A green cloud-point microextraction method for spectrophotometric determination of Ni (II) ions with 1-[(5-benzyl-1, 3-thiazol-2-yl) diazenyl] naphthalene-2-ol

Y Bazel, A Tupys, Y Ostapiuk, O Tymoshuk… - Journal of Molecular …, 2017 - Elsevier
In this paper the efficiency of cloud point microextraction method has been confirmed by the
preconcentration and spectrophotometric determination of nickel (II) ions with a new organic …

On the structure of transition metals complexes with the new tridentate dye of thiazole series: Theoretical and experimental studies

M Fizer, V Sidey, A Tupys, Y Ostapiuk… - Journal of Molecular …, 2017 - Elsevier
Abstract The 1-[(5-Benzyl-1, 3-thiazol-2-yl) diazenyl] naphthalene-2-ol (BnTAN) is a recently
synthesized azo dye that can act as a tridentate ligand in complexes with transition metals …

Synthesis, structural characterization and thermal studies of a novel reagent 1-[(5-benzyl-1, 3-thiazol-2-yl) diazenyl] naphthalene-2-ol

A Tupys, J Kalembkiewicz, Y Ostapiuk… - Journal of Thermal …, 2017 - Springer
Abstract A new thiazolylazo reagent 1-[(5-benzyl-1, 3-thiazol-2-yl) diazenyl] naphthalene-2-
ol has been synthesized via arylation of acrolein and further diazotization and diazocoupling …

Simultaneous spectrophotometric determination of copper, cobalt, nickel and iron in foodstuffs and vegetables with a new bis thiosemicarbazone ligand using …

MR Moghadam, SMP Jahromi, A Darehkordi - Food Chemistry, 2016 - Elsevier
A newly synthesized bis thiosemicarbazone ligand,(2Z, 2′ Z)-2, 2′-((4S, 5R)-4, 5, 6-
trihydroxyhexane-1, 2-diylidene) bis (N-phenylhydrazinecarbothioamide), was used to make …

Spectroscopic and computational study of a new thiazolylazonaphthol dye 1-[(5-(3-nitrobenzyl)-1, 3-thiazol-2-yl) diazenyl] naphthalen-2-ol

O Fedyshyn, Y Bazeľ, M Fizer, V Sidey, J Imrich… - Journal of Molecular …, 2020 - Elsevier
Abstract A new thiazolylazo structure, 1-[(5-(3-nitrobenzyl)-1, 3-thiazol-2-yl) diazenyl]
naphthalen-2-ol (NBnTAN), has been synthesized for the first time. The geometric …

Charge-transfer complex of 1-(2-Thiazolylazo)-2-naphthol with aromatic nitro compounds: Experimental and theoretical studies

A Karmakar, B Singh - Journal of Molecular Liquids, 2017 - Elsevier
The charge transfer interaction between 1-(2-Thiazolylazo)-2-naphthol (TAN) and aromatic
nitro compounds were studied spectroscopically in methanol. These experimental and …

Spectrophotometric determination of Cu (II) in soil and vegetable samples collected from Abraha Atsbeha, Tigray, Ethiopia using heterocyclic thiosemicarbazone

D Admasu, DN Reddy, KN Mekonnen - SpringerPlus, 2016 - Springer
Two selective and sensitive reagents, 2-acetylpyridine thiosemicarbazone (2-APT) and 3-
acetylpyridine thiosemicarbazone (3-APT) were used for the spectrophotometric …

1-[(5-Benzyl-1, 3-thiazol-2-yl) diazenyl] naphthalene-2-ol: X-ray structure, spectroscopic characterization, dissociation studies and application in mercury (II) detection

A Tupys, J Kalembkiewicz, Y Bazel, L Zapała… - Journal of Molecular …, 2017 - Elsevier
Abstract A new thiazolylazo reagent, 1-[(5-benzyl-1, 3-thiazol-2-yl) diazenyl] naphthalene-2-
ol, has been synthesized for the first time. Single crystals of the azo dye were grown from a …

[PDF][PDF] Spectrophotometric determination of Cu (II), Co (II) and Ni (II) ions in mono and multi-component systems

V Fornea, S Trupina, AV Iosub, L Bulgariu - Bul. Inst. Polit. Iasi, 2016 - researchgate.net
The selective determination of Cu (II), Co (II) and Ni (II) ions from aqueous solution was
spectrophotmetrically investigated using rubeanic acid as color reagent. The reaction …

A sensing behavior synergistic liquid–liquid extraction and spectrophotometric determination of nickel (II) by using 1-(2ˊ, 4ˊ-dinitro aminophenyl)-4, 4, 6-trimethyl-1 …

GS Kamble, SS Joshi, AN Kokare… - Separation Science …, 2017 - Taylor & Francis
We report the sensing behavior of liquid–liquid extraction of nickel (II), which has been
selectively determined from contaminated water samples by a simple UV-visible …