Examples of 'vigreux column' in a sentence
Meaning of "vigreux column"
Vigreux column: A type of fractionating column used in distillation processes to separate mixtures of liquids into their individual components based on their boiling points and vapor pressures
How to use "vigreux column" in a sentence
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vigreux column
The product was purified by distillation under vacuum using a short vigreux column.
This is the rationale for a Vigreux column or a packed fractionating column.
The crude product was then distilled using a distillation head and vigreux column.
Cool and remove the Vigreux column and install a short path distillation head.
The residue is distilled over a Vigreux column.
We thus used a Vigreux column ( Figure 3 ) to selectively distill the methyl salicylate.
The crude product is then distilled on a Vigreux column.
The flask is then fitted with a short Vigreux column and a bubbler to monitor gas evolution.
The distillate was then distilled through a Vigreux column.
When the reaction is finished, the Vigreux column is rinsed with dichloromethane.
This solution was subjected to a distillation at atmospheric pressure using a Vigreux column.
The hexane was distilled through a short Vigreux column leaving 19 g of crude n-heptylamine.
The butyryl chloride obtained is separated off by distillation using a Vigreux column.
After 810 minutes, the vigreux column was removed and heating was continued.
The medium is subsequently distilled under reduced pressure using a Vigreux column.
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A short ( about 12 " ) Vigreux column was used to stop entrainment of the solvent.
The reaction mixture was heated overnight on a steam bath with a Vigreux column.
The latter was distilled firstly on a Vigreux column to give 17 g of 3-hexylpyridine B. p.
Four product fractions were collected by slow vacuum distillation using a Vigreux column.
This mixture was subjected to distillation in a Vigreux column 1 m in height.
The resulting clear solution was heated to distill off the desired diisopropoxymethylborane through a Vigreux column.
After this time the reflux condenser was replaced with a Vigreux column ( 30 cm ) and distillation apparatus.
The solvents were removed by distillation under atmospheric pressure using a 15 cm Vigreux column.
The filtrate was distilled using a 5 cm Vigreux column.
This material was distilled at reduced pressure through an 8 inch vigreux column.
Condensates were concentrated to 3 mL on a Vigreux column.
The crude product was purified by vacuum distillation through a 12-inch vigreux column.
The concentrate was distilled using a 10 cm Vigreux column.
The crude product was purified by distillation on a 20 cm Vigreux column.
The residue was purified by distillation over a 20 cm Vigreux column b . p.
The crude product thus obtained was distilled on a 12 cm Vigreux column.
This liquid was vacuum fractional distilled through a 15 cm Vigreux column.
During this period, volatile materials were collected through a 10 cm Vigreux column.
The clear oil was distilled at reduced pressure through a 15 cm Vigreux column.
Purification was accomplished by vacuum distillation ( 10 mm Hg ) using a vigreux column.
The mixture was distilled over a small Vigreux column ( 10 cm ).
Additional methanol ( 200 mL ) is added, and the solution distilled through a Vigreux column at atmospheric pressure.
Starting materials were removed by vacuum distillation using a Vigreux column at 170°C.
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