Skip to main content
. Author manuscript; available in PMC: 2020 Apr 24.
Published in final edited form as: J Am Chem Soc. 2019 Apr 12;141(16):6494–6498. doi: 10.1021/jacs.9b02281

Figure 1.

Figure 1.

(a) Partial 1H NMR spectra (400 MHz, acetone-d6, 298 K) of ligand 2 and metallacycle 1; (b) 31P{1H} NMR spectra (acetone-d6, 298K, 121.4 MHz) of 180° acceptor 3 and metallacycle 1.