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Items for "Phenols"

Equilibrium Partitioning of Phenols and Phenyl Amines between [BF4]- Based Ionic Liquids and Aqueous Solution

In this paper, ionic liquids [C6mim][BF4] and [C8mim][BF4] have been used, for the first time, as alternative solvents for the extraction of organic pollutants such as phenols and phenyl amines from aqueous solution...

Keywords: Extraction, Phenols, Phenyl Amines, Ionic Liquids

06/2007 | Zeitschrift für Physikalische Chemie, Oldenbourg Wissenschaftsverlag
Kinetic characterization of phenol and aniline derivates as substrates of peroxidase

The kinetic characterization of horseradish peroxidase (HRPC) substrates is difficult because the reaction products are free radicals...

Keywords: Anilines, ascorbic acid, free radicals, peroxidase, Phenols, steady-state kinetics

09/2004 | Biological Chemistry, Walter de Gruyter
Stereospecificity of horseradish peroxidase

We report here on the stereospecificity observed in the action of horseradish peroxidase (HRPC) on monophenol and diphenol substrates...

Keywords: ascorbic acid, free radicals, isomers, peroxidase, Phenols, steady-state kinetics

12/2004 | Biological Chemistry, Walter de Gruyter
Interpretation of the reactivity of peroxidase compound II with phenols and anilines using the Marcus equation

The catalytic cycle of heme peroxidases involves three processes: the formation of compound I, its conversion to compound II and regeneration of the native enzyme...

Keywords: Anilines, ascorbic acid, Marcus equation, peroxidase, Phenols, Reaction mechanism

04/2005 | Biological Chemistry, Walter de Gruyter
Study of the phenolic compounds formed during pretreatment of sugarcane bagasse by wet oxidation and steam explosion

The formation of phenolic compounds during pretreatment of sugarcane bagasse was investigated...

Keywords: lignocellulose, Phenols, Pretreatment, steam explosion, sugarcane bagasse, wet oxidation

08/2007 | Holzforschung, Walter de Gruyter
Direct method for the determination of phenolic hydroxyl groups in pulp

For evaluation of changes in phenolic lignin units during kraft pulping and bleaching, a direct method based on UV reflectance measurements of pulp handsheets was tested...

Keywords: bleaching, kraft pulping, lignin, Phenols, UV spectroscopy

11/2007 | Holzforschung, Walter de Gruyter