نتایج جستجو برای: poly 2

تعداد نتایج: 2586515  

2008
Reyes García-Zarracino Marcela Rangel-Marrón Hugo Tlahuext Herbert Höpfl

In the title salt, [K(C(10)H(9)O(4))](n), the K(+) ions are coordinated by six O atoms from three different anions, and there is a cation-π inter-action at ca 3.14 Å. The 2-[2-(carboxymethyl)phenyl]acetate anions are stabilized by intramolecular O-H⋯O hydrogen bonds, and the K(+) cations are linked into one-dimensional coordination polymers running along the b axis; these are further inter-conn...

Santosh B. Konnur Sharanappa T. Nandibewoor,

Electro analysis of 2-Aminothiazole (2-AT) by a low cost poly Glycine modified Pencil Graphite Electrode (poly Gly/PGE) was studied using of cyclic voltammetric (CV) and differential pulse voltammetric (DPV) techniques. The optimal experimental conditions to determine 2-AT was setup by the variation of the current with scan rate, concentration and pH. Electrochemical performance of the 2-AT at ...

Journal: :The Biochemical journal 2003
Rachel A Jones Charles Y Cheung Fiona E Black Jasmine K Zia Patrick S Stayton Allan S Hoffman Mark R Wilson

The permeability barrier posed by cell membranes represents a challenge for the delivery of hydrophilic molecules into cells. We previously proposed that poly(2-alkylacrylic acid)s are endocytosed by cells into acidified vesicles and are there triggered by low pH to disrupt membranes and release the contents of endosomes/lysosomes to the cytosol. If this hypothesis is correct, these polymers co...

2013
Ji Hye Kwon Hee-Jin Park Nataraj Chitrapriya Sung Wook Han Gil Jun Lee Dong Jin Lee Tae-Sub Cho

The thermodynamic parameters for the intercalative interaction of structurally related well known intercalators, 9-aminoacridine (9AA) and proflavine (PF) were determined by means of fluorescence quenching study. The fluorescence intensity of 9AA decreased upon intercalation to DNA, poly[d(A-T)2] and poly[d(G-C)2]. A van’t Hoff plot was constructed from the temperature-dependence of slope of th...

2013
Elisabeth Rossegger Verena Schenk Frank Wiesbrock

The polymer class of poly(2-oxazoline)s currently is under intensive investigation due to the versatile properties that can be tailor-made by the variation and manipulation of the functional groups they bear. In particular their utilization in the biomedic(in)al field is the subject of numerous studies. Given the mechanism of the cationic ring-opening polymerization, a plethora of synthetic str...

Journal: :Acta Crystallographica Section E Structure Reports Online 2010

Journal: :Angewandte Chemie International Edition 2018

Journal: :Acta Crystallographica Section E Structure Reports Online 2009

Journal: :Proceedings of the National Academy of Sciences 2004

Journal: :Acta Crystallographica Section E Structure Reports Online 2011

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