本文用自由基捕捉剂与esr相结合的方法系统研究了各种取代苯胺与二苯酮光化夺氢反应中的活泼自由基。
Active free radicals in the photochemical hydrogen abstraction reaction between benzophenone and aromatic amines have been studied systematically by combination of spin trapping reagents and ESR.
反应以自由基机理进行，溴取代主要发生在主链上的叔氢原子上。
Thesubstitution of bromine atoms is on the tertiary carbon of main-chain of the polymersprimally.
提出自由基ips O亲核取代反应机理。
提出自由基ips O亲核取代反应机理。
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