作者:Alfano, Antonella Ilenia、Smyth, Megan、Wharry, Scott、Moody, Thomas S.、Nuño, Manuel、Butters, Chris、Baumann, Marcus
DOI:10.1039/d4cc02477j
日期:——
A new photochemical CSTR system capable of handling solids in scaled continuous processes is presented. High-power UV-LEDs are integrated in these CSTRs containing an insoluble base that aids in generating pyrazolines via cycloaddition between alkenes and in situ generated diazo species. Contrary to reported batch methods product degradation via ring contraction is suppressed whilst generating gram
提出了一种能够在规模化连续过程中处理固体的新型光化学 CSTR 系统。高功率 UV-LED 集成在这些含有不溶性碱的 CSTR 中,有助于通过烯烃和原位生成的重氮物质之间的环加成生成吡唑啉。与报道的间歇方法相反,通过环收缩引起的产物降解被抑制,同时产生克量的螺环吡唑啉。