Journal ArticleDOI
One-pot migration–formylation of benzyl aryl ethers under Duff reaction condition
TLDR
In this article, a one-pot migration-formylation of benzyl aryl ethers under the Duff reaction condition is described, and the reaction was performed with HMTA (hexamethylene tetramine) and TFA (trifluoroacetic acid).About:
This article is published in Tetrahedron Letters.The article was published on 2013-08-28. It has received 8 citations till now. The article focuses on the topics: Duff reaction & Trifluoroacetic acid.read more
Citations
More filters
Journal ArticleDOI
Trifluoroacetic acid: Uses and recent applications in organic synthesis
Simón E. López,José Salazar +1 more
TL;DR: Trifluoroacetic acid (TFA) has been widely used in organic synthesis as a solvent, catalyst and reagent as discussed by the authors, including rearrangements, functional group deprotections, oxidations, reductions, condensations, hydroarylations and trifluoromethylations.
Journal ArticleDOI
Catalytic Enantioselective 1,3-Alkyl Shift in Alkyl Aryl Ethers: Efficient Synthesis of Optically Active 3,3'-Diaryloxindoles.
Amol B. Gade,Amol B. Gade,Pradip N. Bagle,Pradip N. Bagle,Popat S. Shinde,Popat S. Shinde,Vipin Bhardwaj,Subhrashis Banerjee,Ajit Chande,Nitin T. Patil +9 more
TL;DR: Reported is the first organocatalytic asymmetric 1,3-alkyl shift in alkyl aryl ethers for the synthesis of chiral 3,3'-diaryloxindoles using a chiral Brønsted acid catalyst.
Journal ArticleDOI
New photochromic indoline spiropyrans containing cationic substituent in the 2H-chromene moiety
A. D. Pugachev,Maria B. Lukyanova,Boris S. Lukyanov,I. V. Ozhogin,A. S. Kozlenko,I. A. Rostovtseva,Nadezhda I. Makarova,Valery V. Tkachev,Nikolai A. Aksenov +8 more
TL;DR: In this paper, the indoline spiropyrans containing conjugated cationic fragments and bulky substituents in the 2H-chromene moiety were synthesized by a simple one-pot method.
Journal ArticleDOI
Design and synthesis of novel bis-hydroxychalcones with consideration of their biological activities
Roghayeh Sharifi Aliabadi,Nosrat O. Mahmoodi,Hossain Ghafoori,Hossain Roohi,Vahideh pourghasem +4 more
TL;DR: Eight new substituted bis-hydroxychalcones for the first time were designed, synthesized, purified and fully characterized and their inhibitory effects on the diphenolase activity of mushroom tyrosinase were evaluated.
References
More filters
Journal ArticleDOI
Metal–Salen Schiff base complexes in catalysis: practical aspects
TL;DR: Practical guidelines for the preparation and use of different Schiff base metal complexes in the field of catalytic transformations are discussed in this tutorial review.
Journal ArticleDOI
96. A new general method for the preparation of o-hydroxyaldehydes from phenols and hexamethylenetetramine
Journal ArticleDOI
Synthesis, Structural, Magnetic, and Redox Properties of Asymmetric Diiron Complexes with a Single Terminally Bound Phenolate Ligand. Relevance to the Purple Acid Phosphatase Enzymes
Elisabeth Lambert,Barbara Chabut,Sylvie Chardon-Noblat,Alain Deronzier,Geneviève Chottard,Azzedine Bousseksou,Jean-Pierre Tuchagues,Jean Laugier,Michel Bardet,Jean Marc Latour +9 more
TL;DR: New asymmetrical ligands (H2L) have been synthesized to provide both a bridging and a terminal phenolate to a pair of iron ions in order to mimic the binding of a single terminal tyrosinate at the diiron center of the purple acid phosphatases.
Related Papers (5)
Benzyl Protection of Phenols under Neutral Conditions: Palladium-Catalyzed Benzylations of Phenols
Ryoichi Kuwano,Hiroki Kusano +1 more