Porphyrazines with peripheral isophthaloxyalkylsulfanyl substituents and their optical properties
作者:Mateusz Gierszewski、Michal Falkowski、Lukasz Sobotta、Magdalena Stolarska、Lukasz Popenda、Sebastian Lijewski、Barbara Wicher、Gotard Burdzinski、Jerzy Karolczak、Stefan Jurga、Maria Gdaniec、Ewa Tykarska、Marek Sikorski、Jadwiga Mielcarek、Tomasz Goslinski
DOI:10.1016/j.jphotochem.2015.04.003
日期:2015.7
solvatochromic effects, which are described by Δf solvent polarity scale and four-parameter scale proposed by Catalán. Transient absorption spectroscopy was used to obtain the values of triplet lifetime for magnesium porphyrazine with 2-(3,5-dibutoxycarbonylphenoxy)ethylsulfanyl substituents. Values of singlet oxygen generation quantum yields were obtained in different organic solvents using various
合成了在外围具有间苯二甲氧基烷基硫基取代基的卟啉,并对其进行了各种光物理研究,包括光吸收和发射测量。在不同的有机溶剂中测量了四种卟啉嗪衍生物的荧光寿命。比较了在硫烷基取代基和间苯二甲氧基之间具有不同烷基的卟啉镁镁的稳态和时间分辨结果与脱金属的卟啉嗪的稳态和时间分辨结果进行了比较。卟啉大环化合物表现出有趣的溶剂变色作用,用Δf描述Catalán提出的溶剂极性标度和四参数标度。使用瞬态吸收光谱法获得具有2-(3,5-二丁氧基羰基苯氧基)乙基硫基取代基的卟啉镁的三重态寿命值。使用各种技术在不同的有机溶剂中获得单线态氧产生量子产率的值,包括采用稳态和时间分辨方法在1270 nm处产生单线态氧的特征发射。