Issue 63, 2020

Conventional and unconventional alkyne activations by Ru and Os for unprecedented dimetalated quinolizinium complexes

Abstract

Two types of unexpected quinolizinium complexes were obtained from the reactions between pyridine-functionalized propargylic alcohol HC[triple bond, length as m-dash]CC(OH)(Ph)(CH2(2-py)) (L1) and cis-[M(L^L)2Cl2] (M = Ru, Os; L^L = 1,1-bis(diphenylphosphino)methane (dppm), 2,2′-bipyridine (bpy)). Their molecular structures revealed that L1 can be activated by Ru and Os via the conventional “vinylidene-involving” or unconventional “non-vinylidene-involving” pathways.

Graphical abstract: Conventional and unconventional alkyne activations by Ru and Os for unprecedented dimetalated quinolizinium complexes

Supplementary files

Article information

Article type
Communication
Submitted
15 May 2020
Accepted
01 Jul 2020
First published
10 Jul 2020

Chem. Commun., 2020,56, 8908-8911

Conventional and unconventional alkyne activations by Ru and Os for unprecedented dimetalated quinolizinium complexes

C. Yeung, L. Chung, S. Tse, H. Shek, M. Tse, S. Yiu and C. Wong, Chem. Commun., 2020, 56, 8908 DOI: 10.1039/D0CC03480K

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