A coumarin-based fluorescent PET sensor utilizing supramolecular pKa shifts

N Saleh, YA Al-Soud, L Al-Kaabi, I Ghosh, WM Nau - Tetrahedron letters, 2011 - Elsevier
A new coumarin derivative containing benzothiazole and piperazine substituents was
synthesized. Preferential inclusion of the benzothiazole group, over the coumarin and …

Effect of organized assemblies, part VIII: Spectrophotometetric study on the effect of micellar media on the pK of some substituted N-benzylideneanilines

S Panigrahi, P Suna, PK Misra - Colloids and Surfaces A: Physicochemical …, 2012 - Elsevier
The dissociation constants (pK values) of six N-benzylideneanilines with various
substituents in 2% 1, 4-dioxane-water (v/v) medium with or without aqueous micelles of ionic …

The synthesis, characterization, acid dissociation, and theoretical calculation of several novel benzothiazole schiff base derivatives

K Görgün, HC Sakarya… - Journal of Chemical & …, 2015 - ACS Publications
Schiff base derivatives of benzothiazoles were synthesized using substituted 2-
aminobenzothiazoles and different substituted benzaldehydes. The structures of the …

Acid dissociation constants of some novel isatin thiosemicarbazone derivatives

M Özkütük, C Ogretir, T Arslan… - Journal of Chemical & …, 2010 - ACS Publications
The acid dissociation constants (p K a) of five novel biologically active isatin
thiosemicarbazone derivatives were determined by a UV− visible spectrophotometric …

[HTML][HTML] Determination of acid dissociation constants of some substituted salicylideneanilines by spectroscopy. Application of the Hammett relation

R Hadjeb, D Barkat - Arabian Journal of Chemistry, 2017 - Elsevier
A series of ten Schiff bases were synthesized by condensation of salicylaldehyde and
substituted anilines. The acid dissociation constants (K a) of salicylideneaniline and methyl …

Spectroscopic determination of the acidity constants and the effects of pH, temperature and solvents on the tautomerism of 1-substituted phenyl-3, 5 …

M Yaman, E Özsoy, M Yahya, H Tezcan - Chemical Physics, 2023 - Elsevier
UV–visible spectra were used to determine the acidity constants and the tautomeric
properties of 1-substituted phenyl-3, 5-diphenylformazans. The protonation and …

Spectrophotometric determination of the acidity dissociation constants of symmetric Schiff base derivatives

G Türkoğlu, H Berber, M Özkütük - Gazi University Journal of …, 2014 - dergipark.org.tr
In this study, the acidity constants of series symmetric Schiff base derivatives have been
determined using the UV-visible spectrophotometric method at a temperature of 25 (±0.1)° …

[PDF][PDF] Chalcones: A Physicochemical Study

S Baluja, A Kulshrestha - aipublications.com
Chalcones: A Physicochemical Study Page 1 International journal of Chemistry, Mathematics and
Physics (IJCMP) [Vol-1, Issue-1, May-Jun, 2017] AI Publications ISSN: 2456-866X …

[PDF][PDF] Potentiometric Determination of Acidity Constants of Some Synthesized Organic Compounds in Organic-Water Media

S Baluja, P Ramavat, K Nandha - Journal of Sciences, Islamic …, 2016 - jsciences.ut.ac.ir
The acidity constants of some synthesized protonated pyrazolo quinazoline compounds
were determined potentiometrically at ionic strength of 0.1 M in DMF: water (60: 40 v/v) …

[PDF][PDF] ББК 24.53: 24.23: 24.46 Я73 М93

ЮЭ Зевацкий - 2018 - chemistry.karazin.ua
Кислотно-основные реакции в растворах играют ключевую роль во многих процессах и
явлениях, чрезвычайно важных для человека. Речь идёт, прежде всего, о …