Yamada Shinji, Honda Yuka
Professional University of Beauty & Wellness, 3-9-3 Ushikubo, Tsuzuki-ku, Yokohama 224-0012, Japan.
Ochanomizu University, 2-1-1 Otsuka, Bunkyo-ku, Tokyo 112-8610, Japan.
Chem Commun (Camb). 2024 Sep 5;60(72):9821-9824. doi: 10.1039/d4cc03691c.
Solid-state [2+2] photodimerization of eniminium ions oriented in a head-to-tail manner controlled by cation-π interactions produced HT dimers in high yields. As the resulting dimer is readily converted to 1,3-diacetylcyclobutane, the iminium serves as a removable orientation-controlling group for the conjugated ketones.
通过阳离子-π相互作用以头对尾方式取向的烯亚胺离子的固态[2+2]光二聚反应以高产率生成HT二聚体。由于生成的二聚体很容易转化为1,3-二乙酰基环丁烷,亚胺离子可作为共轭酮的可去除取向控制基团。