Aromatic compounds
A green chemical approach for nitration of aromatic compounds
... Aromatic compounds undergo electrophilic substitution reactions due to high electron density of the benzene ...nitro compounds under ambient ...
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Metabolic engineering of microorganisms for production of aromatic compounds
... non-natural aromatic chemicals by metabolically engineered ...The aromatic chemicals that have been produced are classified according to their key precursors including SHK and aromatic amino ...more ...
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Oxidative Chlorination of Aromatic Compounds in Aqueous Media
... HCl. An important pharmaceutical intermediate 3-chloro-4-hydroxybenzonitrile (Table 1. Entry 14) was prepared from 4-hydroxybenzonitrile within 1.5 h in 82% yield (98.8% purity by HPLC). 3,5-dichloro 4- ...
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NH4Br – Br2 Catalysed Oxidative Bromination of Aromatic Compounds
... Brominated aromatic compounds are widely used as building blocks for pharmaceuticals, and other specialty ...the aromatic compounds are poorly soluble in water, and this has been a major ...
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THEORETICAL STUDY OF AROMATIC COMPOUNDS WITH INHIBITORY ACTIVITY OF β-HEMATIN FORMATION
... 5 aromatic compounds were sinthetized, they were evaluated as inhibitor of β-hematin formation and we reported the theoretical study of the compounds-hematin aggregated in order to determine how the ...
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NEW ANTIFUNGAL AROMATIC COMPOUNDS FROM THE SEEDS OF RHUS CORIARIA L
... new aromatic compounds identified as 1-methoxy-4-hydroxy-methylene naphthalene (coriarianaphthyl ether), 7-methoxy-5-methyl benzen-4-al-1-oic acid (coriariaoic acid) and 1- ...
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QSAR STUDIES ON POLYCHLORINATED AROMATIC COMPOUNDS USING TOPOLOGICAL DESCRIPTORS
... INTRODUCTION: QSTR and QSAR studies have often been carried out by using regression analysis the biological toxicity are being modeled using a set of molecular descriptor. In an earlier, report by Mihaela Caprioara and ...
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BIOLOGICAL EVALUATION OF AROMATIC COMPOUNDS AS β-LACTAMASE INHIBITORS
... the compounds were optimized using HF/6-31G∗ level. The compounds (4) and (5) intermediates were optimized using the Kamaljit and Pratt reference (6, ...
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Effects of aromatic compounds on the production of bacterial nanocellulose by Gluconacetobacter xylinus
... phenolic compounds contribute to the inhibition of ...model compounds (coniferyl aldehyde, ferulic acid, vanillin and 4-hydroxybenzoic acid) on the growth of ...
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Synthesis and investigation of the derivatives of amidinohydrazonelated aromatic compounds as furin inhibitors
... Determination of the inhibitory effects of bisamidinohydrazones. To prepare a stock solution (concentration 10 mM), a sample of the correspon‑ ding compound was dissolved in DMSO. Then the stock solution was diluted to ...
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Charge transfer induced osmylation of aromatic compounds
... The ability of halovinylic olefins to resist osmylation led us to attempt the photoosmylation of 1,3-dibromobenzene. The calculated CT band wavelength (IP 9.10 eV,l41 CT wavelength 325 nm) showed that such a process was ...
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Thermal Properties of Cu 2+ -Montmorillonite After Interaction with Aromatic Compounds
... Spectral data of Cu 2+ -MMT and Cu 2+ -MMT with organic compounds shows some characterization peaks which could be assigned at specific group. Based on literature [9] we can divide these peaks and their vibration ...
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Intramolecular radical additions to aromatic compounds
... Unusually, this underwent a 5endb-trig cyclisation to the proximal alkene to form product 1.54 The second cyclisation used tributyltin hydride to induce a 6-e«... Zard et al.[r] ...
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The reactions of aromatic compounds with nitrogen dioxide
... A solution of 4'-nitrobiphenyl 98 41 mg in admixture with 2'-nitrobiphenyl 99 20 mg was treated with nitrogen dioxide, as above for five hours, gave an orange oil 76 mg, shown to be a mi[r] ...
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13.4 Petrochemicals
... Reforming is another technique that uses heat, pressure, and catalysts to convert large hydrocarbons into other compounds. Reforming can produce larger hydrocarbons or a different type of hydrocarbon, called ...
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Draft genome sequence of a nitrate-reducing, o-phthalate degrading bacterium, Azoarcus sp. strain PA01T
... of aromatic compounds has been discovered with nitrate-reducing bacteria in the past two decades [42, 43] and little is known about the biochemistry of phthalate degradation in nitrate-reducing and strictly ...
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Hydrothermal Synthesis of Cobalt Disulfide Nanostructures and Adsorption Kinetics, Isotherms, and Thermodynamics of Tetracycline
... Surfaces of synthesis cobalt disulfide has high electron density that could interact with polycyclic aromatic compounds by π-π stacking. Cobalt disulfide was synthesized with the hydrothermal method and ...
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Ultrasonically Assisted Synthesis of Aromatic Sulfonic Acids under Vilsmeier Haack Conditions in Acetonitrile Medium
... The Vilsmeier Haack (VH) reaction [11-25] is widely used for formylation. It can be applied to introduce an acetyl group on activated aromatic or hetero aromatic compounds, many other conversions can ...
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SYNTHESIS OF BIPHENYL COMPOUNDS FROM AROMATIC ENAMINO KETONES
... Because of the extreme ease of preparation from hydroxyl methylene keto aromatic compounds and reactivity, pyrrolidine has been used in the enamine reaction. Also because of the small size, malononitrile ...
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NEW PATENTS: April 196979-84
... Polynuclear compounds are produced from aromatic compounds having at least one labile H atom by contacting them with a noble metal salt of an organic acid in the pr[r] ...
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