Examples of 'enamine' in a sentence
Meaning of "enamine"
Enamine is a chemical compound containing a double bond between a carbon and a nitrogen atom
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- Any of a class of unsaturated nitrogen compounds, having the general formula R₂C=C(R)-NR₂, prepared by the condensation reaction of an aldehyde or ketone with an secondary amine; they are the tautomeric forms of imines.
How to use "enamine" in a sentence
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enamine
The intermediate enamine is collected and dried.
An amino group could be masked as an enamine.
The resulting enamine was crystallized from heptane.
In the process large amounts of enamine are produced.
This enamine was used directly in the next step.
It also forms an enamine with pyrolidine.
The enamine is stable to hydrolysis.
The general structure of an enamine.
The rate of enamine formation increases with temperature.
Sufficient surfactant should be added to stabilize the enamine polymer.
The enamine is usually prepared by reaction of a secondary amine with an aldehyde.
This example illustrates the hydrolysis of the enamine to the aldehyde.
Enamine is formed between ketone and secondary amine in the presence of acid catalyst.
To this solution is added dropwise cyclopropylamine to prepare the enamine compound.
Subsequent acid hydrolysis of the enamine gives the aldehyde product.
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Proline enters a catalytic cycle by reacting with the aldehyde to form an enamine.
The stork enamine reaction can be performed using enamines and conjugated carbonyls.
Preparation of coreactive waterborne particle containing acetoacetoxy and enamine functionality.
The desired enamine intermediate formed upon cooling and is filtered and collected.
Preparation of coreactive waterbome particle containing acetoacetoxy and enamine functionality.
The completion of the cleavage of the enamine protecting group is followed by HPLC.
It is classified as an enamine.
Enamines derived from piperidine can be used in the Stork enamine alkylation reaction.
After refluxing over night the mixture was concentrated to provide the enamine.
This will make the reaction between the enamine and the aldehyde possible.
The compounds are prepared by the hydride reduction of an appropriate steroidal imine or enamine.
Alternatively same product can be achieved using the method of enamine acylation of carbonyl compounds.
A critical parameter for the selection of the solvent is the stability of the starting enamine.
The completion of the hydrolysis of the enamine protecting group is followed by HPLC.
Transesterification to the butyl ester along with removal of ethanol occurred concomitantly with enamine formation.
Asymmetric Hydrogenation of Enamine substrate a entry metal and ligand.
A proper attack geometry is attained by simple rotation of both enamine and aldehyde faces.
Treating an enamine of a compound represented by the formula,.
The LOF group is an acetoacetyl moiety or enamine moiety.
Enamine beta-carboxylate groups of the formula.
The LOF group may also preferably be an acetoacetyl moiety or enamine moiety.
Hydrolysis of the enamine function then affords mibolerone 6.
The DABCO addition gave an immediate precipitate and slowly resulted in elimination to the enamine.
Under these conditions, the enamine is formed.
The enamine can be readily transformed into compound 3.
Reaction of XLII with an alkynone affords the enamine LXXXIII.
This enamine may be assumed to be in tautomeric equilibrium with imine 4.
Reaction of XLII with methyl propiolate affords the enamine LXXX.
The enamine eliminates sodium bisulfite with formation of naphthylamine 6.
CD and ORD studies provided data consistent with a fairly rigid enamine structure.
The enamine beta-carboxylate groups need not be preformed.
Reacting compound q1 with an aniline reagent to yield aniline enamine compound r.
An enamine is a cousin of an enone, with the carbonyl replaced by an amine group.
At least one imine and / or enamine containing compounds are most preferred.
Reaction of the enolate with gaseous haloalkylnitrile yields the enamine 2.
