1：Experimental Design and Method Selection:

Synthesis of ligand and phthalocyanines using standard organic synthesis methods, characterization via spectroscopy (FT-IR, UV-Vis, NMR, mass spectrometry), single-crystal X-ray diffraction for structural confirmation, and computational studies using quantum chemical methods (B3lyp, HF, M062x with various basis sets). Photophysical and photochemical properties were measured in DMSO.

2：Sample Selection and Data Sources:

Compounds synthesized from commercial reagents; samples prepared in solvents like DMSO, THF for analysis.

3：List of Experimental Equipment and Materials:

Equipment includes Shimadzu IR-Prestige for FT-IR, Agilent Model 8453 diode array spectrophotometer for UV-Vis, Bruker microflex LT MALDI-TOF for mass spectra, Bruker 300 MHz spectrometer for NMR, Varian Eclipse spectrofluorometer for fluorescence, General Electric quartz line lamp (300 W) for photo-irradiations, POWER MAX 5100 power meter for light intensity. Materials include anhydrous metal salts, solvents (DMF, DMSO, THF, etc.), and chemicals for synthesis.

4：Experimental Procedures and Operational Workflow:

Synthesis involved stirring reactants under N2 atmosphere, purification by column chromatography, crystallization. Characterization involved spectral measurements. Computational studies performed using Gaussian software. Photophysical studies included fluorescence and singlet oxygen quantum yield measurements.

5：Data Analysis Methods:

Spectral data analyzed using instrument software; computational data analyzed with Gaussian and related programs; statistical analysis for correlations (e.g., R2 values for NMR).