Examples of 'curtius rearrangement' in a sentence
Meaning of "curtius rearrangement"
curtius rearrangement: Curtius rearrangement is a term used in organic chemistry to describe a specific chemical reaction involving the rearrangement of an acyl azide to an isocyanate. It is named after the German chemist Theodor Curtius who discovered this reaction in the late 19th century
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curtius rearrangement
The crude acylazides are heated to form a vinyl isocyanate vía a Curtius rearrangement.
The Curtius Rearrangement is the thermal decomposition of carboxylic azides to produce an isocyanate.
The Bergmann degradation makes use of the azide degradation described by the Curtius rearrangement.
The comprehensive general view of the Curtius rearrangement reaction is found in Chem.
The Curtius rearrangement can be effected using the conditions described under process E.
In step four, the crude acylazides are heated to form an isocyanate vía a Curtius rearrangement.
Curtius rearrangement Edman degradation.
In certain embodiments, the Curtius rearrangement is performed with an azide compound.
This synthetic intermediate can be transformed into amphetamine using either a Hofmann or Curtius rearrangement method 4.
Curtius rearrangement of CXXVIII affords another route to the 2-aminopyrrole CXXVI.
The amine can be prepared from carboxylic acid 10a utilizing the Curtius rearrangement or a variant thereof J.
Curtius rearrangement of CXXXIII affords another route to the 2-aminofurans CXXXI.
Acid 7 is elaborated into amine 8 vía a Curtius rearrangement.
Curtius rearrangement of CXLI affords another route to the 2-aminothiophenes CXXXVI.
This conversion is accomplished by methods well known in the art, e . g., Curtius rearrangement.
See also
Subsequent Curtius rearrangement using diphenylphosphoryl azide in t-butanol affords BOC protected amine LXV.
In certain embodiments, the carboxyl-to-amino conversion is performed vía the Curtius rearrangement.
Curtius rearrangement yields the enecarbamate 11.
Further oxidation with sodium chlorite followed by a Curtius rearrangement gives access to the protected amine 104.
Curtius rearrangement in the presence of an appropriate alcohol affords the carbamate ( 88 ).
Synthesis 2-heteroarylethylamines using a Curtius rearrangement.
Curtius rearrangement of 55, followed by hydrolysis of the intermediate isocyanate affords a primary amine of formula 56.
Upon heating in toluene an azide ( X ) undergoes a Curtius rearrangement.
The Curtius rearrangement of step ( 1 ) is a reaction well-known to the person skilled in the art.
Saponification leads to carboxylic acid ( X ), and subsequent Curtius rearrangement leads to the aminopyrazole ( III ).
Curtius rearrangement using diphenylphosphoryl azide in the presence of benzyl alcohol gave Cbz protected ß-aminoacid 80.
Compound ( 2-3 ) can then undergo a Curtius rearrangement in refluxing solvents such as dioxane or toluene.
Curtius rearrangement and deprotection would give cyclopropylamine ( 23 ).
Aminopyrazoles of type ( III ) can be prepared vía a Curtius rearrangement as well ( Scheme 3 ).
Additionally, the Curtius rearrangement may be employed to give the compound of formula I ( r ).
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Examples of using Curtius
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Her mother worked as a housekeeper for Curtius
Curtius likely adorned the story with fictitious circumstances
Examples of using Rearrangement
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Rearrangement of the requirements on the certificate of approval
Pericyclic reactions are usually rearrangement or addition reactions
The rearrangement is widely used in organic synthesis
