(a)
Interpretation: The Wittig reagent and carbonyl compound that are needed to prepare the given
Concept introduction: One should follow the two steps retrosynthesis to find out the starting materials that are needed to prepare the given alkene. The first step is cleaving of
(b)
Interpretation: The Wittig reagent and carbonyl compound that are needed to prepare the given alkene are to be predicted, and the preferred route is to be identified, if any.
Concept introduction: One should follow the two steps retrosynthesis to find out the starting materials that are needed to prepare the given alkene. The first step is cleaving of
(c)
Interpretation: The Wittig reagent and carbonyl compound that are needed to prepare the given alkene are to be predicted, and the preferred route is to be identified, if any.
Concept introduction: One should follow the two steps retrosynthesis to find out the starting materials that are needed to prepare the given alkene. The first step is cleaving of
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Chapter 18 Solutions
ORGANIC CHEMISTRY BOOK& SG/SM
- What Wittig reagent and carbonyl compound are needed to prepare each alkene? When two routes are possible, indicate which route, if any, is preferred.arrow_forwardDraw the products formed when each diene is treated with one equivalent of HCI. a. b. d.arrow_forwardWhich compound in each pair has the higher boiling point? Он a. or b. or A.arrow_forward
- Draw a stepwise mechanism for the sulfonation of an alkyl benzene such as A to form a substituted benzenesulfonic acid B. Treatment of B with base forms a sodium salt C that can be used as a synthetic detergent to clean away dirtarrow_forwardCompound that is most easily hydrolyzed by acid in water `NH A. В. F C. D.arrow_forwardDraw a stepwise mechanism for the following reaction that forms ether D. D can be converted to the antidepressant uoxetine (trade name Prozac) in a single step.arrow_forward
- identify the reagents needed to come up with the compounds given. a. b. c. d. e. f. g. h. i.arrow_forwardDraw a stepwise mechanism for the following reaction that forms ether D. D can be converted to the antidepressant fluoxetine (trade name Prozac) in a single step.arrow_forwardLabel each compound as aromatic, antiaromatic, or not aromatic. Assume all completely conjugated rings are planar. Å a. b. C. d.arrow_forward
- Draw a stepwise mechanism for the sulfonation of an alkyl benzene such as A to form asubstituted benzenesulfonic acid B. Treatment of B with base forms a sodium salt C that canbe used as a synthetic detergent to clean away dirt.arrow_forward2. How many different ß-hydroxyaldehydes and ß-hydroxyketones, including constitutional isomers and stereoisomers, are formed upon treatment of a mixture of acetone and benzaldehyde with base? a. b. 2 c. 3 d. 4arrow_forwardDraw a stepwise mechanism for the attached reaction that forms ether D. D can be converted to the antidepressant fluoxetine (trade name Prozac) in a single steparrow_forward
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