نتایج جستجو برای: dicarboxylic acid dichloride

تعداد نتایج: 749870  

Journal: :Chemical communications 2008
Yoshitane Imai Kakuhiro Kawaguchi Nobuo Tajima Tomohiro Sato Reiko Kuroda Yoshio Matsubara

Spontaneously resolvable conglomerate crystals are obtained by combining racemic (rac)-1,1'-binaphthyl-2,2'-dicarboxylic acid and rac-1,2-diphenylethylenediamine, and this spontaneous resolution system is induced by water which is present in the crystallization solvent.

Journal: :Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 2012
Norihiro Tada Yuki Ikebata Tomoya Nobuta Shin-ichi Hirashima Tsuyoshi Miura Akichika Itoh

This paper reports a useful method for facile direct syntheses of aromatic methyl esters from methyl aromatics by aerobic photo-oxidation using anthraquinone-2,3-dicarboxylic acid as an organophotocatalyst.

Journal: :Chemical communications 2010
Zong-Quan Wu Yoshio Furusho Hidekazu Yamada Eiji Yashima

A hetero-stranded double helix with a controlled helix sense was designed and synthesized from an optically active dimeric amidine and its complementary achiral dicarboxylic acid strand with conjugated m-diethynylbenzene backbones, being stabilized by the salt bridges.

2007
Nikmala S. Tan Barbora Brazdova Nataliya M. Samoshina Vyacheslav V. Samoshin

Novel carbasugars derived from cyclohexane-1,2-dicarboxylic acid were synthesized and tested for inhibitory activity towards fungal glycosidases from Aspergillus oryzae and Penicillium canescens. Significant inhibition was observed, which magnitude depended on configuration of substituents.

Journal: :Chemical communications 2012
Abhishek Dutta Chowdhury Ritwika Ray Goutam Kumar Lahiri

Fe(BF(4))(2)·6H(2)O with pyridine-2,6-dicarboxylic acid and PhIO can efficiently catalyze the regioselective oxidation of terminal alkene derivatives to aldehydes under mild and benign reaction conditions.

Journal: :Bioresource technology 2011
Jae-Won Lee Thomas W Jeffries

Dicarboxylic organic acids have properties that differ from those of sulfuric acid during hydrolysis of lignocellulose. To investigate the effects of different acid catalysts on the hydrolysis and degradation of biomass compounds over a range of thermochemical pretreatments, maleic, oxalic and sulfuric acids were each used at the same combined severity factor (CSF) values during hydrolysis. Xyl...

2003
David L. Craft Krishna M. Madduri Mark Eshoo Ron Wilson

Candida tropicalis ATCC 20336 excretes , -dicarboxylic acids as a by-product when cultured on n-alkanes or fatty acids as the carbon source. Previously, a -oxidation-blocked derivative of ATCC 20336 was constructed which showed a dramatic increase in the production of dicarboxylic acids. This paper describes the next steps in strain improvement, which were directed toward the isolation and char...

Journal: :Dalton transactions 2015
Ryan J Hue Rajan Vatassery Kent R Mann Wayne L Gladfelter

A series of heteroleptic bipyridine ruthenium complexes were prepared using known synthetic methods. Each compound incorporated one electron withdrawing 4,4'-dicarboxylic acid-2,2'-bipyridine and two bipyridines each of which had electron donating dialkylamine substituents in the 4 and 4' positions. The electronic absorption spectra exhibited absorptions that moved to lower energy as the donor ...

Journal: :Chemical communications 2010
Vincent Guillerm Silvia Gross Christian Serre Thomas Devic Matthias Bauer Gérard Férey

The exchange of the monocarboxylate ligand of the zirconium methacrylate oxocluster Zr(6)O(4)(OH)(4)(OMc)(12) (OMc = CH(2)=CH(CH(3))COO) with dicarboxylic acids (trans,trans muconic acid and terephthalic acid) leads to porous zirconium dicarboxylates exhibiting the UiO-66 architecture; the mild reaction conditions allow the control of their particle size.

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2014
Neeta Pandit-Taskar Steven M Larson Jorge A Carrasquillo

Metastatic disease to bone is commonly seen in the advanced stages of many cancers. The cardinal symptom, pain, is often the cause of significant morbidity and reduced quality of life. Treatment of bone pain includes nonsteroidal analgesics and opiates; however, long-term use of these drugs is commonly associated with significant side effects, and tolerance is common. External-beam radiation th...

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