نتایج جستجو برای: polar derivative

تعداد نتایج: 108355  

2010
Pampa Pratihar Suhrit Ghosh Vladimir Stepanenko Sameer Patwardhan Ferdinand C Grozema Laurens D A Siebbeles Frank Würthner

A bis(trialkoxybenzamide)-functionalized quaterthiophene derivative was synthesized and its self-assembly properties in solution were studied. In non-polar solvents such as cyclohexane, this quaterthiophene π-system formed fibril aggregates with an H-type molecular arrangement due to synergistic effect of hydrogen bonding and π-stacking. The self-assembled fibres were found to gelate numerous o...

Journal: :The journal of physical chemistry. B 2014
Reza Haghbakhsh Morten Konttorp Sona Raeissi Cor J Peters John P O'Connell

In this study, the behavior of derivative properties estimated by equations of state, including isochoric heat capacity, isobaric heat capacity, speed of sound, and the Joule-Thomson coefficient for pure compounds and a mixture, has been investigated. The Schmidt-Wagner and Jacobsen-Stewart equations of state were used for predictions of derivative properties of 10 different pure compounds from...

Journal: :Horticulturae 2022

The study describes the alterations in metabolomic profiles of four tomato fruit mutations introgressed into Solanum lycopersicum cv. San Marzano, a well-known Italian traditional variety. Three lines carrying variants affecting content all pigments, high pigment-1 (hp-1), hp-2, pigment diluter (pd), and combination Anthocyanin atroviolaceum (Aft_atv), were selected, characterized. Biochemical ...

Journal: :MANAS journal of engineering 2021

2(3),9(10),16(17),23(24)-tetrakis-2,6-dimethoxyphenoxy substituted magnesium (II) phthalocyanine, which has very good solubility in polar and non-polar solvents does not aggregate, was synthesized. Its structure characterized by spectroscopic methods such as elemental analysis, UV-vis, FT-IR, MALDI-TOF mass 1H NMR. It aprotic dimethyl sulfoxide, N, N- Dimethylformamide, tetrahydrofuran, dichlor...

2014
W. Y. Zhang S. Xu S. J. Li

and Applied Analysis 3 Let g : X → Y be a vector-valued mapping. The Hadamard and Dini derivatives of g at x in a direction v ∈ X are, respectively, defined by dHg x, v lim t→ 0 , u→v g x tu − g x t , dDg x, v lim t→ 0 g x tv − g x t . 2.4 Let f : X → R ∪ { ∞} be finite at x and m ≥ 1 an integer number. The upper Studniarski and Dini derivatives of orderm at x in a direction v ∈ X are, respecti...

Journal: :physical chemistry research 0
seyed ahmad razavizadeh payam e noor university

in the present work, a modified correlation is presented for the second virial coefficients of both polar and nonpolar fluids based on the corresponding states principle. the second virial coefficients of gaseous polar and non-polar compounds were calculated and compared with experimental data and with other correlations. comparisons with the existing correlations show that the present work is ...

2016
Sunil Chavan Rahul Watpade Raghunath Toche

The KF, sucrose (table sugar) exploited as quenching system in solution phase parallel synthesis. Excess of electrophiles were covalently trapped with hydroxyl functionality of sucrose and due to polar nature of sucrose derivative was solubilize in water. Potassium fluoride used to convert various excess electrophilic reagents such as acid chlorides, sulfonyl chlorides, isocyanates to correspon...

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