Organic Chemistry
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Draw the complete mechanism of Claisen condensation reaction of isopropyl acetate and ethyl formate.
Write the complete mechanism for the reaction given below.
Determine the product of the reaction below.
Draw the major product of the reaction below.
Determine the major product of the reaction given below.
Propose the synthesis of the following compound using the starting material provided and any other reagents required.
Determine which of the esters shown below can go through Claisen condensation.
Determine the product formed in the crossed Claisen condensation reaction of the given molecules.
Determine the products formed in the Claisen condensation reaction of the given molecules.
Determine the final products formed in the self condensation reaction of the ester.
The following β-keto ester is synthesized through Claisen Condensation. Determine the structure of the ester(s) needed to produce this compound.
Determine which of the following compounds is a result of Dieckmann condensation, and then draw its appropriate starting diester.
How would you make the following compound using an aldol, Claisen, or another type of condensation?
Perkin condensation is quite similar to the aldol and Claisen condensations. Draw the structure of compounds formed when the product of the following Perkin condensation reaction is treated with water.
Propose the plausible products for the Claisen condensations given below.
Draw the plausible products for the Claisen condensation given below.
To avoid unwanted side reactions, methoxide is used as the base in the Claisen condensation reaction of methyl propionate. Show the plausible side reactions when (i) potassium ethoxide and (ii) potassium hydroxide are used as a base instead of methoxide.
Propose the plausible products for the following Claisen condensation reactions.
(i) ethyl butanoate + NaOCH2CH3
(i) methyl 2-cyclopentylacetate + NaOCH3
Generally, when esters with only one α-hydrogen undergo condensation, they give poor yields of products. Draw the plausible mechanism for the following Claisen condensation reaction and explain why the product produced in this reaction yields poorly.
For the crossed Claisen condensation of the following pairs of esters, predict the products and specify which pair of esters is a poor choice for this kind of reaction.