Dehydrative Substitution Reaction in Water for the Preparation of Unsymmetrically Substituted Triarylmethanes: Synthesis, Aggregation-Enhanced Emission, and Mechanofluorochromism.
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DOI: 10.1002/cplu.202200150
Abstract: Water as a reaction media in chemical transformations has several advantages in terms of safety and non-toxicity. However, dehydrative substitution reaction in water is a highly challenging operation. In this paper, we have reported a… read more here.
Keywords: reaction; substitution reaction; water; dehydrative substitution ... See more keywords
Stereoselective Transesterification of P‐Chirogenic Hydroxybinaphthyl Phosphinates
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DOI: 10.1002/open.202100294
Abstract: Abstract The substitution reaction of phosphinates with a binaphthyloxy group at the phosphorus atom with lithium alkoxides proceeded with good to high efficiencies to give P‐chirogenic phosphinates with a high enantiomeric ratio. As alcohols, primary,… read more here.
Keywords: chirogenic hydroxybinaphthyl; reaction; substitution reaction; transesterification chirogenic ... See more keywords
Synthesizing Cr-Based Two-Dimensional Conjugated Metal-Organic Framework Through On-Surface Substitution Reaction.
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DOI: 10.1002/smll.202207877
Abstract: A single-layer Cr3 (HITP)2 (HITP = 2,3,6,7,10,11-hexaiminotriphenylene) conjugated metal-organic framework (c-MOF) is synthesized under ultrahigh vacuum conditions by substituting Cr for Ni in Ni3 (HITP)2 template. As revealed by low-temperature scanning tunneling microscopy and scanning tunneling spectroscopy,… read more here.
Keywords: organic framework; substitution reaction; conjugated metal; metal organic ... See more keywords
A Green Nucleophilic Aromatic Substitution Reaction
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DOI: 10.1021/acs.jchemed.0c00181
Abstract: This paper revisits the tie-dyeing process through a bioinspired and safer alternative to nucleophilic aromatic substitution (SNAr) reactions for an introductory organic chemistry laboratory. The s... read more here.
Keywords: substitution reaction; nucleophilic aromatic; chemistry; aromatic substitution ... See more keywords
Dynamical barrier and isotope effects in the simplest substitution reaction via Walden inversion mechanism
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DOI: 10.1038/ncomms14506
Abstract: Reactions occurring at a carbon atom through the Walden inversion mechanism are one of the most important and useful classes of reactions in chemistry. Here we report an accurate theoretical study of the simplest reaction… read more here.
Keywords: substitution reaction; isotope; walden inversion; reaction ... See more keywords
Unexpected Substitution Reaction of 1,1-Dichloro-2,2,2-trifluoroethane (HCFC-123) with Phenolates
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DOI: 10.1055/s-0040-1707291
Abstract: An unexpected substitution reaction of HCFC-123 with phenolates is reported. During the reaction, fluorine atoms in HCFC-123 are removed one by one in the presence of phenolates. read more here.
Keywords: unexpected substitution; hcfc 123; substitution reaction; reaction ... See more keywords
Functional miscibility and thermomechanical properties enhancement of substituted phthalic acetylated modified chitin filler in biopolymer composite
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DOI: 10.1098/rsos.211411
Abstract: The miscibility between hydrophobic and hydrophilic biopolymers has been of significant challenge. This study used a novel simplified chitin modification method to produce phthalic chitin using phthalic anhydride in a substitution reaction. The FT-IR functional… read more here.
Keywords: chitin; substitution reaction; analysis; modified chitin ... See more keywords