Photochemical Reactions of Sulfur Ylides

R Echemendía, KC Capellaro… - Current Organic …, 2024 - ingentaconnect.com
Photochemical reactions offer unparalleled opportunities to access elusive chemical
pathways and develop innovative strategies for constructing complex molecules. Within …

Metal-Free Syntheses of α-Ketothioamide and α-Ketoamide Derivatives from Sulfoxonium Ylides

TN Chaubey, PJ Borpatra, A Sharma… - Organic Letters, 2022 - ACS Publications
An efficient base, additive and metal-free synthetic methods for α-ketothioamide and α-
ketoamide derivatives from readily available sulfoxonium ylides have been described …

Elemental sulfur-mediated synthesis of quinoxalines from sulfoxonium ylides

TN Chaubey, PJ Borpatra, SK Pandey - Organic Letters, 2023 - ACS Publications
A novel straightforward and catalyst-free approach for synthesizing quinoxaline derivatives
from sulfoxonium ylides and o-phenylenediamines mediated by elemental sulfur has been …

Visible-Light-Promoted Synthesis of 1, 3-Dicarbonyl Sulfoxonium Ylides

R Echemendía, KT de Oliveira, ACB Burtoloso - Organic Letters, 2022 - ACS Publications
A novel visible-light-promoted coupling of diazoketones with sulfoxonium ylides, employing
a violet light-emitting diode, is described under both batch and continuous flow conditions …

One-pot synthesis of 3-trifluoromethylbenzo [b][1, 4] oxazines from CF 3-imidoyl sulfoxonium ylides with 2-bromophenols

M Pan, Y Tong, X Qiu, X Zeng, B Xiong - Chemical Communications, 2022 - pubs.rsc.org
Herein, a method to access 3-trifluoromethyl-1, 4-benzoxazines from CF3-imidoyl
sulfoxonium ylides and 2-bromophenols has been demonstrated. This synthetic protocol …

Organocatalytic asymmetric azidation of sulfoxonium ylides: mild synthesis of enantioenriched α-azido ketones bearing a labile tertiary stereocenter

W Guo, F Jiang, S Li, J Sun - Chemical Science, 2022 - pubs.rsc.org
Disclosed here is a catalytic asymmetric azidation reaction for the efficient synthesis of α-
azido ketones bearing a labile tertiary stereocenter. With a superb chiral squaramide …

Straightforward access to α-thiocyanoketones and thiazoles from sulfoxonium ylides

A Sharma, AK Gola, SK Pandey - Chemical Communications, 2023 - pubs.rsc.org
Efficient, versatile, and metal-free strategies for synthesizing α-thiocyanoketones and
thiazoles from β-ketosulfoxonium ylides and ammonium thiocyanate have been described …

Multicomponent Reaction of CS2, Amines, and Sulfoxonium Ylides in Water: Straightforward Access to β-Keto Dithiocarbamates, Thiazolidine-2-thiones, and Thiazole …

N Kumar, A Sharma, U Kumar… - The Journal of Organic …, 2023 - ACS Publications
Simple, versatile, and catalyst-free synthetic methods for β-keto dithiocarbamates,
thiazolidine-2-thiones, and thiazole-2-thiones via the multicomponent reaction of CS2 …

I2‐DMSO‐Mediated Cascade Cyclization of β‐Ketosulfoxonium Ylides and β‐Enaminones: Synthesis of Quaternary‐Carbon‐Centered 2‐Hydroxy‐pyrrol‐3(2H) …

R Kumar Saini, PJ Borpatra… - European Journal of …, 2023 - Wiley Online Library
Abstract A novel I2‐DMSO‐mediated cascade cyclization approach for synthesizing 2‐
hydroxy‐pyrrol‐3 (2H)‐one scaffold from readily accessible β‐ketosulfoxonium ylides and β …

A general Fe-catalysed azidation of iododifluoroketones and its utilization for the synthesis of gem-difluoromethylenated triazoles

X Wang, S Liu, S Xu, S Wu, J Wu, F Wu - Organic Chemistry Frontiers, 2024 - pubs.rsc.org
An iron-catalysed radical azidation of iododifluoroketones with TMSN3 was developed
under mild reaction conditions, providing a concise synthesis of α-difluoroalkylazides. The …