[HTML][HTML] Face masks in the new COVID-19 normal: materials, testing, and perspectives
The increasing prevalence of infectious diseases in recent decades has posed a serious
threat to public health. Routes of transmission differ, but the respiratory droplet or airborne …
threat to public health. Routes of transmission differ, but the respiratory droplet or airborne …
Advances in facemasks during the COVID-19 pandemic era
The outbreak of coronavirus disease (COVID-19) has transformed the daily lifestyles of
people worldwide. COVID-19 was characterized as a pandemic owing to its global spread …
people worldwide. COVID-19 was characterized as a pandemic owing to its global spread …
Enantioselective desymmetrization reactions in asymmetric catalysis
This review covers the recent developments (since 2015) of enantioselective
desymmetrization reactions using metal-catalyzed, organocatalyzed and enzymatic …
desymmetrization reactions using metal-catalyzed, organocatalyzed and enzymatic …
Copper-catalyzed yne-allylic substitutions using stabilized nucleophiles
S Niu, Y Luo, C Xu, J Liu, S Yang, X Fang - ACS Catalysis, 2022 - ACS Publications
Using stabilized “soft” nucleophiles in copper-catalyzed allylic substitutions is highly
desirable but remains an unsolved challenge for the last 40 years. In this work, a general …
desirable but remains an unsolved challenge for the last 40 years. In this work, a general …
Ring contraction in synthesis of functionalized carbocycles
C Hui, L Craggs, AP Antonchick - Chemical Society Reviews, 2022 - pubs.rsc.org
Carbocycles are a key and widely present structural motif in organic compounds. The
construction of structurally intriguing carbocycles, such as highly-strained fused rings …
construction of structurally intriguing carbocycles, such as highly-strained fused rings …
Bottom-up engineering of responsive hydrogel materials for molecular detection and biosensing
Molecular sensors respond to target molecules in their surroundings to detect and
sometimes even quantify their concentrations. Traditionally comprised of small organic …
sometimes even quantify their concentrations. Traditionally comprised of small organic …
Sulfonate N‐Heterocyclic Carbene–Copper Complexes: Uniquely Effective Catalysts for Enantioselective Synthesis of C− C, C− B, C− H, and C− Si Bonds
A copper‐based complex that contains a sulfonate N‐heterocyclic carbene ligand was first
reported 15 years ago. Since then, these organometallic entities have proven to be uniquely …
reported 15 years ago. Since then, these organometallic entities have proven to be uniquely …
Desymmetrization of meso-dibromocycloalkenes by copper-catalyzed asymmetric borylative coupling with alkynes
The enantioselective desymmetrization of meso compounds is a powerful tool for the
construction of chiral molecules with multiple stereocenters. Existing methods of copper …
construction of chiral molecules with multiple stereocenters. Existing methods of copper …
Catalytic asymmetric construction of halogenated stereogenic carbon centers by direct vinylogous Mannich-type reaction
A catalytic asymmetric vinylogous Mannich-type reaction of γ-halo-α, β-unsaturated N-
acylpyrazoles and N-Boc-aldimines was disclosed, which afforded an array of halogenated …
acylpyrazoles and N-Boc-aldimines was disclosed, which afforded an array of halogenated …
Desymmetrization of Inert meso-Diethers through Copper-Catalyzed Asymmetric Allylic Alkylation with Grignard Reagents
We have developed a highly regio-, diastereo-, and enantioselective Cu-catalyzed
desymmetrization of inert meso-diethers using Grignard reagents. Moreover, previous …
desymmetrization of inert meso-diethers using Grignard reagents. Moreover, previous …