Phenol-directed C–H functionalization

Z Huang, JP Lumb - ACS Catalysis, 2018 - ACS Publications
Phenols are important starting materials, intermediates, and functional elements of a very
broad range of chemicals and materials. They are large-volume products of benzene …

Catalytic Enantioselective Intramolecular Oxa-Michael Reaction to α, β-Unsaturated Esters and Amides

G Su, M Formica, K Yamazaki, TA Hamlin… - Journal of the …, 2023 - ACS Publications
A bifunctional iminophosphorane (BIMP)-catalyzed, enantioselective intramolecular oxa-
Michael reaction of alcohols to tethered, low electrophilicity Michael acceptors is described …

Squaramide Catalyzed Asymmetric Synthesis of Five‐and Six‐Membered Rings

A Biswas, A Ghosh, R Shankhdhar… - Asian Journal of …, 2021 - Wiley Online Library
Chiral analogues of squaramides have been fruitful in organocatalyzed asymmetric
reactions over last decade. Alongside other H‐bonding catalysts like ureas, thioureas …

Molecular Complexity from Aromatics: Recent Advances in the Chemistry of paraQuinol and Masked para‐Quinone Monoketal

G Chandra, S Patel - ChemistrySelect, 2020 - Wiley Online Library
Synthesis of complex organic molecules from simple, cheap, and readily available starting
materials is one of the most challenging and desirable factors in organic synthesis. In the …

Visible‐Light‐Promoted Dearomative Fluoroalkylation of β‐Naphthols through Intermolecular Charge Transfer

Q Guo, M Wang, H Liu, R Wang… - Angewandte Chemie …, 2018 - Wiley Online Library
The first visible‐light‐promoted dearomative fluoroalkylation of β‐naphthols was realized
without the assistance of any transition‐metal catalysts or external photosensitizers …

Stereodivergent synthesis of spiroaminals via chiral bifunctional hydrogen bonding organocatalysis

P Gayen, S Sar, P Ghorai - Angewandte Chemie, 2024 - Wiley Online Library
Spiroaminals represent novel structural motifs prevalent in diverse natural products and
biologically active molecules. Achieving their enantioselective synthesis is a highly …

Hydrazine Hydrate in Asymmetric Synthesis: A Bifunctional Squaramide Catalytic Approach toward Fused Pyrazolines

D Das, C Kamilya, P Ghorai - Organic Letters, 2023 - ACS Publications
A unified strategy has been developed to utilize hydrazine hydrate in asymmetric organic
synthesis by overcoming the rapid background reaction with dienone. The H-bond donor …

Organocatalyzed asymmetric dearomative aza-michael/michael addition cascade of 2-nitrobenzofurans and 2-nitrobenzothiophenes with 2-aminochalcones

XJ Zhou, JQ Zhao, XM Chen, JR Zhuo… - The Journal of …, 2019 - ACS Publications
An organocatalyzed dearomative aza-Michael/Michael addition cascade of 2-
nitrobenzofurans and 2-nitrobenzothiophenes with 2-aminochalcones has been developed …

A tandem asymmetric oxidation-oxa-Michael sequence for dearomatization of β-naphthols

L Wang, H Zhu, T Peng, Y Xu, Y Hou, S Li… - Chinese Chemical …, 2022 - Elsevier
A catalytic asymmetric hydroxylative dearomatization reaction has been disclosed, and the
products can smoothly transform into spiroannulation adducts by simply treated with a base …

Catalytic kinetic resolution of spiro-epoxyoxindoles with 1-naphthols: switchable asymmetric tandem dearomatization/oxa-Michael reaction and Friedel–Crafts …

G Zhu, Y Li, G Bao, W Sun, L Huang, L Hong… - ACS …, 2018 - ACS Publications
Switching the chemo-or regioselectivity from identical starting materials under readily
tunable reaction conditions represents a great challenge in medicinal and synthetic organic …