Examples of 'concentration under vacuum' in a sentence
Meaning of "concentration under vacuum"
concentration under vacuum: Refers to the process of reducing the pressure in a closed environment to create a vacuum, often to concentrate or extract substances through evaporation or precipitation. This technique is commonly used in scientific experiments, chemical processes, and industrial applications to remove solvents or purify materials
How to use "concentration under vacuum" in a sentence
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concentration under vacuum
Concentration under vacuum gives a residue.
The mixture is quenched by addition of AcOH before concentration under vacuum.
Concentration under vacuum afforded the hydrochloride salt.
The toluene is concentrated by concentration under vacuum until a stirrable residue is obtained.
Concentration under vacuum gives a residue which is dissolved in EtOAc.
The residue is redissolved in distilled water and crystallizes during concentration under vacuum.
Concentration under vacuum.
The excess MeOH and methyl formate were removed by concentration under vacuum on a rotary evaporator.
After concentration under vacuum a foam was obtained which gradually crystallized.
After hydrolysis, optionally distillation or concentration under vacuum can be necessary.
The following concentration under vacuum afforded a residue which was used in further reactions without purification.
The volume of the hydro-alcoholic extract is then reduced by concentration under vacuum.
As the case may be, concentration under vacuum and packaging.
After 20 hours remove most of the methanol by concentration under vacuum.
The dyestuff can be isolated by concentration under vacuum or by precipitation in aceton / alcohol.
See also
concentration under reduced
concentration under reduced pressure
concentration unit
concentration used
concentration under reduced pressure
concentration unit
concentration used
The excess of oxalyl chloride and 1,2-dichloroethane were removed by concentration under vacuum.
Concentration under vacuum to remove solvent gave the product as a light brown solid . Example 22.
The organic layer is combined, dried, and concentration under vacuum.
Concentration under vacuum yielded 550 mg of clear oil.
The organic phases were then dried over Na2SO4, and concentration under vacuum.
Concentration under vacuum provided crude 58, quantitatively, as an off white solid.
The combined organic phases were washed 1x with 50 mL of H2O prior to concentration under vacuum.
Concentration under vacuum provided an aqueous solution which was extracted with CH2Cl2 ( 15 mL ).
The oil obtained after concentration under vacuum was dissolved in 70 mL of hot 25 % EtOAc / hexane.
Step c, recovery and concentration under vacuum of the extracts obtained at a temperature not higher than 50-60°C.
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