Examples of 'grignard reagents' in a sentence
Meaning of "grignard reagents"
Grignard reagents are a class of organometallic compounds that are widely used in organic synthesis. They are formed by reacting an alkyl or aryl halide with magnesium metal. Grignard reagents are known for their ability to react with a wide range of functional groups, making them valuable tools in the construction of complex organic molecules.
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- plural of Grignard reagent
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grignard reagents
Grignard reagents add to the carbonyl center.
The preparation of Grignard reagents is well known.
Grignard reagents are very useful in organic synthesis.
Such reagents are also known as Grignard reagents.
Grignard reagents and alkyllithium reagents are preferred.
Examples of nucleophiles are Grignard reagents and organolithium reagents.
Grignard reagents are notorious for having induction periods.
They are commonly found as Grignard reagents.
Grignard reagents may be similarly titrated.
Magnesium similarly metalates organohalides to give Grignard reagents.
Grignard reagents are very reactive.
This can be accomplished by using different Grignard reagents.
Grignard reagents add to propylene oxide to give secondary alcohols.
Carboxylic acids react with Grignard reagents and organolithiums to form ketones.
Grignard reagents and their formation are well known in the art.
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Nucleophilic sources of alkyl ligands include Grignard reagents and organolithium compounds.
Grignard reagents react with carbonyl groups to secondary and tertiary alcohols.
Organolead compounds can be derived from Grignard reagents and lead chloride.
Grignard reagents would yield magnesium derivatives which would be another alternative.
Typically the reaction to form Grignard reagents involves the use of magnesium ribbon.
Grignard reagents and organolithium compounds react with MeCHO to give hydroxyethyl derivatives.
They can be made by the reaction of alkenyl lithium and Grignard reagents with chlorosilanes.
The preferred Grignard reagents are the magnesium bromides.
Compounds with substitution on the aryl ring are prepared analogously from substituted Grignard reagents.
Examples of Grignard reagents are phenylmagnesium bromide and ethylmagnesium bromide.
Examples of the preferred bases include alkylmagnesium halides known as Grignard reagents and halomagnesium alkoxides.
The addition of Grignard reagents to dibenzoylmethane and acetylacetone has been reinvestigated.
Phosphorus halides undergo Nucleophilic displacement by organometallic reagents such as Grignard reagents.
Reaction of lithium or Grignard reagents with trialkyl borates generates boronates.
Since then, organolithium reagents have overtaken Grignard reagents in usage.
Any known Grignard reagents can be used in the present invention.
Preparation of Grignard reagents.
The Grignard reagents can also be used to prepare a polymeric base.
Vinylation of Grignard reagents.
Typical Grignard reagents used include methyl magnesium bromide and ethyl magnesium bromide.
Hydride reagents, organocuprates, and Grignard reagents were generally ineffective.
Many Grignard reagents are commercially available.
In variations of the above procedure, alternate haloketones or Grignard reagents may be used.
The adducts behaved as Grignard reagents and were reactive with air and moisture.
Polar aprotic solvents are generally incompatible with strong bases, such as Grignard reagents or t-butyllithium.
These species form Grignard reagents that then can be treated with a variety of electrophiles.
For example, amides and carboxylic acids react with Grignard reagents to produce ketones.
The Faryl Grignard reagents can be formed by several routes.
In comparison to aryl chlorides and bromides, aryl fluorides form Grignard reagents only reluctantly.
Grignard Reagents are preferred.
The most common application of Grignard reagents is the alkylation of aldehydes and ketones, i . e.
Common organometallic species include, but are not limited to, alkyl lithium and Grignard reagents.
In certain embodiments, Grignard reagents or organolithium reagents may be employed as nucleophiles.
Alternatively, the unsaturated cyanoacetate can be reacted with Grignard reagents in the presence of CuCl.
Moreover, pure Grignard reagents are extremely reactive solid substances.
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Add reagents as specified by the method document
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Examples of using Grignard
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Grignard reagents add to the carbonyl center
Preferred methylating agents include methyl grignard and methyllithium
Grignard reagents are very useful in organic synthesis
