Results 51 to 60 of about 5,351 (162)

Anti-Neuroinflammatory Benzyl Benzoates from the Medicinal Plant

open access: yesNatural Product Communications
Objectives This study focused on the isolation, structural identification, and anti-neuroinflammatory effects of benzyl benzoates from the medicinal plant Solidago decurrens Lour.
Junzhi Pan   +10 more
doaj   +1 more source

SOME EFFECTS OF SODIUM BENZOATE [PDF]

open access: yesJournal of the American Medical Association, 1909
This research was undertaken because of strikingly different experiences with sodium benzoate when taken by mouth in the following ways: (a) pure, as dry crystalline salt, or in aqueous solution; (b) in neutral or alkaline solutions, or in mixtures rich in fat, carbohydrate or protein, e.
openaire   +2 more sources

A Lewis acid-promoted Pinner reaction

open access: yesBeilstein Journal of Organic Chemistry, 2013
Carbonitriles and alcohols react in a Lewis acid-promoted Pinner reaction to carboxylic esters. Best results are obtained with two equivalents of trimethylsilyl triflate as Lewis acid.
Dominik Pfaff   +2 more
doaj   +1 more source

Preparation and Physical Properties of Chitosan Benzoic Acid Derivatives Using a Phosphoryl Mixed Anhydride System

open access: yesMolecules, 2012
Direct benzoylation of the two hydroxyl groups on chitosan was achieved using a phosphoryl mixed anhydride system, derived from trifluoroacetic anhydride (TFAA), benzoic acids (BAs), and phosphoric acid (PA). The reaction is operated as a one pot process
Kyu Yun Chai   +6 more
doaj   +1 more source

Influence of Linking Group Orientation on Mesomorphism of Two Aromatic Ring Mesogens

open access: yesJournal of Chemistry, 2013
A new homologous series of alkyl 4-{[(4-chlorophenyl)imino]methyl}benzoates were prepared, and all the members are differentiate by the alkoxy chain length, CnH2n+1O, where n=2–7, 9, 11, 13, 15.
L. K. Ong, S. T. Ha
doaj   +1 more source

Synthesis, Analysis, Cholinesterase-Inhibiting Activity and Molecular Modelling Studies of 3-(Dialkylamino)-2-hydroxypropyl 4-[(Alkoxy-carbonyl)amino]benzoates and Their Quaternary Ammonium Salts

open access: yesMolecules, 2017
Tertiary amines 3-(dialkylamino)-2-hydroxypropyl 4-[(alkoxycarbonyl)amino]benzoates and their quaternary ammonium salts were synthesized. The final step of synthesis of quaternary ammonium salts was carried out by microwave-assisted synthesis.
Tereza Padrtova   +9 more
doaj   +1 more source

Aquabis(benzoato-κO)(1,10-phenanthroline-κ2N,N′)zinc(II)

open access: yesActa Crystallographica Section E, 2011
The Zn atom in the title compound, [Zn(C7H5O2)2(C12H8N2)(H2O)], is five-coordinate in a distorted trigonal–bipyramidal coordination environment involving two O atoms of two monodentate benzoates, two N atoms of a 1,10-phenanthroline molecule ...
Peng Gao   +3 more
doaj   +1 more source

A novel approach to oxoisoaporphine alkaloids via regioselective metalation of alkoxy isoquinolines

open access: yesBeilstein Journal of Organic Chemistry, 2017
Oxoisoaporphine alkaloids are conveniently prepared via direct ring metalation of alkoxy-substituted isoquinolines at C-1, followed by reaction with iodine.
Benedikt C. Melzer, Franz Bracher
doaj   +1 more source

Triterpene benzoates from the bark of Picramnia teapensis (Simaroubaceae)

open access: yesJournal of the Brazilian Chemical Society, 2001
Two new benzoic acid esters of triterpene alcohols [lup-20(29)-en-28-oic acid 3alpha,7beta-dibenzoate and 3alpha-hydroxy-lup-20(29)-en-28-oic acid 7beta-benzoate] were isolated from the stem bark of Picramnia teapensis Tul.
Rodríguez-Gamboa Tatiana   +10 more
doaj  

Visible light photoredox-catalyzed deoxygenation of alcohols

open access: yesBeilstein Journal of Organic Chemistry, 2014
Carbon–oxygen single bonds are ubiquitous in natural products whereas efficient methods for their reductive defunctionalization are rare. In this work an environmentally benign protocol for the activation of carbon–oxygen single bonds of alcohols towards
Daniel Rackl   +3 more
doaj   +1 more source

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