Angew, Tobias Ritter research group: olefin region and stereoselective thianthrene reaction to construct alkenyl electrophilic reagent
Time of Update: 2019-12-04
Alkenyl sulfonium salt is compatible with a large number of functional groups, and can be used as electrophilic reagent for palladium catalyzed C-C cross coupling reaction and ruthenium catalyzed C-X bond formation reaction.
University reported the cross electrophilic coupling reaction of deamination of katritzky salt and halide catalyzed by Ni
Time of Update: 2019-07-17
In addition, alkylbromide can also be coupled with katritzky pyridine salt to form C (SP 3) - C (SP 3) bond, and the corresponding product 29 - 33 (Fig. 2C) can be obtained in medium yield.
of sodium trifluoroethylsulfite -- promoting direct electrophilic trifluoroethylsulphurization reaction in the absence of metal
Time of Update: 2018-07-25
Recently, the research group of Professor Yi Wenbin, School of chemical engineering, Nanjing University of science and technology has successfully realized the new use of sodium trifluoroethylsulfite (naso2cf2cf3) for direct electrophilic trifluoroethylsulphurization under the condition of no metal.
JACS: Montgomery group constructs tetrasubstituted olefins by nickel catalyzed electrophilic cross coupling
Time of Update: 2018-06-26
In this reaction, the metal heterocyclic intermediate is produced by the oxidation and cyclization of alkynes and aldehydes, and then the intermediate is electrophilically cross coupled with alkyl halides to obtain the addition product.
C-O cross coupling reaction of aryl electrophilic reagents and aliphatic alcohols catalyzed by auxiliary ligands
Time of Update: 2018-04-08
In contrast, palladium catalyzed cross coupling reactions between (hetero) aryl electrophilic reagents and primary / secondary aliphatic alcohols have sprung up in large numbers, which enables relatively cheap and abundant (hetero) aryl chlorine to participate in the transformation.
Late functionalization of natural products by super electrophilic silane ions
Time of Update: 2017-09-21
Functional sources of complex natural products catalyzed by fluoroarylborane: the author of nature chemistry selected three fluoroarylborane Lewis acids (Fig. 2a) and silanes with different intensities to activate and modify different natural products (1, 3 and 5).
Electrophilic reagent zinc homoenol: conversion of Cyclopropanol to Cyclopropylamine
Time of Update: 2017-08-29
The introduction of metal groups into organic molecules often reverses the polarity of the molecules
The central carbon atom changes from lack of electricity to rich
Difluoromethyl substituted matte ylide: a broad range of electrophilic difluoromethylation reagents
Time of Update: 2017-07-11
Int. ed., reporting on the electrophilic mono fluoromethylated reagent mono fluoromethylsubstituted matte ylide (3a - B ）It can react with a series of nucleophiles, such as alcohol, malonic acid derivative, sulfonic acid, carboxylic acid, phenol, amine, azaaromatic ring, etc.