Examples of 'organolithium' in a sentence
Meaning of "organolithium"
Organolithium refers to a class of organometallic compounds containing carbon-lithium bonds. These compounds are highly reactive and are used in various chemical reactions, particularly in organic synthesis to introduce carbon atoms into molecules
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- Describing any organic compound containing a carbon to lithium bond.
- Any organic compound containing a carbon to lithium bond.
How to use "organolithium" in a sentence
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organolithium
Said organometallic compound is preferably an organolithium compound.
Organolithium reagents can also be prepared in the laboratory.
Exemplary anionic initiators include organolithium compounds.
Phenyllithium is an organolithium compound that forms monoclinic crystals.
The tendency to aggregate is common for organolithium compounds.
Organolithium polymerization initiators are also known in the art.
The presently most preferred organolithium is butyllithium.
Organolithium compounds are widely used to initiate such polymerizations.
Deprotonation of dimethylamine can be effected with organolithium compounds.
Organolithium compounds are normally the most preferred initiators.
Polymerization is started by adding an organolithium compound to the polymerization medium.
The organolithium initiator can also be a functionalized compound.
A particular example is when the organolithium is generated from chloroiodomethane.
These organolithium compounds can be used individually or in combination.
Below are some common methods for preparing organolithium reagents.
See also
Organolithium compounds are prepared from lithium metal and alkyl halides.
Theoretical studies in organolithium chemistry.
Preferably the organolithium base is an organolithium compound or a lithium organic salt.
Suitable bases include alkali metal hydroxides or an organolithium compound.
Carbon nucleophiles such as organolithium reagents and organocuprates are also effective.
This reaction is the most widely employed reaction of organolithium compounds.
Copper halides react with organolithium reagents to give organocopper compounds.
The lithium catalysts which can be used are typically organolithium compounds.
A third method to prepare organolithium reagents is through lithium halogen exchange.
Organolithium reagents are often used to prepare other organometallic compounds by transmetalation.
Formation of organolithium reagents.
The organolithium compounds which can be utilized are normally organomonolithium compounds.
Use will preferably be made of a hydrocarbon organolithium initiator not comprising a heteroatom.
These organolithium initiators may be used alone or in a combination of two or more.
To this solution is then added an organolithium catalyst in the same or a similar solvent.
Examples of the initiator for use in the polymerization include organolithium compounds.
To this solution is then added an organolithium reagent in the same or a similar solvent.
So fluorine is the best leaving group for the substitution with organolithium compounds.
Grignard reagents and organolithium compounds react with MeCHO to give hydroxyethyl derivatives.
Arylboronic acids and esters are generally prepared by borylation of aromatic organomagnesium or organolithium derivatives.
Organolithium reagents are known in which there is a direct bond between carbon and lithium atoms.
The initiators are preferably the reaction product of an organolithium compound and a phenylamine compound.
The amount of organolithium compound and dihalomethane used in the invention is not particularly critical.
This patent discloses a process for producing such polymers using an organolithium catalyst.
The organolithium compound which can be utilized includes organomonolithium compounds and órgano multifunctional lithium compounds.
The polymerizations used in synthesizing the rubbery polymers of the present invention are organolithium compounds.
Reacting the aldehyde with a Grignard reagent or organolithium reagent formed with to form the alcohol.
The organolithium compound may comprise n-butyllithium.
Examples of nucleophiles are Grignard reagents and organolithium reagents.
The C-Li bond in organolithium reagents is highly polarized.
Nucleophilic sources of alkyl ligands include Grignard reagents and organolithium compounds.
Of these, the organolithium initiators are particularly preferred.
The SIBR of this invention is prepared by solution polymerizations utilizing an organolithium initiator.
The preferred organolithium initiator is n-butyl lithium.
The SBR of this invention is prepared by solution polymerizations utilizing an organolithium initiator.
