Examples of 'heptane' in a sentence
Meaning of "heptane"
heptane (noun) - a hydrocarbon with the chemical formula C7H16, which is a straight-chain alkane and one of the main components of gasoline. It is used as a fuel and a solvent
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- Any of the nine isomers of the saturated aliphatic hydrocarbon C₇H₁₆, obtained from petroleum, especially n-heptane (CH₃(CH₂)₅CH₃)
How to use "heptane" in a sentence
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heptane
It is heptane because we have all single bonds.
In one specific example heptane as solvent is used.
The heptane phase is concentrated at low pressure.
The weight of the heptane extract was recorded.
Heptane was added at boiling point of the mixture.
The paste obtained is crystallized from heptane.
Heptane was added until a precipitate started to form.
An organic solvent preferably used is heptane or hexane.
The heptane phase was cooled to room temperature.
The crude reaction product is crystallized in heptane.
Heptane is removed in the first overhead cut.
The three products were washed with heptane.
Heptane and ethylene carbonate or propylene carbonate.
The residue obtained is crystallized from heptane.
For heptane the reaction was zero order.
See also
The residue from evaporation is triturated in heptane.
Heptane was added and the insoluble was filtered.
The final product is purified by recrystallization in heptane.
Strip the heptane solution under vacuum.
The copolymer is then precipitated by dilution in heptane.
Heptane is the most preferred aliphatic hydrocarbon.
The desired compound was recrystallized from heptane.
Heptane precipitates asphaltenes from crude oil.
Suitable solvents include for example heptane.
Heptane was added until a persistent cloud was observed.
The solid obtained is washed with heptane.
Hexane and heptane are highly suitable.
The aqueous layer was extracted with heptane.
The preferred solvents are heptane and cyclohexane.
The resulting clear solution was precipitated in heptane.
For the present invention heptane is preferred.
The polymer is recovered by precipitation into heptane.
Cyclohexane or heptane are preferentially used as solvent.
The reaction solution was diluted with heptane.
Heptane was then added and the mixture was stirred.
The crude product was triturated with heptane.
They are washed with heptane and recrystallized in dichloromethane.
Wet the silica gel with heptane.
Heptane was added so that a solid precipitated.
Examples of suitable alkanes are heptane and hexane.
Heptane was added and removed in vacuo.
The residue was coevaporated once with heptane.
The heptane solution is concentrated in vacuo.
The preferred solvents are toluene and heptane.
Heptane was added to the solution until slightly cloudy.
The resulting enamine was crystallized from heptane.
Tributylamine and heptane as the solvent.
The heptane was then removed vía distillation at atmospheric pressure.
The residue was suspended in heptane and filtered.
Heptane was added dropwise until a white solid precipitated.
