Examples of 'heptanes' in a sentence
Meaning of "heptanes"
heptanes (noun) - a group of hydrocarbons with seven carbon atoms in each molecule, often used as solvents
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- plural of heptane
How to use "heptanes" in a sentence
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heptanes
The dry product was recrystallized from heptanes.
The oil and heptanes layers were separated by decantation.
The residue was dissolved in heptanes and filtered.
A ratio of heptanes to organic matter of ca.
The material was recrystallized from isopropanol and heptanes.
The crude residue was diluted with heptanes and the solids filtered to remove triphenylphosphine oxide.
Some typical surface solvents are isopropyl alcohol and heptanes.
The resulting brown solid was slurried with heptanes and filtered through a pad of Celite.
Ether was added and the product was coprecipitated with heptanes.
Heptanes was added, and the resulting mixture was concentrated to yield a residue.
The resulting solid was chased with heptanes and methanol.
Then heptanes are added to reach a ratio of toluene / heptanes of 4 to 1.
The title compound was purified by trituration of the crude product with heptanes.
The DCM-phase was evaporated and heptanes were added into the residue.
The orange filter cake residue was washed several times with water followed by heptanes.
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Then 70 ml heptanes fraction are added and the precipitate is filtered.
The cargo vapors contain a mix of fractions from methane to the heavier pentanes and heptanes.
Pentanes, hexanes, and heptanes are preferred as diluents, especially hexane.
Each aqueous phase was re-extracted with heptanes.
The mixture was diluted with heptanes ( 4x the reaction volume ).
The dispersion was washed three times with 5 mL heptanes.
The suspension was diluted with heptanes ( 30 mL ) and allowed to cool.
When heptane is used as solvent, it is often used as a mixture of isomeric heptanes.
Then about 63 kg of heptanes is added.
Examples of alkane hydrocarbon include, but are not limited to, hexanes and heptanes.
The heptanes phase was evaporated and 39.6 g of the title compound was obtained.
Indeed, in some preferred embodiments the mild solvent comprises hexane or heptanes.
Heptanes ( 400 mL ) were charged and the solution was allowed to cool to ambient temperature.
Suitable examples include, but are not limited to are for example hexane, heptanes or isooctane.
Heptanes ( e.g., heptane, methylcyclohexane etc . ) are most preferable and heptane is especially preferable.
Most preferred solvents are selected from acetates, hexanes, heptanes and mixtures thereof.
The mixture was charged with heptanes ( 15.9 g ), the phases were separated and the aqueous phase discarded.
Stirring was continued for 1 hour before the solids were filtered and washed with heptanes.
A precipitation of the rapamycin 42-ester from ether, heptanes follows this trans-boronation.
The solution may contain straight chains ( n-heptane ), or a combination of straight and branched heptanes.
Heptanes were then added to the concentrated solution, and it was heated to about 80°C.
The process of Claim 2 wherein the reaction medium is heptanes.
Ultra-dry Low aromatic heptanes.
Useful anti-solvents include toluene, hexanes and heptanes.
To the resulting mixture was added heptanes ( 6 vol ).
The methylene chloride solution was concentrated and the residue was triturated with 591 g of heptanes.
The solids were filtered and rinsed with heptanes ( 2 x 2 vol ).
The reaction mixture was monitored for completion and then diluted with 100 mL of heptanes.
The reactor was placed under a nitrogen atmosphere and further heptanes ( 900 mL ) were added.
The resulting slurry was agitated at about 5 °C, then filtered and rinsed forward with heptanes.
After a total conversion was reached according to Method C, heptanes ( 54 g ) was charged.
Examples of aliphatic hydrocarbons ( i.e. alkanes ) include the hexanes and the heptanes.
The organic layer was concentrated in vacuo and chased with heptanes ( 100 mL ).
The oil was purified vía flash chromatography eluting with 100 % heptanes.
DCM was distilled out at 33°C under reduced pressure and 60 ml of heptanes was added.
