pre-)catalysts screened, 2-[(dimethylamino)methyl]benzenethiolato-copper(I) (1c) led to the best results and provided good to excellent yields of various substituted diaryl ethers. (uu.nl)
The reactions were applicable to five-membered and six-membered heteroaryl aryl ethers and also to diaryl ethers possessing one or two electron-withdrawing groups. (elsevierpure.com)
The reactions of aryl halides with phenols promoted by CsOH/dimethyl sulfoxide (CsOH/DMSO) led to diaryl ethers. (sioc-journal.cn)
Halides4
What are Alkyl halides and Aryl halides? (bartleby.com)
Metals react with aryl halides and alkyl halides and they also go through nucleophilic substitution reactions and elimination reactions. (bartleby.com)
A coupling reaction in which two alkyl halides reacted with sodium metal in dry ether to form higher alkanes is the Wurtz reaction. (bartleby.com)
There have been attempts to develop catalytic arylation reactions using phenol and its simple derivatives instead of aryl halides. (chemistryviews.org)
Reactions6
Two base-mediated cascade rearrangement reactions of diallyl ethers lead to selective [2,3]-Wittig-oxy-Cope and isomerization-Claisen rearrangements. (organic-chemistry.org)
For subsequent reactions, I would like to cleave the aryl methyl ether group to obtain a phenol. (chemicalforums.com)
Do you have experience/suggestions with selective ether cleavage reactions? (chemicalforums.com)
Sequential In-catalyzed intramolecular hydroarylation and Pd-catalyzed cross-coupling reactions using bromopropargyl aryl ethers and amines. (syncatmeth.es)
The vast majority of efforts focused on developing cross-coupling reactions of inert phenol derivatives including aryl ethers, esters, and carbamates. (chemistryviews.org)
The group developed a rhodium catalyst bearing two N-heterocyclic carbene (NHC) ligands, which can activate both an inert C(aryl)-O bond of an aryl carbamate and a C-H bond of an arene and catalyze cross-coupling reactions. (chemistryviews.org)
Cleavage Pathway2
Structural Biology - Structural Characterization of the Lignin β-Aryl Ether Cleavage Pathway from Sphingobium sp. (jbei.org)
Roles of two glutathione S-transferases in the final step of the ß-aryl ether cleavage pathway in Sphingobium sp. (bvsalud.org)
Ketone4
Hedrick, JL & Mohanty, DK 1992, ' Imide-Aryl Ether Ketone Block Copolymers with Poly(ether-imide) ', Journal of Polymer Science Chemistry Education , vol. 30, pp. 2085. (cmich.edu)
1.1 This specification covers poly(ether ketone ketone) materials, commonly referred to as PEKK, which are suitable for injection molding, 3D printing, additive manufacturing, powder coating and extrusion. (astm.org)
1.4 This classification system and subsequent line callout (specification) are intended to provide means of calling out poly(ether ketone ketone) materials used in the fabrication of end items or parts. (astm.org)
1.5 Poly(ether ketone ketone) (PEKK) is a member of the poly (aryl ether ketone) or PAEK polymer family. (astm.org)
Synthesis2
You can find this in Greens protective groups in organic synthesis under protection of phenols, methyl ether. (chemicalforums.com)
Here we report a synthesis of 3,3- disubstituted oxetane- and azetidine-ethers, with comparisons made to the ester functional group. (imperial.ac.uk)
Methyl1
I have a molecule which contains both, a methyl phenyl ether group and an aliphatic ether chain. (chemicalforums.com)
Lignin1
In contrast, a catabolic pathway for the stereospecific cleavage of β-aryl ether units that are found in lignin has been identified in Sphingobium sp. (jbei.org)
Propargyl2
The dual-catalyzed procedure takes place efficiently with a variety of propargyl aryl ethers and amines and R 3 In (R = aryl, heteroaryl, alkyl or alkynyl), showing the efficiency of these organometallics and proving the compatibility of indium and palladium in catalysis. (syncatmeth.es)
Michael additions combined with Friedel-Crafts cyclisations A domino Michael/Friedel-Crafts alkyation of aryl ethers with propargyl ketones was developed as a continuation of our double Michael additions. (bl.uk)
Aliphatic1
That is also, why I haven't tried the classic BBr 3 so far, in fear of it cleaving the aliphatic ether already at RT. (chemicalforums.com)
Heteroaryl2
A rhodium complex catalyzed the conversion of the C-O bond of heteroaryl aryl ethers to the C-F bond. (elsevierpure.com)
The reaction of heteroaryl aryl ethers with 2-fluorobenzothiazole in which two heteroaryl and aryl C-O bonds were cleaved provided heteroaryl fluorides and aryl fluorides. (elsevierpure.com)
Catalysis2
In this transformation, the IMHA of 3-bromo-2-propynyl aryl ethers under indium(III) catalysis, proceeds regioselectively through a 6- endo-dig pathway to afford 4-bromo-2 H -chromenes. (syncatmeth.es)
The tertiary benzylic alcohols of the 4-membered rings are selectively activated using Brønsted acid catalysis and reacted with simple alcohols to form the ethers and maintain the oxetane ring intact. (imperial.ac.uk)
Pathway1
The crystal structures and biochemical characterization of the NAD-dependent dehydrogenases [LigD (PDB IDs 4Y98 4Y9D ), LigO (PDB IDs 4YA6 4YAC ), and LigL (PDB IDs 4YAE 4YAG 4YAI )] and the glutathione-dependent lyase LigG (PDB IDs 4YAP 4YAV ) provide new insights into the early and late enzymes in the β-ether degradation pathway. (jbei.org)
Ester1
Several organophosphate aryl ester technical mixtures have been increasingly used in residential applications. (cdc.gov)
Reaction5
A small library of 2-aminoarenethiolato-copper(I) (CuSAr) complexes was tested as (pre-)catalysts in the arylation reaction of phenols with aryl bromides. (uu.nl)
A sequential one-pot indium-catalyzed intramolecular hydroarylation (IMHA) of bromopropargyl aryl ethers and amines, and palladium-catalyzed cross-coupling reaction using triorganoindium reagents (R 3 In) has been developed. (syncatmeth.es)
strain SYK-6 converts four stereoisomers of arylglycerol-β-guaiacyl ether into achiral β-hydroxypropiovanillone (HPV) via three stereospecific reaction steps. (st-andrews.ac.uk)
The reaction of an alkyl halide with Mg happens in dry ether. (bartleby.com)
The reaction, here described, proceeds in good yield over two steps, when the aryl ethers and alkynones are treated with substoichiometric quantities of Yb(OTf)3 and heated to 100 oC in a microwave oven. (bl.uk)
Chloride1
Subsequent studies replaced the secondary alkyl chloride with various aryl nitriles, aryl ethers, and aryl fluorides. (kanazawa-u.ac.jp)
Atom3
An aryl halide is formed when an atom of hydrogen is substituted by a halogen atom in an aromatic compound. (bartleby.com)
Organic compounds having two alkyl or aryl groups bonded to an oxygen atom, as in the formula R1-O-R2. (bvsalud.org)
They have octa-hedral FeX 2N4 (X = Cl and Br, respectively) coordination spheres with the Fe(II) atom coordinated by two halide ions in a trans arrangement and by the tertiary N atom of four aryl-imidazole ligands [1-(2,6-diiso-propyl-phen-yl)-1H-imidazole] in the equatorial plane. (who.int)
Catalytic1
However, the turnover-limiting step for the catalytic cycle is reductive elimination, and reduced rates and yields were observed with electron poor aryl iodides. (imperial.ac.uk)
Bonds2
Mamoru Tobisu, Naoto Chatani, Osaka University, Japan, and colleagues have established a protocol that permits aryl carbamates to be coupled to arene C-H bonds using a rhodium-based catalyst. (chemistryviews.org)
In the structure of compound (IIb), mol-ecules are linked via pairs of C-Hcdots, three dots, centeredhalogen hydrogen bonds, forming chains along the b axis, and the diethyl ether solvent mol-ecules are attached to the chains via C-Hcdots, three dots, centeredO hydrogen bonds. (who.int)
Class of organic1
ether - class of organic compounds used in 1800's medicine as an anesthetic, alkyl or aryl groups joined by an oxygen molecule. (hackaday.com)
Solvent2
The various dihedral angles involving (IIb) differ slightly from those in (I) and (II), probably due to the close proximity of the diethyl ether solvent mol-ecule. (who.int)
In (IIb), one of the ethyl groups of the diethyl ether solvent mol-ecule is disordered over two positions (occupancy ratio = 0.5:0.5). (who.int)
Catalyst1
Titanium nitride-nickel nanocomposite as heterogeneous catalyst for the hydrogenolysis of aryl ethers. (mpg.de)
Tertiary2
We used benzylic organoborates to perform tertiary alkylative cross-coupling of aryl or alkyl electrophiles,' says Hirohisa Ohmiya, corresponding author of the study. (kanazawa-u.ac.jp)
Tertiary alkylative cross-coupling of alkyl or aryl electrophiles. (kanazawa-u.ac.jp)
Term1
Now we again came with the same theory, just not using the term aether. (hackaday.com)
Chemical1
Oxetane ethers demonstrate excellent chemical stability across a range of conditions and an improved stability vis-à-vis analogous esters under basic and reducing conditions. (imperial.ac.uk)