Examples of 'boron trifluoride etherate' in a sentence
Meaning of "boron trifluoride etherate"
boron trifluoride etherate - This is a chemical compound used in various organic synthesis reactions, particularly as a Lewis acid catalyst
How to use "boron trifluoride etherate" in a sentence
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boron trifluoride etherate
Boron trifluoride etherate was of redistilled grade.
Borane in tetrahydrofuran or a mixture of sodium borohydride and boron trifluoride etherate.
Boron trifluoride etherate and zinc iodide are preferred.
The cyclisation may be effected in the presence of boron trifluoride etherate.
Boron trifluoride etherate is dropped into the solution to thereby obtain a mixture.
A preferred Lewis acid is boron trifluoride etherate.
Additional boron trifluoride etherate and triethylsilane may be added to complete the reduction.
An example of a suitable Lewis acid is boron trifluoride etherate.
Then boron trifluoride etherate is added and the solvent is distilled off under vacuum.
The preferred Lewis acid is boron trifluoride etherate complex.
Glycosyl trichloroacetimidates can use Lewis acids such as trimethylsilyl trifluoromethanesulfonate or boron trifluoride etherate.
After this, some drops of boron trifluoride etherate were added.
Suitable acids include sulfuric acid or a suitable Lewis acid such as boron trifluoride etherate.
Preferably, it is boron trifluoride etherate.
Suitable strong acids include trichloroacetic acid, trifluoroacetic acid or boron trifluoride etherate.
See also
In step 6 compound g is treated with boron trifluoride etherate to give butenyl compound r.
Suitable Lewis Acids may include aluminum chloride, zinc chloride or boron trifluoride etherate.
Then 0.2 ml boron trifluoride etherate were added and the solvent was distilled off under vacuum.
In preferred embodiments, the Lewis acid is boron trifluoride etherate.
Boron trifluoride etherate was added at a rate so that the internal temperature did not exceed 20°C.
In a preferred embodiment, the Lewis acid is boron trifluoride etherate.
Useful Lewis acids include, e.g., boron trifluoride etherate and aluminum chloride.
The trimethylsilyl ether 10 was coupled to the trichloroacetamidate 9 ( 13 ) in the presence of boron trifluoride etherate.
In another preferred embodiment, the Lewis acid is boron trifluoride etherate.
The process of claim 1 wherein said Lewis acid is boron trifluoride etherate.
Examples of Lewis acids include trimethylsilylbromide, boron trifluoride etherate and the like.
Step 2 requires the reagents sodium borohydride, boron trifluoride etherate and THF.
This was followed by dropwise addition of 1.4 g of boron trifluoride etherate.
This was followed by dropwise addition of 3.0 ml of boron trifluoride etherate.
Reaction of enol phenylthioether on vinyl beta-ionol in the presence of boron trifluoride etherate STR24.
After a further 24 hours at 40 ° C., the same proportions of water and boron trifluoride etherate are added.
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Examples of using Boron
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Boron can be highly toxic to some plants
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