Claisen rearrangement

In his honor, the reaction has been named the Claisen rearrangement.

This method was found to be more effective than thermal Claisen rearrangement.

The rate acceleration is found in certain Claisen rearrangements.

One experiment that it is used for is the Claisen rearrangement.

Isotopic labeling experiments have been carried out on the thermal Claisen rearrangement.

Allyloxyanthraquinones showed unusual behaviour during the Claisen rearrangement.

When the crossover experiment on the Claisen rearrangement is carried out only non-crossover products are observed.

For the Claisen rearrangement, labeling by addition of a single methyl group produces an under-labeled system.

Claisen rearrangement of chorismate to prephenate in almost all prototrophic organisms.

The mechanism for the transformation of chorismate to prephenate is formally a Claisen rearrangement.

This type of ketene-acetal Claisen rearrangement leads to products containing the aldol portion required.

These conditions result in methylenation of carbonyl groups and set the stage for operation of a Claisen rearrangement.

This substrate undergoes a thermal aliphatic Claisen rearrangement (4) to yield the product.

The aldehyde was obtained via Claisen rearrangement of 3-(vinyloxymethyl)furan.

It is synthesized by a [3,3]-sigmatropic Claisen rearrangement of chorismate.

The Claisen rearrangement of dihydropyranethylene forms the cis-distributed cyclohexene as a single isomer in 78% yield.

Key words: aluminum chloride, sequential Claisen rearrangement, hydroaryloxylation, furothiopyran, pyrimidine.

The second aromatic Claisen rearrangement step was also studied under thermal conditions to give mostly isomerized exocyclic compounds.

The Ireland-Claisen rearrangement is a type of Claisen rearrangement.

Chorismic acid is also unique among natural products since it is the only compound known to undergo an enzymatic Claisen rearrangement.

Discovered in 1912, the Claisen rearrangement is the first recorded example of a [3,3]-sigmatropic rearrangement.

The mechanism of the thermal Claisen rearrangement has been studied by crossover experiment and serves as an excellent example of how to apply this technique.

The presence of unsaturated carbonyl in compound 4 suggested the use of a Claisen rearrangement of 3,4-dihydro-2H-pyranylethylene.

Another widely studied [3, 3] sigmatropic rearrangement is the Claisen rearrangement.

In one study, seven-membered rings were constructed in a tandem 5-exo-dig addition reaction / Claisen rearrangement: