نتایج جستجو برای: poly 4 aminobenzoic acid

تعداد نتایج: 1978708  

Journal: :Frontiers in bioscience : a journal and virtual library 2005
Yuzhong Zhang Guiying Jin Wangxing Cheng Shuping Li

O-aminobenzoic acid (o-ABA) film is deposited on glassy carbon electrode (GCE) by electropolymerization in pH 7.0 phosphate buffer solution (PBS). The polymeric film shows an excellent electrocatalytical activity on the oxidation of dopamine (DA). Difference pulse voltammetry (DPV) was performed to determine DA in an excess of ascorbic acid (AA). The oxidation peak potentials of DA and AA recor...

2003

The present investigation is primarily concerned with the isolation of p-aminobenzoic acid from yeast. The presence of this substance in yeast was adumbrated by Woods (1) who made the important discovery that. this aromatic amino acid possesses the unique propcity of antagonizing the bsctcriostat~ic action of sulfanilamidt? and that the component. of yeast extracts which exerts a similar antisu...

2017
S. Kadlcik Z. Kamenik D. Vasek M. Nedved J. Janata

Lincomycin (863 units per mg), acetylsalicylic (13, >98%), 3-aminobenzoic (15, 98%), 4-amino-2chlorobenzoic (22, 97%), 4-amino-2-hydroxybenzoic (26, 99%), benzoic (6, >97%), 2-chlorobenzoic (8, 98%), trans-cinnamic (44, 99%), 4-coumaric (43, 98%), 2,3-dichlorobenzoic (40, 97%), 2,5-dichlorobenzoic (36, 97%), 3,4-dichlorobenzoic (31, 99%), 3,4-dihydroxybenzoic (30, 97%), 3,4-dimethoxybenzoic (32...

Journal: :Journal of AOAC INTERNATIONAL 1962

Journal: :Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials 2013

Journal: :Journal of the Turkish Chemical Society, Section A: Chemistry 2022

This paper aims to report the synthesis of two new organotin(IV) carboxylate derivatives, triphenyltin(IV) 4-aminobenzoate (2) and 4-nitrobenzoate (3) examine their antibacterial activity as a disinfectant. These compounds were prepared by reacting hydroxide (1) with 4-aminobenzoic acid 4-nitrobenzoic acid, respectively. Compound was obtained yellow solid yield 84.09% compound in form white 80....

Journal: :Acta Crystallographica Section E Structure Reports Online 2006

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