-4-hydroxy-2(5H)-thiophenone has been shown to increase the number of platelets in the blood, which could be due to its ability to stimulate release of cortisone from the adrenal gland. The drug combines with cyclooxygenase and inhibits prostaglandin synthesis, thereby inhibiting inflammation.

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5-Bromothiophene-2-carbohydrazide is an oxychloride compound with antimicrobial activity. It has been shown to stabilize crystals of the molecule and to have a crystal structure that is similar to phosphorus oxychloride. Elemental analysis revealed that 5-bromothiophene-2-carbohydrazide contains only carbon, hydrogen, and bromine, which are all necessary for the antibacterial activity of this compound. The antibacterial properties of 5-bromothiophene-2-carbohydrazide have been tested against fungi and plasmodium, which are parasites responsible for malaria. This compound was found to be active against both fungi and plasmodium at lower concentrations than other compounds in its class.

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2-(Thiophen-2-yl)-1,3,2-dioxaborinane is a boron compound that can be used as an emitter to produce light in organic light emitting diodes (OLEDs). 2-(Thiophen-2-yl)-1,3,2-dioxaborinane has a high quantum efficiency and a high yield. It emits blue light when excited by an electrical current. 2-(Thiophen-2-yl)-1,3,2-dioxaborinane is soluble in nonpolar solvents and has been shown to be resistant to oxygen and moisture.

Trans-2-(2-nitrovinyl)thiophene is an inhibitor of cinnamic acid derivatives. It is a potent inhibitor of cancer cells resistant to chemotherapy and can be used as a model system for cancer research. Trans-2-(2-Nitrovinyl)thiophene has been shown to selectively inhibit the proliferation of cancer cells, including human breast carcinoma cells (MDA-MB231), by blocking the synthesis of proteins required for cell division. In addition, trans-2-(2-nitrovinyl)thiophene inhibits the growth of prostate cancer cells (PC3). This compound is also effective against squaramide, a known carcinogenic compound that disrupts the synthesis of DNA in cells. Trans-2-(2-Nitrovinyl)thiophene can be used as a potential therapeutic agent in cancer treatment because it inhibits protein synthesis in drug resistant cancers and causes selective cell death in these cells.

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2,3-Dibromobenzothiophene is a brominated benzene derivative. It is used as a starting material for the synthesis of other brominated compounds and as a precursor to polymers. It is also used in the production of optical devices and in the detection of chlorine in environmental monitoring. The hydrocarbon group on this compound allows it to be cross-coupled with various organic molecules using the Suzuki coupling reaction. This process occurs at room temperature with no need for harsh reagents or solvents, making it an environmentally friendly method for producing new compounds. 2,3-Dibromobenzothiophene is a highly selective molecule that reacts with anilines to produce electroluminescent devices that are bright, long-lasting, and resistant to oxidation. These properties make it ideal for use in diodes and displays.

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N-tert-Butyl-2-thiophenesulfonamide is an organic chemical compound that is used as a deprotection reagent in organic synthesis. It reacts with methoxy groups to form tert-butyl dianions, which can be tracked by following the lithium diisopropylamide (LDA) equilibration and subsequent reaction with thiophene. The product of this reaction can be isolated by removing the solvent under vacuum, yielding a trackable solution. N-tert-Butyl-2-thiophenesulfonamide can also be used to synthesize carbanions.

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3-Aminothiophene Oxalate is a formaldehyde derivative that is used in the synthesis of cromakalim. It is a structural analog of the natural amino acid lysine and has been shown to inhibit the activity of diazoxide, an activator of ATP-sensitive potassium channels. 3-Aminothiophene Oxalate binds to chloride ions, forming a complex that has been shown to be activated by sodium bicarbonate. This complex can be used as a potential drug candidate for treating pancreatic cancer. The functional groups in this compound are: aminothiophene and oxalate.

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(3,4-Dibromothiophene-2,5-diyl)bis(trimethylsilane) is a perfluorinated benzothiophene that binds to selenophenes through carbon-fluorine bonds. This compound has been shown to have good thermal stability and low volatility. It is a fluorinated analogue of the thiophenes, which are well known for their electron withdrawing properties. The 2,5-dibromo group in the molecule provides good solubility in organic solvents and enables this compound to be used as an intermediate for other compounds.

3-Thiopheneethanol is a synthetic polymer that can be used as an insoluble polymer. It has been shown to undergo chemical reactions with hydroxy groups, which form a polymer film. The untreated control group did not show any change in the film thickness, but the electrochemical methods group showed a significant increase in the film thickness. 3-Thiopheneethanol may have potential applications in medical devices and sensors. The detection time of 3-thiopheneethanol was found to be longer than that of other polymers, such as polystyrene sulfonic acid (PSSA).

4-Fluoro-2-thiophenecarboxylic acid is a monofluorinated, fluorinated compound that can be used as a model for the synthesis of polymers. It has also been shown to be an acceptor in organic chemistry, and difluorinated derivatives have been found to be particularly useful in the synthesis of conjugated polymers. The synthetic approach is a stepwise one, with the fluorination of 4-fluoro-2-thiophenecarboxylic acid being the first step. This compound has also been used as a photoactive material for optoelectronic devices and displays.

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3,3'-Bithiophene is a functional theory analog of thiophene. It can be synthesized in a stereogenic fashion by allylation of styrene with allyl bromide and ethyl diazoacetate in the presence of a chiral organocatalyst. 3,3'-Bithiophene is used as an intermediate for the synthesis of other compounds. The molecule has been observed to have vibrational and optical properties that are mediated by the three-dimensional structure. The asymmetric synthesis route also allows for the production of enantiomerically pure 3,3'-bithiophene, which can be useful for stereochemical studies.

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Applications DIBENZOTHIOPHENE 5-OXIDE (cas# 1013-23-6) is a useful research chemical.

(2E)-2-[Hydroxy-[[(E)-2-Phenyl-2-Thiophen-2-Ylethenyl]Amino]Methylidene]-5-(Trifluoromethyl)-1-Benzothiophen-3-One is an inhibitor of the 5HT4 receptor. It has been shown to be effective in animal models of inflammatory diseases, such as chronic lymphocytic leukemia and leukotriene receptor antagonists. This drug has also been shown to have a clinically significant inhibitory effect on the production of aminotransferases (e.g., aspartate aminotransferase, alanine aminotransferase), which are involved in liver metabolism. In addition, this drug has been shown to inhibit the growth factor erythropoietin and other cytokines implicated in autoimmune diseases and nonsteroidal anti-inflammatory drugs. The compound has also been used for

2-Bromo-3-hexyl-5-iodothiophene is a monomer that can be used in the production of polymers. The chemical has been stabilized with copper chip, which ensures its stability and prevents polymerization. This product is soluble in hydrochloric acid, but insoluble in water. It has a molecular weight of 230 g/mol and a melting point of -10°C. 2-Bromo-3-hexyl-5-iodothiophene is an aromatic compound that absorbs light strongly in the visible region and has a yellowish colour. It can be synthesized by reacting iodine with 3,5-di(bromomethyl)thiophene. The reaction intermediates are chlorides and bromides.

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