Preparation method and application of metallic phosphorescence complex
A technology of metal complexes and phosphorescence, applied in the direction of fluorescence/phosphorescence, indium organic compounds, platinum group organic compounds, etc., can solve the problem of inaccurate determination of oxygen content, etc., achieve reliable detection results and broad application prospects
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Embodiment 1
[0032]
[0033] Synthesis of complex 1: Weigh NH 2 Add 1mmol of -C4 dichloro bridge and 2.2mmol of 4-methyl 4'-carboxy-2,2'-bipyridine into the reaction flask, vacuumize, under nitrogen protection, react at 40°C for 10h, then add KPF 6 30 mmol was reacted for 2 h, spin-dried, extracted with dichloromethane (3×150 mL), the organic phase was taken, spin-dried and loaded into a silica gel powder column, separated and purified, and the yield was 59%.
Embodiment 2
[0035]
[0036] Synthesis of complex 2: Weigh NH 2 Add 1mmol of -C8 dichloro bridge and 2.2mmol of 4-methyl 4'-carboxy-2,2'-bipyridine into the reaction flask, vacuumize, under nitrogen protection, react at 40°C for 10h, then add KPF 6 30 mmol was reacted for 2 h, spin-dried, extracted with dichloromethane (3×150 mL), the organic phase was taken, spin-dried and loaded into a silica gel powder column, separated and purified, and the yield was 64%.
Embodiment 3
[0038]
[0039] Synthesis of complex 3: Weigh NH 2 Add 1mmol of -C8 dichloro bridge and 2.2mmol of 4,4'-dicarboxy-2,2'-bipyridine into the reaction flask, vacuumize, under nitrogen protection, react at 40°C for 10h, then add KPF 6 30 mmol was reacted for 2 h, spin-dried, extracted with dichloromethane (3×150 mL), the organic phase was taken, spin-dried and loaded into a silica gel powder column, separated and purified, and the yield was 45%.
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