Examples of 'diisopropylamide' in a sentence
Meaning of "diisopropylamide"
Diisopropylamide is a chemical compound, commonly used in scientific or chemical contexts
How to use "diisopropylamide" in a sentence
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diisopropylamide
A is then preferably diisopropylamide and dimethylamide.
A preferred example of a base used herein is lithium diisopropylamide.
The use of lithium diisopropylamide or lithium bistrimethylsilylamide as the base gives good results.
Suitable bases include lithium diisopropylamide.
Particularly, lithium diisopropylamide or lithium hexamethyldisilazane is preferable.
Suitable bases include triethylamine and lithium diisopropylamide.
Other strong bases can include lithium diisopropylamide and lithium or sodium bistrimethylsilylamide.
This has largely been superseded by bases such as lithium diisopropylamide.
Lithium diisopropylamide and alkali metals e . g.
Suitable bases that may be used include lithium diisopropylamide.
Lithium diisopropylamide in an organic solvent e . g.
Particularly preferred are magnesium amides such as chloromagnesium diisopropylamide etc.
When lithium diisopropylamide is used in tetrahydrofuran, fine results are often obtained.
A preferred strong base for the deprotonation reaction is lithium diisopropylamide.
When dissociated, the diisopropylamide anion can become protonated to form diisopropylamine.
See also
Preferred is lithium diisopropylamide.
In this publication, lithium diisopropylamide obtained from n-butyllithium and diisopropylamine is used as a base.
Suitable strong bases include alkyl lithiums such as butyl lithium or lithium diisopropylamide.
Examples of suitable base reagents include lithium diisopropylamide or lithium hexamethyldisilazide.
The base may be suitably selected from an organic lithium compound such as lithium diisopropylamide.
Metal amide bases, such as lithium diisopropylamide are preferred.
Preference is given to using potassium tert-butoxide, sodium hydride or lithium diisopropylamide.
Preferably, the alkali metal base used is lithium diisopropylamide or sodium hexamethyldisilazane.
Suitable bases include sodium hydride, potassium t-butoxide and lithium diisopropylamide.
Especially, sodium hydroxide, potassium hydroxide, lithium diisopropylamide or lithium hexamethyldisilylamide is cited as a preferable example.
Typically enolates are generated from using lithium diisopropylamide IDA.
Lithium diisopropylamide and lithium bis ( trimethylsilyl ) amide are preferred bases for this process.
The diketone is then methylated by treatment with lithium diisopropylamide and methyl iodide.
The final lithium diisopropylamide product contained solids and was very, very viscous like a glass.
Deprotonation of DMSO requires strong bases like lithium diisopropylamide and sodium hydride.
Deprotonation with lithium diisopropylamide followed by alkylation with bromide 14 gives a compound of formula 15.
IDA refers to lithium diisopropylamide.
Bases such as lithium diisopropylamide, lithium bis ( trimethylsilyl ) amide, sodium diisopropylamide may be used.
Of these, a particularly preferable base is lithium diisopropylamide.
Lithium diisopropylamide ( commonly abbreviated IDA ) is a chemical compound with the molecular formula 2NLi.
The base is preferably inorganic such as NaH, lithium diisopropylamide or sodium.
Examples of suitable bases are lithium diisopropylamide ( IDA ), lithium hexamethyldisilylamide ( LiHMDS ) and the like.
Preferred organo-alkali metal bases are butyllithium and lithium diisopropylamide.
Common lithium amides include lithium diisopropylamide ( IDA ), lithium tetramethylpiperidide ( LiTMP ), and lithium hexamethyldisilazide LiHMDS.
The process of claim 7, wherein the organolithium base is lithium diisopropylamide.
Lithium diisopropylamide in a reaction-inert solvent, e . g.
The following results were obtained using lithium diisopropylamide ( LiDA ) as lithiation agent.
Preferred bases are halomagnesium dialkylamides, and particularly preferred base is chloromagnesium diisopropylamide.
Examples of strong bases suitable for this reaction are lithium diisopropylamide ( IDA ) and lithium hexamethyldisilazane.
Alternatively, lithium hexamethyl disilazide may be employed as the base in place of lithium diisopropylamide.
The method as claimed in claim 5, wherein the base is lithium diisopropylamide or lithium bis ( trimethylsilyl ) amide.
A solution ofN-protected morpholinone is treated with a strong base such as lithium diisopropylamide.
Of lithium diisopropylamide in 100 ml tetrahydrofuran.
According to a particularly preferred solution, lithium diisopropylamide is used as the strong base.
Representative bases include n-butyllithium, tert-butyllithium, lithium hexamethyldisilazide, and lithium diisopropylamide.
