Examples of 'heat to reflux' in a sentence
Meaning of "heat to reflux"
heat to reflux: The phrase 'heat to reflux' is a term used in chemistry, specifically in processes like distillation where a liquid is heated to its boiling point and the vapors are condensed and returned to the original vessel. This technique ensures that the reaction occurs at a constant temperature and helps in obtaining a pure product
How to use "heat to reflux" in a sentence
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heat to reflux
Heat to reflux with vigorous mechanical stirring.
Attach a reflux condensor and heat to reflux.
Stir and slowly heat to reflux under nitrogen.
Warm to ambient temperature and heat to reflux.
Heat to reflux under an inert atmosphere.
The mixture was heat to reflux overnight.
Heat to reflux and stir until a solution formed.
Allow to warm to ambient temperature and then heat to reflux.
Heat to reflux overnight.
Purge the mixture with nitrogen and heat to reflux under nitrogen atmosphere overnight.
Heat to reflux with azeotropic removal of water from the refluxate.
After the addition is complete, heat to reflux.
Heat to reflux and transfer to the vessel containing the above residue.
Under a nitrogen atmosphere, heat to reflux overnight.
Heat to reflux and remove the distillate to remove most of the residual tetrahydrofuran.
See also
After addition, heat to reflux the reaction mixture.
Heat to reflux for 1 hour after the addition is complete.
The mixture was heat to reflux under argon for 7 h.
Heat to reflux for 2 hour and then cool to room temperature.
Occasionally, it is necessary to heat to reflux for several hours.
Heat to reflux drying the refluxate by the use of a Dean-Stark trap.
Attach a reflux condenser then heat to reflux for 2 h.
Heat to reflux with azeotropic removal of water from the refluxate using a Dean-Stark trap.
Add molecular sieves and heat to reflux and stir for 4h.
Heat to reflux and stirred for 3 hours.
Concentrate the reaction, dissolve the residue in methanol and heat to reflux for 2 h.
Stir and heat to reflux for 2 hours.
Allow the reaction to warm to ambient temperature and then heat to reflux for 18 hours.
Heat to reflux and stir at reflux for 48 hours.
After 4 hours, add dimethylsulfate and heat to reflux.
And heat to reflux for 1 hour.
When the addition is complete, heat to reflux within 1 hour.
Heat to reflux for 3 hours.
Fit the flask with a Dean-Stark trap and heat to reflux for 7 h.
Heat to reflux and allow to stir at reflux for 48 hours.
Stir the mixture at room temperature for 2 h and heat to reflux for 15 min.
Heat to reflux over a period of 1 hour ( h ), collecting water in an azeotrope with the toluene.
Stir the solution at ambient temperature for 30 minutes, then heat to reflux for 4 hours.
Add 40 mg of Raney nickel and heat to reflux under hydrogen atmosphere overnight.
Heat to reflux and stir for 16 h.
Attach a reflux condenser and heat to reflux for 2.5 hours.
Heat to reflux for 1.5 hours, cool to room temperature and pour into a mixture of water.
Again, heat to reflux.
Warm the mixture to ambient temperature, stir for 1 hour then heat to reflux for 1.5 hours.
In absolute ethanol ( 350 mL ) and heat to reflux for 3 hours while stirring under a nitrogen atmosphere.
Heat to reflux on a steam bath until dissolution and cool to -10°C.
Add 3 g anhydrous sodium sulphate, and heat to reflux of the solvent, under stirring, for 4 hours.
Heat to reflux and add 63 ml of a borane-dimethyl sulphide complex in solution ( 2N ) in tetrahydrofuran.
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