Y Li, L Li, C Guo, Q Yan, H Zhou, Y Wang… - The Journal of Organic …, 2023 - europepmc.org
A metal/peroxide-free involved simple cascade 6-exo-trig spirocyclization of tert-butyl nitrite
with biaryl ynones has been finished, which resulted in various NO 2-modified spiro [5, 5] …