Donor-Free Silanone

Unprecedented Thermal Stability

The first donor-free silanone stable in both solid state and solution, with the highly polarized Si=O double bond effectively stabilized by electron delocalization with the unsaturated Si₂C₂ ring.

Zhang, Jianying · Cui, Chunming

Journal of the American Chemical Society 2024

Advantages

Unprecedented thermal stability in both solid state and solution

Prepared by reaction with N₂O

Photolysis yields cyclic alkenyl silylene