Visible light catalyzed aromatization of 1,3,5-triaryl-2-pyrazolines by platinum(Ⅱ) polypyridyl complex under oxidant-free condition

作者：Pan Ye; Deng-Hui Wang; Bin Chen; Qing-Yuan Meng; Chen-Ho Tung; Li-Zhu Wu

来源：Science China Chemistry, 2016, 59(02): 175-179.

• pyrazolines
• pyrazoles
• photoredox catalysis
• visible light
• platinum(Ⅱ) terpyridyl complex

With visible light(λ=450 nm) irradiation of a catalytic amount of platinum(Ⅱ) terpyridyl complex, 1,3,5-triaryl-2-pyrazolines can be smoothly converted to their corresponding pyrazoles and hydrogen in quantitative yields with no use of any oxidant at room temperature.

• 单位
  山东大学