Identify the reagents that can be used to produce each of the following compounds via an aldol reaction. Show mechanisms and charges.
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Identify the reagents that can be used to produce each of the following compounds via an aldol reaction. Show mechanisms and charges.
21.19 Identify reagents that can be used to produce each of the following compounds via an aldol reaction. OH OH OH (a) (b) (c) web wol (d) OH
6. Identify the aldehyde or ketone needed to make each of the following compounds via an aldol condensation. (a) CHO
3) Identify the reagents that you would use to produce the following compounds using a Claisen condensation. 4) For the following reaction, predict the major product and propose a mechanism for its formation. 3. Identify the reagents that you would use to produce the following compounds using a Claisen condensation. 4. For each of the following reactions, predict the major product and propose a mechanism for its formation. 1) LDA. 2) CHal
1. Some of the following compounds can be formed by aldol reactions. Identify these compounds and propose starting materials that can be used to form them. (2 points) ?? ?? ?? C. ?? ?? h. ??
22.30 Identify the reagents that you would use to produce each of the following compounds using a Claisen condensation: OEt OEt
bue May 10 Identify the reagents necessary to make each of the following compounds with an aldol condensation 2. The following sequence, beginning with a cyclic hemiacetal was part of a recent reported enantiospecific synthesis a powerful sex pheromone (currently used in pest management) of the mealy bug Pseudococcu viburni. a. Drow the structures of A and B. b. Describe in words how the cyclopentyl ring is closed during the coversion of compound B into compound C. Identify the reagents...
Draw the starting materials for the compound given below via directed aldol condensation reaction. Show the resonance structure for the following, α,β-unsaturated ketone. 1. Propose reagents or products as needed (you will need sets of reagents for arrows pointing left and 1 product for the right facing arrow). 2. H3C-SH HO
Provide the missing compounds and reagents in the reaction scheme below. With, what? An aldol condensation at the end? Need help on this last part...
1. Each of the following compounds can be prepared by a mixed aldol condensation reaction. Give the structures of the aldehyde and/or ketone precursors for each aldol product, identifying the electrophilic partner and nucleophilic partner. (6 Points) Electrophilic partner Nucleophilic partner Electrophilic partner Nucleophilic partner Electrophilic partner Nucleophilic partner
please show reaction arrow pushing mechanisms and products of each. each proceeds via SN1 reaction oH 7r+ AOH b) c) 7er t 1