辐照2-炔基苯酚导致生成亚乙烯基-醌甲基化物(QMs),可通过在有机溶剂和乙腈水溶液中进行激光闪光光解法检测到。QM的光谱性质和亲电性均受到β-硅效应的显着影响。炔基部分的水合(对于QM-1和QM-2,在乙腈水溶液中为22和900 M –1 s –1,在酸和碱催化下)。胺的添加很快(9.2×10 3 M –1 s –1 < k 2 <1.3×10 8 M –1 s –1),生成带有亚胺的酮亚胺。
辐照2-炔基苯酚导致生成亚乙烯基-醌甲基化物(QMs),可通过在有机溶剂和乙腈水溶液中进行激光闪光光解法检测到。QM的光谱性质和亲电性均受到β-硅效应的显着影响。炔基部分的水合(对于QM-1和QM-2,在乙腈水溶液中为22和900 M –1 s –1,在酸和碱催化下)。胺的添加很快(9.2×10 3 M –1 s –1 < k 2 <1.3×10 8 M –1 s –1),生成带有亚胺的酮亚胺。
which were detected by laser flash photolysis in organic solvents and aqueous acetonitrile. QMs' spectroscopic properties and electrophilicity were both significantly affected by β-silicon effect. The hydration of the alkynyl moiety (22 and 900 M–1 s–1for QM-1 and QM-2, in aqueous acetonitrile) was an acid- and base-catalyzed process. The addition of amines was fast (9.2 × 103 M–1 s–1 < k2 < 1.3 ×
辐照2-炔基苯酚导致生成亚乙烯基-醌甲基化物(QMs),可通过在有机溶剂和乙腈水溶液中进行激光闪光光解法检测到。QM的光谱性质和亲电性均受到β-硅效应的显着影响。炔基部分的水合(对于QM-1和QM-2,在乙腈水溶液中为22和900 M –1 s –1,在酸和碱催化下)。胺的添加很快(9.2×10 3 M –1 s –1 < k 2 <1.3×10 8 M –1 s –1),生成带有亚胺的酮亚胺。