Ruthenium‐Induced Cyclization of Heteroatom‐Functionalized Alkynes: Progress, Challenges and Perspectives
Metal‐induced cyclization of functionalized alkynes represents one of the most general
approaches to prepare organic heterocycles. Although RuII centers are well‐established to …
approaches to prepare organic heterocycles. Although RuII centers are well‐established to …
A focused review on the unconventional alkyne activations by ruthenium (II) and osmium (II) complexes supported by 1, 2-bis (diphenylphosphino) methane (dppm)
While the activation of alkynes by ruthenium (II) and osmium (II) bis-diphosphine complexes
in the form of [Ru II/Os II (P^ P) 2 X 2] has been studied for nearly three decades and are …
in the form of [Ru II/Os II (P^ P) 2 X 2] has been studied for nearly three decades and are …
Controlling Chemoselectivity in Ruthenium (II)‐Induced Cyclization of Aniline‐Functionalized Alkynes
KW Io, HL Shek, TY Li, KK Li, DSH Chan… - … A European Journal, 2024 - Wiley Online Library
The cyclization of heteroatom‐functionalized alkynes induced by d6‐transition‐metal
centers has traditionally been associated with the vinylidene pathway. However, recent …
centers has traditionally been associated with the vinylidene pathway. However, recent …
Controlled activation of dipicolinyl-substituted propargylic alcohol by Ru (II) and Os (II) for unprecedented indolizine-fused metallafuran complexes
CF Yeung, HL Shek, SM Yiu, MK Tse, CY Wong - Organometallics, 2021 - ACS Publications
Indolizine-fused metallafuran and metal–quinolizinium complexes were synthesized from
reactions between dipicolinyl-substituted propargylic alcohol HC≡ CC (OH)(CH2 (2-py)) 2 …
reactions between dipicolinyl-substituted propargylic alcohol HC≡ CC (OH)(CH2 (2-py)) 2 …
Conventional and unconventional alkyne activations by Ru and Os for unprecedented dimetalated quinolizinium complexes
CF Yeung, LH Chung, SY Tse, HL Shek… - Chemical …, 2020 - pubs.rsc.org
Two types of unexpected quinolizinium complexes were obtained from the reactions
between pyridine-functionalized propargylic alcohol HCCC (OH)(Ph)(CH2 (2-py))(L1) and …
between pyridine-functionalized propargylic alcohol HCCC (OH)(Ph)(CH2 (2-py))(L1) and …
Ru (II)-and Os (II)-Induced Cycloisomerization of Phenol-Tethered Alkyne for Functional Chromene and Chromone Complexes
SW Ng, SY Tse, CF Yeung, LH Chung, MK Tse… - …, 2020 - ACS Publications
Diphosphine-containing Ru (II)/Os (II)–chromene and− chromone complexes were
synthesized from reactions between phenol ynone HC≡ C (C═ O)(o-C6H4OH) and cis …
synthesized from reactions between phenol ynone HC≡ C (C═ O)(o-C6H4OH) and cis …
Iron (II)-induced cycloisomerization of alkynes via “non-vinylidene” pathways for iron (II)-indolizine and-indolizinone complexes
SC Chan, CF Yeung, HL Shek, SW Ng… - Chemical …, 2020 - pubs.rsc.org
Reactions between pyridine-functionalized alkynes and an Fe (II) precursor supported by 2,
5, 8-trithia [9](2, 9)-1, 10-phenanthrolinophane afforded the first Fe (II)-indolizine and …
5, 8-trithia [9](2, 9)-1, 10-phenanthrolinophane afforded the first Fe (II)-indolizine and …
Effect of carbon reduction policies on economic growth from a dual carbon perspective
X Wang - Energy Informatics, 2024 - Springer
The study focuses on the energy consumption (EC) and environmental pollution caused by
carbon consumption in China's development. The Yangtze River Delta (YRD) region is …
carbon consumption in China's development. The Yangtze River Delta (YRD) region is …
Cyclization, Decyclization, and Metallacyclization of Pyridine‐Substituted Homopropargylic Alcohols on Ruthenium (II) and Osmium (II) Centers
HL Shek, CF Yeung, LH Chung, MK Tse… - … A European Journal, 2023 - Wiley Online Library
Systematic investigations on the reactions between cis‐[M (dppm) 2Cl2](M= Ru/Os; dppm=
1, 1‐bis (diphenylphosphino) methane) and pyridine/quinoline substituted homopropargylic …
1, 1‐bis (diphenylphosphino) methane) and pyridine/quinoline substituted homopropargylic …