… trimorphic azo pigment, 2-[(2-chloro-phenyl)-hydrazono]-3-oxo-N-o-tolyl-butyramide (Maize
1) … This pigment exists as the keto-hydrazone tautomer and is nearly planar in each form. The …

… Moreover, the ν(N–N double bond C) absorption band at 1522 cm −1 , appearing in the …
1306–1313 cm −1 in the spectra of all complexes, which supports the azo-enol form of the ligand …

… of azo pigments is studied. Maize 1, an azo pigment, is synthesized and its polymorphism
investigated. Implications for the color polymorphism of azo pigments are discussed. …

Most hydrazone compounds prefer the azine tautomeric states. However, oxygen-/sulfur-substituted
compounds prefer hydrazone tautomers. In this study, density functional theory at …

… One polymorph of carbon provides black and slippery graphite, another is hard, transparent
… pigment used in ink-jet printers has either a red or green tint, depending on the pigment's …

The selection and discovery of new crystalline forms is a longstanding issue in solid‐state
chemistry of critical importance because of the effect molecular packing arrangement exerts …

Nonclassical pathway of crystallization has been utilized to modify the properties and
morphologies of inorganic and organic/inorganic materials. In here, the polymer-directed …

Crystallization is an essential step in pharmaceutical processing. The discovery of a non-classical
crystallization pathway would be a promising strategy to engineer the properties of …

… alizarin yellow; a compound contain an azo group and the most important natural and
synthetic dyes, prismatic or needle form aggregate, yellow brown powder. Soluble in water, used …

The elaboration of new small molecules that target phosphodiesterase enzymes (PDEs),
especially those of type 5 (PDE5), is an interesting and emerging topic nowadays. A new series …