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- 2. Rank the following compounds in order of increasing stability. B D2. Consider the following reaction. MeOH CI b. Predict the stereochemistry of the final product(s). OMe a. Provide a reasonable arrow-pushing mechanism for the following reaction, showing all steps and balancing all charges. c. Label the electrophilic sites on the molecule and explain why only one of undergoes substitution.4. Write the two cyclized products that are obtained upon base catalyzed cyclizaion of A. A
- 1) Give the MAJOR organic product(s) of the reaction, and include all stereochemistry as appropriate. Identify any meso compounds if they are made. 2) Indicate whether a solution of the product(s) would be optically active OR not active and provide a simple reasoning to support your choice. A. B. C. D. E. 1. BH3. THF 2. NaOH/H₂O2 H₂ Pd/C HBr ROOR Br₂ hv H₂ Pd/C1.a. Give the product(s) of the reaction below. …...... D H₂, Pd/C Show stereochemistry. Give product(s) for this reaction. No mechanism is necessary. 1.b. Are there multiple products in 1.a.? Are there major and minor product(s)? Explain.Provide the product and mechanism for reactions a. And b. thank you so much! :)
- Draw the product formed when the following compound undergoes an electrocyclic reaction a. under thermal conditions. b. under photochemical conditions.Provide the major organic product of the following reaction. 1. (CH;CH2),NH. H* Ph 2. Na(CH;CO,);BHFriedel-Crafts alkylation of benzene with (2R)-2-chlorobutane and AICI, affords sec-butylbenzene. a. How many stereogenic centers are present in the product? b. Would you expect the product to exhibit optical activity? Explain, with reference to the mechanism.
- Draw the structure(s) of the major organic product(s) of the following reaction. H,C. 1. NaOCH3 / CH3OH 2. 1 eq. 2-bromo-2-methylpropane • You do not have to consider stereochemistry. • Omit products derived from the acidic or basic reagent itself, e.g. HN(i-Pr)2 derived from N(i-Pr)2. • If no reaction occurs, draw the organic starting material. • If substantial starting material is present at the end of the reaction, include it in the products. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. Separate structures with + signs from the drop-down menu.2.5 Pg. 1/4 Propose a mechanism that also explains the stereochemistry for the reaction in Question 2.5. Br KOH(aq) F1. Consider the following reaction. CI EtOH OEt a. Provide a reasonable arrow-pushing mechanism for the following reaction, showing all steps and balancing all charges. b. Predict the stereochemistry of the final product(s). c. Label the electrophilic sites on the molecule and explain why only one of them undergoes substitution.