نتایج جستجو برای: benzoxazole

تعداد نتایج: 371  

Journal: :Applied sciences 2023

The six stilbene-based dyes containing benzoxazole substituents to improve solubility of as well the efficiency fluorescence at blue emission were synthesized. In this work, absorption and fluorescent properties synthesized investigated. For derivatization benzoxazolyl stilbene dye, -NO2 -NH2 groups introduced in sequence onto rings. maxima prepared observed range 435 nm~471 nm. addition, dichl...

Journal: :Chemosensors 2022

Accurate determination of Cu2+ in solution is crucial for preventing several disease conditions. Spectroscopy-based techniques metal ion detection are promising methods due to their excellent sensitivity and rapid response time. In this work, we reporting a newly synthesized 2-(2?-Hydroxyphenyl) benzoxazole-based compound, probe 2, by incorporating vinyl pyridinium segment into the bis(HBO) 4 s...

Journal: :Chemcatchem 2022

Catalysts are frequently used as pelletized powdered materials, but rarely thin films. The present work reports the use of 2D h-boron nitride on few layers defective graphene (h-BN/fl-G) films about 10 nm thickness base catalyst for synthesis benzoxazoles by coupling a 2-amino-phenol with p-substituted benzaldehydes. benzoxazole derivatives has aroused much interest in last decades due to their...

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