نتایج جستجو برای: isophthalic acid

تعداد نتایج: 747470  

Journal: :Journal of the American Chemical Society 2002
Eugene R Zubarev Samuel I Stupp

Convergent and divergent syntheses of novel organic hybrid structures termed dendron rodcoils (DRC) containing dendritic, rodlike, and coillike segments are described. The aryl ester dendron masked with 32 trifluoromethyl groups is prepared via a convergent approach using 5-(tert-butyldimethylsiloxy)isophthalic acid as the monomer unit. The activation of the focal point of the dendron allows fo...

Journal: :Materials Today: Proceedings 2021

Polymeric material plays a vital role in construction industry for the past 50 years and there are lot of researches on going different countries to use polymers various applications. Polymer concrete is type sustainable which totally free from cement water as binder thereby possessing advantages towards green than conventional Portland Cement Concrete. In this paper, authors developed mix poly...

2013
Xiao-Chun Cheng Xiao-Hong Zhu Hai-Wei Kuai

The hydrothermal reaction of Zn(II) nitrate with 5-(pyridin-2-ylmethylamino)isophthalic acid (H2L) yields the complex [Zn(L)(H2O)]·2H2O (1). When 2,2′-bipyridine (bpy) as auxiliary ligand and Cd(II) nitrate were used in the alkaline reaction system, [Cd(L)(H2O)(bpy)]·3H2O (2) was obtained. Complexes 1 and 2 have been characterized by single-crystal and powder X-ray diffraction, IR, elemental an...

Journal: :Transactions of Tianjin University 2023

Abstract Short-chain perfluorocarboxylic acids (PFCAs) are a class of persistent organic pollutants that widely used as substitutes for long-chain PFCAs. However, they also pose non-negligible risk to ecosystems. In this study, we demonstrated fluorescent metal–organic framework (MOF) (named V-101) constructed from 3+ and an aromatic-rich tetratopic carboxylate ligand 5-[2,6-bis (4-carboxypheny...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2002
Armin Sautter Christoph Thalacker Bernd Heise Frank Wurthner

The formation of complex superstructures via hydrogen bonding of two ditopic building blocks, diazadibenzoperylenes 1a,b and isophthalic acid 2, has been investigated. It was found that only the phenoxy-substituted diazadibenzoperylene 1a forms extended assemblies with 2 in complexes of a 1:1 stoichiometry, whereas for the 4-tert-butylphenoxy-substituted analogue 1b, no indications for superstr...

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