Examples of 'acyl halide' in a sentence
Meaning of "acyl halide"
Acyl halide: A type of organic compound that contains a functional group derived from a carboxylic acid, characterized by a halogen atom bonded to the acyl group
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- Any organic compound containing an acyl functional group directly attached to a halogen.
How to use "acyl halide" in a sentence
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acyl halide
A preferred acyl halide is the acyl chloride.
Typically an alkylcarbonyl is introduced by reaction with an anhydride or an acyl halide.
The acyl halide can advantageously be prepared in situ.
One preferred polyfunctional acyl halide is trimesoyl chloride.
The acyl halide may be produced as described above.
By conversion to an acyl halide or anhydride.
The acyl halide may be acetyl chloride or isobutyryl chloride.
A molecule can have more than one acyl halide functional group.
The acyl halide may be dissolved in naphtha or a similar organic solvent.
The method of the present invention employs an acyl halide of of a haloisobutyric acid.
Acylation may be carried out by reaction with the appropriate acyl halide.
The most preferred acyl halide is methacryloyl chloride.
A suitable activating agent of the carboxyl group is for example acyl halide.
It is believed that such hydrolysis of acyl halide groups leads to compromised membrane performance.
The amine is coated on the support first followed by the acyl halide.
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The acyl halide intermediate is then converted to a diazoketone intermediate by reaction with diazomethane.
Process according to claim 8 wherein the acyl halide is acetyl halide.
Such acyl halide substrates are available from the corresponding acid vía conventional methods.
A typical procedure starts the transformation of 5 to its acyl halide derivative.
The aliphatic acyl halide or benzoyl halide is an iodide, a bromide, or preferably a chloride.
The method of claim 17 characterized in that said acyl halide is an acyl chloride.
The preferred polyfunctional acyl halide is trimesoyl halide or a functional equivalent, more preferably trimesoyl chloride.
For example, in certain embodiments of the invention, an acyl halide comprises a protected thiol.
The polyfunctional acyl halide is preferably coated from an organic-based solution including a non-polar solvent.
Under typical manufacturing conditions, such hydrolysis of acyl halide functional groups is substantially irreversible.
In general, the acid anhydride requires a longer reaction time than the acyl halide.
The acyl halide is then treated with hydrazine to form the carbohydrazide ( 2 ).
If a non-aqueous amine solution is used, an aqueous acyl halide solution may also be used.
For example, an acyl halide can react with, water, to form a carboxylic acid.
The preferred acylating agents include acyl anhydride, acyl halide and mixtures thereof.
In some embodiments, the acyl halide intermediate is an acyl chloride ( acid chloride ).
The method of claim 2 wherein the coating solution further comprises the polyfunctional acyl halide monomer.
A mixture of 4a and 4b is then treated with acyl halide to give a mixture of regioisomers 5a and 5b.
The term " acylating agent " refers to either an anhydride or an acyl halide.
The acyl halide coating solution including the acyl halide, solvent, additives, impurities, etc.
The method according to claim 1, wherein said acyl halide is trimesoyl chloride.
With an acyl halide derivative of formula ( XV ).
Alternatively, the alcohols may be esterified, as described above, with an acyl halide.
One preferred polyfunctional acyl halide is trimesoyl chloride ( TMC ).
Creatine fatty acid anhydrides are prepared by direct reaction of creatine with fatty acyl halide [ 9 ].
The acyl halide 50 is then coupled with the halide to afford compound II ′.
When R 0 represents an acyl radical, acylation with an acyl halide.
The acyl halide ( VII ) need not be isolated before reaction with the amine ( eg hexamethyleneimine ).
The resulting anion is treated with an appropriate acyl halide ( 1.1 equivlants ).
The acyl halide of formula ( III ) wherein X is Cl is most preferred.
The resulting anion is treated with an appropriate alkyl or acyl halide ( 1.1 equivalents ).
If an acyl halide is used, a further 1-2 molar equivalents of a base are also added.
The benzoic acid is converted to tert - butyl 2,3-dimethoxybenzoate through the acyl halide.
The alcohols ( F-20 ) may also be esterified with an acyl halide as hereinabove described.
The process as recited in Claim 14, wherein the a-halo acyl halide is a-chloroacetyl chloride.
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Examples of using Acyl
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