Examples of 'dipolar aprotic' in a sentence
Meaning of "dipolar aprotic"
Dipolar aprotic: A type of solvent that does not contain acidic hydrogen atoms, known for their ability to dissolve a wide range of salts and organic compounds. These solvents have a high dielectric constant and are often used in reactions where the presence of protons can interfere
How to use "dipolar aprotic" in a sentence
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dipolar aprotic
The solvent is preferably a dipolar aprotic solvent.
Preferably a dipolar aprotic solvent or water is used as solvent.
A preferred class of solvents is dipolar aprotic solvents.
Preferably it is a dipolar aprotic solvent and most preferably it is dimethylformamide.
Suitable inert solvents include dipolar aprotic solvents.
The dipolar aprotic solvents have been completely removed from the interlamellar spaces.
Preferred solvents are esters and dipolar aprotic solvents as described above.
The dipolar aprotic solvent which can be used must have a significant dipolar moment.
Preferred solvents are aprotic solvents or dipolar aprotic solvents as discussed below.
Dipolar aprotic solvents may also be used with or without added protic solvents including water.
Suitable solvents are dipolar aprotic solvents such as dimethylfomamide.
Typical solvents are inert organic solvents, preferably dipolar aprotic solvents.
Recovery of dipolar aprotic solvents having high boiling points adds still further process steps.
The chemiluminescence of acridane esters proceeds in dipolar aprotic solvents upon addition of strong base.
A dipolar aprotic solvent or reagent ; and.
See also
Step 2 can be performed in dipolar aprotic solvents.
A dipolar aprotic solvent is present as a co-solvent.
Most preferred are dipolar aprotic solvents such as DMF.
The dipolar aprotic solvent can be dimethylsulfoxide, dimethylformamide or a mixture thereof.
The process of claim 3, wheriin the dipolar aprotic solvent is dimethylformamide.
As dipolar aprotic solvent a ketone, preferably acetone or acetonitrile can be used.
Solvents include chlorinated hydrocarbons, dipolar aprotic solvents, and various ethers.
DMSO is a dipolar aprotic solvent, and has a relatively high boiling point.
The process according to claim 4, wherein the solvent is a dipolar aprotic solvent.
In a dipolar aprotic solvent such as DMF, or any other of such solvents mentioned above.
This reaction may be carried out in an inert organic, dipolar aprotic solvent.
Such aprotic solvent may be a dipolar aprotic solvent or an N-containing heterocycle or mixtures thereof.
According to this method, the aminoplast resin precursor is suspended in a dipolar aprotic solvent.
Dimethylformamide is generally the preferred dipolar aprotic solvent, by reason of its relatively low cost.
A process according to Claim 1 characterized in that the facilitator is a dipolar aprotic solvent.
Sodium hydride, in a dipolar aprotic solvent such as an amide, e . g.
Such protected derivative is then O - methylated in a dipolar aprotic solvent e . g.
Dichloromethane, chloroform, dipolar aprotic solvents such as acetonitrile, dimethylformamide, dimethylacetamide, ethers such as tetrahydrofuran.
The solvent can be an organic solvent of protic, dipolar aprotic or apolar character.
Suitable solvents include dipolar aprotic solvents, for example, dimethylformamide, dimethylacetamide, hexamethylphosphoramide, or dimethylsulfoxide.
The solvents can be protic, non-protic or dipolar aprotic.
The dipolar aprotic liquid preferably is, propylene carbonate, ethylene carbonate, gammabutyrolactone, acetonitrile and mixtures thereof.
Dihydrolevoglucosenone (Cyrene) as a bio-based alternative for dipolar aprotic solvents.
A dipolar aprotic solvent comprises solvents like dimethylformamide, N-methylpyrrolidone, dimethylsulfoxide, acetonitril, sulfolane, nitromethane etc.
A method of Claim 11, wherein the reaction is conducted in a dipolar aprotic solvent.
The process of claim 13 wherein the dipolar aprotic organic liquid is N, N-dimethylformamide.
A dipolar aprotic solvent such as N, N-dimethylformamide, typically in the presence of a coupling reagent and a base.
The composition preferably does not include a dipolar aprotic solvent, e.g. DMSO.
Preferred solvents are organic dipolar aprotic solvents, especially N, N-dimethylformamide.
Hexane, cyclohexane, benzene and the like ; pyridine, N, N - dimethylformamide and the like dipolar aprotic solvents.
A process according to claim 1, wherein the dipolar aprotic solvent is N, N-dimethylacetamide.
Typically, the composition will not include a dipolar aprotic solvent, e.g. DMSO.
The process of claim 2 wherein said dipolar aprotic solvent is N, N-dimethy l acetamide.
Dichloromethane, or a dipolar aprotic solvent, e . g.
The ethylation can be carried out in a variety of dipolar aprotic solvents, preferably, N, N-dimethylformamide ( DMF ).
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Examples of using Aprotic
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In an aprotic solvent and in the presence of a base
Preferred solvents are aprotic solvents such a pyridine
An aprotic polar solvent is preferable as the solvent
Examples of using Dipolar
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The dipolar energy enhances this phenomenon
This effect is commonly referred to as dipolar truncation
Dipolar gravitational radiation in alternative theories
