Examples of 'boronic ester' in a sentence
Meaning of "boronic ester"
boronic ester - A boronic ester is a chemical compound that contains a boron atom bonded to an oxygen atom and an alkyl or aryl group. It is commonly used in organic synthesis and medicinal chemistry for forming carbon-carbon bonds
How to use "boronic ester" in a sentence
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boronic ester
Synthesis of boronic ester and acid compounds.
The bridges formed are bonds of the boronic ester type.
Synthesis of boronic ester intermediates.
Y is a boronic acid or a boronic ester.
The introduction of a boronic ester and a silyl group were then studied.
The boronate can be either in the form of a boronic acid or a boronic ester.
Mannitol boronic ester.
The boronic ester from the bromide was prepared in the same way.
Pinacol boronic ester.
The following examples illustrate the synthesis and the characterization of boronic ester compounds.
The pending boronic ester function does not include a polymerisable group.
This invention relates to the synthesis of boronic ester and acid compounds.
The prepared PolySET boronic ester hydrogel was then tested for glucose responsiveness.
Silica with the Bortezomib bound as a cyclic boronic ester was recovered.
Have described peptide boronic ester and acid compounds useful as proteasome inhibitors.
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A TLC check revealed that all the bromopyridine had been converted to the boronic ester.
Other boronic esters may be functionalized prior to boronic ester formation as in Scheme XV.
In some embodiments Q is pinanediol boronic ester.
In another aspect, boronic ester can be used as an organometallic compound.
Each vial contains 1 mg bortezomib as a mannitol boronic ester.
Preferably, the boronic ester is hydrolyzed to the boronic acid.
These cross-links preferably contain boronic ester functions.
Boronic ester and acid compounds, synthesis and uses.
In some embodiments, the boronic ester is replaced by a boronic acid.
In this second embodiment, the polymer includes pending boronic ester groups.
Depending on reaction conditions, boronic ester and / or boronic acid are obtained.
In a first embodiment, the cross-linking agent is a compound comprising at least two boronic ester functions.
R2 is linked to the boronic ester function by a covalent bond through a carbon atom.
In general, the monomer will be a multitopic boronic acid or boronic ester derivative.
This polymer can be pre-functionalised boronic ester or functionalised on addition of the said additive.
For illustrative purposes, the Suzuki reaction is employed to couple a boronic ester to an arylbromide.
Disclosed herein are novel boronic ester and acid compounds, their synthesis and their uses.
A transition metal-mediated cross-coupling reaction is utilized to install the boronic ester on an A group.
U represents a boronic acid, boronic ester or trifluoroboronate if M represents bromine, iodine or triflate.
Scheme 8 below provides the synthesis of the boronic ester intermediate B.
In another aspect, Y is a boronic ester selected from pinacolborane and catecholborane.
By “ chemical bond ”, is meant a covalent chemical bond of boronic ester type.
And X 2 form with the oxygen atoms a boronic ester of the following formula in which,.
The chiral boronic ester compound A is an intermediate in the synthesis of Compound B, a B-lactamase inhibitor.
Prototypical procedure for Suzuki coupling of a boronic ester or boronic acid with an aryl halide ;.
Examples of such groups include halogen, activated ethers, boronic acid, or boronic ester.
The above-described boronic ester and acid compounds include both D and I peptidyl configurations.
This copolymer comprises 4 mol . % monomers having boronic ester functions.
A chemical bond ( 3 ) of boronic ester type forms with the release of a diol compound.
In some instances, Xc is halogen, a boronic acid, or a boronic ester.
The boronic ester monomer of the invention is synthesized according to the following reaction diagram 13,.
In some embodiments, Xb is halogen, a boronic acid, or a boronic ester.
Preferably, R5 in the boronic ester is a methyl or isopropyl group.
The intermediate bromide ( XVI ) is converted to the corresponding boronic ester ( XVII ).
The monomer M4 of the boronic ester statistical copolymer compound A2 has the general formula V in which,.
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Boronic esters can be used in stoichiometric quantity
The starting boronic acid was still present
Boronic acids are known to reversibly inhibit protease
Examples of using Ester
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The ester pentachlorophenyl laurate was used in textiles
It is an analogous dimethyl ester and an organothiophosphate acaricide
Ester did not have a mass in her heart
