Preparation of Organic Zn-Phthalocyanine-Based Semiconducting Materials and Their Optical and Electrochemical Characterization

<table>Reaction conditions: (i) HNO<sub>3,</sub> H<sub>2</sub>SO<sub>4</sub>, 0°C, 5 h; (ii) NHOH 25%; (iii) DMF, SOCl<sub>2</sub>, 0–2°C, 5 h.</table>

Advances in OptoElectronics

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Scheme 1

Scheme 1: Preparation of Organic Zn-Phthalocyanine-Based Semiconducting Materials and Their Optical and Electrochemical Characterization 