Triplet states mediating hydrogen abstraction in 4-acylpyrimidines, 2-acylpyridines, 2-acylpyrazines, and 3-acylpyridazines
作者:Sreedharan Prathapan、Kevin E. Robinson、William C. Agosta
DOI:10.1021/ja00031a044
日期:1992.2
Irradiation of 9 leads to hydrogen abstraction by N(1) and fragmentation to 8 from a triplet with E τ ∼78 kcal/mol. Irradiation of 2-acylpyridines (10) leads to abstraction by both nitrogen and oxygen (cf. eq 4), with the same Stern-Volmer k q τ for the two processes
9 的辐照导致 N(1) 夺氢,并从 E τ ~78 kcal/mol 的三联体裂解为 8。2-酰基吡啶 (10) 的辐照导致氮和氧的提取(参见方程 4),这两个过程具有相同的 Stern-Volmer kq τ