MECHANISM OF PHOTOREDUCTION OF QUINONES BY ALCOHOLS FROM H-1 CIDNP DATA IN HIGH AND LOW MAGNETIC-FIELDS

被引:8
作者
LESHINA, TV [1 ]
POLYAKOV, NE [1 ]
机构
[1] NOVOSIBIRSK CHEM KINET & COMBUST INST,NOVOSIBIRSK 630090,RUSSIA
关键词
D O I
10.1021/j100374a001
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The chemically induced dynamic nuclear polarization (CIDNP) method in high and low magnetic fields has been applied to the investigation of the primary act of photoreduction of p-benzoquinone and duroquinone by aliphatic alcohols. CIDNP field dependences for multinuclear systems were calculated semiclassically. The structure of the partner radical of the semiquinone radical during the photolysis in various solvents (CD3CN, C6D6, C6F6) has been determined. © 1990 American Chemical Society.
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页码:4379 / 4382
页数:4
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