Oxidation of sulfides to sulfoxides and sulfones with 30
2001年3月26日 · Aromatic and aliphatic sulfides are oxidized to sulfoxides or sulfones in high yield with 30% hydrogen peroxide under organic solvent- and halogen-free conditions. Dialkyl and alkyl aryl sulfides are cleanly oxidized to sulfoxides …
Sulfoxide synthesis by oxidation - Organic Chemistry Portal
1,3,5-Triazo-2,4,6-triphosphorine-2,2,4,4,6,6-tetrachloride (TAPC) is an efficient promoter for the oxidation of sulfides and deoxygenation of sulfoxides. Excellent yields, short reaction time, easy and quick isolation of the products, solvent-free process, and excellent chemoselectivity are the main advantages of this procedure.
Photochemical aerobic oxidation of sulfides to sulfoxides: the …
2022年5月5日 · Photochemistry plays a unique role in sulfoxide synthesis, since this new emerging field, employing light as the energy source, is essential in developing novel and eco-friendly protocols. Herein, we report a novel, sustainable, light-driven protocol, where the impact of wavelength irradiation on sulfide aerobic photooxidation was examined.
Efficient oxidation of sulfides to sulfoxides catalyzed by ...
2023年10月5日 · The catalytic performance of Zr/SiW12/GO was thoroughly investigated in the oxidation of sulfides to sulfoxides under mild conditions, employing H 2 O 2 as the oxidant. Remarkably, this composite...
Catalyst-free oxidation of sulfides to sulfoxides and diethylamine ...
2017年7月7日 · We describe here our journey from the failure of our attempts in controlled oxidation of sulfides to sulfoxides using an Oxone ® –KBr combination to our success in the development of a catalyst-free protocol for the oxidation …
Oxidation of sulfides to sulfoxides. Part 2: Oxidation by hydrogen ...
2005年8月29日 · Recently, the oxidation of sulfides to sulfoxides by hydrogen peroxide has proved to be one of the most attractive methods (Scheme 1). This review is intended to survey the recent literature and to focus on new methods of sulfide oxidation by …
The Selective Oxidation of Sulfides to Sulfoxides or Sulfones with ...
Herein, we report a heterogeneous, simple, recyclable, efficient, and green protocol for the oxidation of sulfides to sulfoxides and sulfones with 30 wt% H 2 O 2 under mild conditions in excellent yield, catalyzed by a composite based on PAMAM-G1 and HPMo (denoted as …
Blue light photocatalytic oxidation of sulfides to sulfoxides with ...
2023年12月5日 · Organic sulfides are oxidized to corresponding sulfoxides over TTT-COF. With permanent porosity and intrinsic crystallinity, covalent organic frameworks (COFs) have great potential for solar energy conversions.
Metal-Free Synthesis of Sulfones and Sulfoxides through Aldehyde ...
2021年6月22日 · Metal-free aerobic oxidation of aryl sulfides to sulfoxides and sulfones has been developed in the presence of aliphatic aldehydes with excellent selectivity and yields. The reaction proceeded under mild conditions with the catalysis of N -hydroxyphthalimide (NHPI).
Imide-Catalyzed Oxidation System: Sulfides to Sulfoxides and …
2010年6月3日 · A new combination system, the oxidation of sulfides using aqueous NaOCl in the presence of a catalytic amount of imide under two-phase conditions, has been developed. The combination effectively converts various sulfides to the corresponding sulfoxides and sulfones.