Recent advances on the carboxylations of C (sp3)–H bonds using CO2 as the carbon source
Carbon dioxide (CO 2) is widely known as being a sustainable C1 synthon for the synthesis
of various carboxylic acid derivatives, including essential natural and unnatural amino acids …
of various carboxylic acid derivatives, including essential natural and unnatural amino acids …
Challenges and recent advancements in the synthesis of α, α-disubstituted α-amino acids
Abstract α, α-Disubstituted α-amino acids (α-AAs) have improved properties compared to
other types of amino acids. They serve as modifiers of peptide conformation and as …
other types of amino acids. They serve as modifiers of peptide conformation and as …
Recyclable Mesoporous Graphitic Carbon Nitride Catalysts for the Sustainable Photoredox Catalyzed Synthesis of Carbonyl Compounds
The conversion of feedstock materials into useful chemical compounds through feasible
processes is highly sought after from both industrial and environmental perspectives. In this …
processes is highly sought after from both industrial and environmental perspectives. In this …
Direct Benzylic C− H Etherification Enabled by Base‐Promoted Halogen Transfer
KI Bone, TR Puleo, MD Delost, Y Shimizu… - Angewandte …, 2024 - Wiley Online Library
We disclose a benzylic C− H oxidative coupling reaction with alcohols that proceeds through
a synergistic deprotonation, halogenation and substitution sequence. The combination of …
a synergistic deprotonation, halogenation and substitution sequence. The combination of …
[HTML][HTML] Robust late-stage benzylic C (sp3)–H aminations by using transition metal-free photoredox catalysis
Herein we report a transition metal-free approach for the regioselective functionalization of
benzylic C (sp 3) single bondH bonds in the presence of various heterocyclic amines as …
benzylic C (sp 3) single bondH bonds in the presence of various heterocyclic amines as …
Combined Photocatalysis and Lewis Acid Catalysis Strategy for the Oxa-Pictet–Spengler Reactions of Ethers
Saturated oxygen-containing heterocycles are present in numerous natural products and
biologically active compounds. While the oxa-Pictet–Spengler reaction conventionally …
biologically active compounds. While the oxa-Pictet–Spengler reaction conventionally …
Photocatalytic regioselective C–H bond functionalizations in arenes
The direct functionalization of C–H bonds has revolutionized the field of synthetic organic
chemistry by enabling efficient and atom-economical modification of arenes by avoiding …
chemistry by enabling efficient and atom-economical modification of arenes by avoiding …
Visible-light-driven organocatalytic alkoxylation of benzylic C–H bonds
C Bo, F Chen, Q Bu, ZH Du, M Li, B Dai… - The Journal of Organic …, 2023 - ACS Publications
A variety of strategies for direct alkoxylation of the benzyl C–H bond have been developed
toward the construction of benzyl ethers. The light-induced benzyl C–H bond alkoxylation …
toward the construction of benzyl ethers. The light-induced benzyl C–H bond alkoxylation …
Visible Light Mediated Chemoselective Hydroxylation of Benzylic Methylenes
Z Tan, T Chen, J Zhu, W Luo, D Yu… - The Journal of Organic …, 2024 - ACS Publications
We have developed a metal-free photocatalytic selective hydroxylation of benzylic
methylenes to secondary alcohols. This approach utilizes low-cost eosin Y as photocatalyst …
methylenes to secondary alcohols. This approach utilizes low-cost eosin Y as photocatalyst …
Transition-metal-free access to benzyl ethers via aerobic cross-dehydrogenative coupling of benzylic C (sp 3)–H bonds with alcohols
X Zhang, W Li, Y Yu, M Luo, H Bai, L Shi, H Li - Green Chemistry, 2024 - pubs.rsc.org
We have developed a practical KOtBu-or KOH-catalyzed aerobic cross-dehydrogenative
coupling of benzylic C (sp3)–H bonds with various alcohols utilizing molecular oxygen as …
coupling of benzylic C (sp3)–H bonds with various alcohols utilizing molecular oxygen as …