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Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 3a. Predict the product Hz Pd OH HO
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 1a. Predict the product 1) KHMDS, -78 °C 2) Que H OCH, 3) H,0* (workup) 8
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 8a. Provide the starting compound. Intramolecular Diels-Alder 10
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 9a. Predict the product. No stereochemistry needs to be shown TsOH носн, + H₂O 8 9b. What is the expected stereochemical outcome? a single chiral compound a racemic mixture circle one: a pair of 2 diastereomers a mixture of 3 or more stereoisomers 6
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 15. The Robinson Annulation combines two reactions to form a cyclica.B-unsaturated ketone. Provide the dicarbonyl intermediate and the final product. You do not need to worry about stereochemistry 15a. Draw the expected intermediate son OH (solvent) 10 15b. Predict the product. 10
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 5. The nitroso group (NO) is a versatile functional group that activates benzene in electrophilic aromatic substitution reactions. For the follow reaction, draw the best structure for the intermediate and then provide the product as well. 5a. Draw the best structure of the expected intermediate....
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then...
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 13. The Colorado potato beetle is a worldwide pest. A male-produced aggression pheromone was identified and proved practical in pest management and organic farming. Complete the reaction scheme as requested in the pheromone synthesis. 13a. Provide the reagent(s). 13b. Provide the reagent(s). OH 8 5...
V. (20 points) Complete the reaction scheme. Complete structures are required; if a reagent has a...
V. (20 points) Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 5a. Predict the product. No stereochemistry needs to be shown 1) LDA (2 eq) H30+ Heat 3) H2O+ 5b. How many stereoisomers of the product would be formed? 5d. Predict the product. 5c. Predict the product. K2CO3 + CO2 + HOCH2CH3 5
(Matching) Complete the following reaction by selecting the most appropriate reagent or reagents for each missing...
(Matching) Complete the following reaction by selecting the most appropriate reagent or reagents for each missing step. 2CH.DE 3. EID 4m 5. HO Na SOC - IV Nathy FIOH EICH NaOH THE CH.CH VI VII VIH EX CH,BE XIV XV Give the most appropriate product(s) for the following reaction: (Select all that apply if multiple answers are correct) NH CHE W,80, NH NH NH NM 50 SO, 50 30. IV V VI NHE NH, SO, SOB SO, SOM х So,...
4. (2 points) For the following S2 reaction, (a) predict the product, including stereochemistry, and (b)...
4. (2 points) For the following S2 reaction, (a) predict the product, including stereochemistry, and (b) draw the 3D transition state structure leading to the S2 product (using lines, dashes, wedges, dotted lines for partial bonds, and any needed partial charges). (a) OTs кCN CH3 (b) Transition state structure 5. (3 points) Complete the following sequences by filling in missing reagents from the list provided. Sequential steps, if necessary, should be numbered. Он Reagent List: PCI3 pyridine НС PBr3 NaH...
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 3a. Predict the product Hz Pd OH HO
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 1a. Predict the product 1) KHMDS, -78 °C 2) Que H OCH, 3) H,0* (workup) 8
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 8a. Provide the starting compound. Intramolecular Diels-Alder 10
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 9a. Predict the product. No stereochemistry needs to be shown TsOH носн, + H₂O 8 9b. What is the expected stereochemical outcome? a single chiral compound a racemic mixture circle one: a pair of 2 diastereomers a mixture of 3 or more stereoisomers 6
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 15. The Robinson Annulation combines two reactions to form a cyclica.B-unsaturated ketone. Provide the dicarbonyl intermediate and the final product. You do not need to worry about stereochemistry 15a. Draw the expected intermediate son OH (solvent) 10 15b. Predict the product. 10
Complete the reaction scheme. Complete structures are required; If a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 5. The nitroso group (NO) is a versatile functional group that activates benzene in electrophilic aromatic substitution reactions. For the follow reaction, draw the best structure for the intermediate and then provide the product as well. 5a. Draw the best structure of the expected intermediate....
Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 13. The Colorado potato beetle is a worldwide pest. A male-produced aggression pheromone was identified and proved practical in pest management and organic farming. Complete the reaction scheme as requested in the pheromone synthesis. 13a. Provide the reagent(s). 13b. Provide the reagent(s). OH 8 5...
V. (20 points) Complete the reaction scheme. Complete structures are required; if a reagent has a common abbreviation, then the abbreviation can be used but must be completely correct. Sequential steps should be numbered. Include stereochemistry as appropriate. 5a. Predict the product. No stereochemistry needs to be shown 1) LDA (2 eq) H30+ Heat 3) H2O+ 5b. How many stereoisomers of the product would be formed? 5d. Predict the product. 5c. Predict the product. K2CO3 + CO2 + HOCH2CH3 5
(Matching) Complete the following reaction by selecting the most appropriate reagent or reagents for each missing step. 2CH.DE 3. EID 4m 5. HO Na SOC - IV Nathy FIOH EICH NaOH THE CH.CH VI VII VIH EX CH,BE XIV XV Give the most appropriate product(s) for the following reaction: (Select all that apply if multiple answers are correct) NH CHE W,80, NH NH NH NM 50 SO, 50 30. IV V VI NHE NH, SO, SOB SO, SOM х So,...
4. (2 points) For the following S2 reaction, (a) predict the product, including stereochemistry, and (b) draw the 3D transition state structure leading to the S2 product (using lines, dashes, wedges, dotted lines for partial bonds, and any needed partial charges). (a) OTs кCN CH3 (b) Transition state structure 5. (3 points) Complete the following sequences by filling in missing reagents from the list provided. Sequential steps, if necessary, should be numbered. Он Reagent List: PCI3 pyridine НС PBr3 NaH...
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