Abnormal broadening of free radical EPR lines: A new test probe for singlet dioxygen in solution

被引:8
作者
Gekhman, AE
Moisseva, NI
Minin, VV
Larin, GM
Moiseev, II
机构
[1] Russian Acad Sci, NS Kurnakov Gen & Inorgan Chem Inst, Moscow 117907, Russia
[2] Russian Acad Sci, NN Semenov Chem Phys Inst, Moscow 117977, Russia
关键词
D O I
10.1021/ic990063m
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
ESR signals of V(V)/superoxide radical anion complex and a number of stable nitroxyl radicals were found to undergo abnormal (up to 10 G) broadening in the presence of singlet dioxygen in aqueous and AcOH solutions.
引用
收藏
页码:3444 / 3445
页数:2
相关论文
共 23 条
[2]   Preparative oxidation of organic compounds in microemulsions with singlet oxygen generated chemically by the sodium molybdate hydrogen peroxide system [J].
Aubry, JM ;
Bouttemy, S .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1997, 119 (23) :5286-5294
[3]   QUENCHING OF SINGLET [DELTA-1(G)] OXYGEN BY 2,2,6,6-TETRAMETHYLPIPERIDINE DERIVATIVES [J].
BELLUS, D ;
WYATT, JF ;
LIND, H .
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1972, (21) :1199-&
[4]  
BERDNIKOV VM, 1975, KINET KATAL, V16, P83
[5]  
BOHME K, 1992, INORG CHEM, V31, P3468
[6]   Quenching of singlet oxygen by oxygen- and sulfur-centered radicals: Evidence for energy transfer to peroxyl radicals in solution [J].
Darmanyan, AP ;
Gregory, DD ;
Guo, YS ;
Jenks, WS ;
Burel, L ;
Eloy, D ;
Jardon, P .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1998, 120 (02) :396-403
[7]   SINGLET OXYGEN QUENCHING BY STABLE NITROXY RADICALS [J].
DARMANYAN, AP ;
TATIKOLOV, AS .
JOURNAL OF PHOTOCHEMISTRY, 1986, 32 (02) :157-163
[8]   Charge-transfer quenching of singlet oxygen O2(1Δg) by amines and aromatic hydrocarbons [J].
Darmanyan, AP ;
Jenks, WS ;
Jardon, P .
JOURNAL OF PHYSICAL CHEMISTRY A, 1998, 102 (38) :7420-7426
[9]  
Foote C. S., 1979, BIOCH CLIN ASPECTS O, P603
[10]  
Frimer A. A., 1985, SINGLET O2, VI