影像科学与光化学 ›› 1989, Vol. 7 ›› Issue (2): 59-63.DOI: 10.7517/j.issn.1674-0475.1989.02.59

• 研究简报 • 上一篇    下一篇

几种光敏剂光敏氧化效率的比较

李琼瑶, 肖绪玲, 何慧珠, 张麟华, 王夺元   

  1. 中国科学院感光化学研究所, 北京 100012
  • 收稿日期:1987-12-25 修回日期:1988-12-20 出版日期:1989-05-20 发布日期:1989-05-20
  • 基金资助:
    国家自然科学基金

THE COMPARISON OF PHOTOSENSITIZED OXYGENATION EFFICIENCY FOR SEVERAL KINDS OF SENSITIZERS

LI QIONG-YAO, XIAO XU-LING, HE HUI-ZHU, ZHANG LIN-HUA, WANG DUO-YUAN   

  1. Institute of Photographic Chemistry, Academia Sinica, Beijing 100012, P. R. China
  • Received:1987-12-25 Revised:1988-12-20 Online:1989-05-20 Published:1989-05-20

摘要: 光敏氧化效率是由敏化剂分子吸收光量子数及其产生单重态氧的量子产率决定的,这要求敏化剂的吸收光谱同光源的发射光谱很好地匹配。本文报道竹红菌甲素匹配高压钠灯有效地产生单重态氧,高效光敏氧化一系列具有不同反应活性的底物,成为单重态氧化学中一个新的光敏氧化体系。

关键词: 单重态氧, 竹红菌甲素, 高压钠灯, 光敏氧化效率

Abstract: The kinetics of photosensitized oxygenation of cis, cis-1,5-cyclooctadiene was studied in the presence of different sensitizers. (Rose bengal, Hematoporphyrin, Methylene blue, Hypo-crellin A) matching high pressure sodium lamp. According to the rates of consumption of cis, cis-1, 5-cyclooctadiene, the order of photosensitized oxygenation efficiency is as follows:Hypocrellin A > Methylene blue > Hematoporphyrin > Rose bengal

Key words: Singlet Oxygen, Hypocrellin A, High Pressure Sodium Lamp, Photosensitized Oxygenation Efficiency