Abstract (E)-1-[(2, 4, 6-Tribromophenyl) diazenyl]-naphthalen-2-ol azo dye, an organic
crystal, was fully characterized by three reliable spectroscopic techniques (Fourier-transform …

In this work, the azo dye,(E)-1-[5-(3, 4-dimethylphenyldiazenyl)-2-hydroxyphenyl] ethanone,
has been synthesized and characterized by IR, and X-ray single-crystal determination. In the …

New mono azo dyes 5-amino-4-[4-(dimethylamino) phenyl] diazenyl]-pyrazol-3-ol (A) and 5-
amino-4-[4-(dimethylamino) phenyl] diazenyl]-2-phenyl-pyrazol-3-one (B) are synthesized …

In the present work, the molecular structures of three new azo dyes: sodium-2-hydroxy-5-((4-
sulfonatophenyl) diazenyl) benzoate (A), sodium 5-((4-acetamidophenyl) diazenyl)-2 …

The ground-state geometries, absorption wavelengths, oscillation strengths for a series of
some novel hetarylazoindole derivatives were studied with density functional theory (DFT) …

In the present work, the quantum theoretical calculations of the molecular structures of the
four new synthesized azomethine dyes such as: 1.(E)-N-(4-butoxybenzylidene)-4-((E) …

The study under consideration represents the computational calculations of Azo‐based
direct dye named p‐(dimethylamino) azobenzene (DMAB) under the effect of solvents with …

Abstract Four new azo dyes: 2-[(3, 5-diamino-1 H-pyrazol-4-yl) diazenyl]-5-nitrobenzoic acid
(A), 2-[(3-hydroxy-5-methyl-1H-pyrazol-4-yl) diazenyl]-5-nitrobenzoic acid (B), 2-[(3, 5 …

Synthesis, structural characterization and Density Functional Theory (DFT) studies of two
azo-β-diketones,(3-((4-bromophenyl) diazenyl) pentane-2, 4‑dione and 2-((4-bromophenyl) …

Azo dyes are organic compounds, which contain the coloring azo function (Ndouble bondN-
) and are used in the production of colored materials and materials. It is supported by the …