Which compound is a major product of the reaction sequence shown in the box? 1. EtO Na+ OEt 2. HСI, Н,О, сold (= neutralization of the reaction mixture) OEt A) B) EtO OEt EtO ОН OEt D) EtO HO HO. O A ов ос O D
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- PS6-5. Label each step of the mechanism as either a proton transfer (PT), nucleophilic attack (NA), loss of leaving group (LOLG), or carbocation rearrangement (CR). *O* :ÖH b. :ÖR HO. *O* LOH H₂O HO PS6-6. Label each step of the mechanism as either a proton transfer (PT), nucleophilic attack (NA), loss of leaving group (LOLG), or carbocation rearrangement (CR). Draw curved arrows for each step. H R OH -H₂O 'H H :ÖH مته مرة ÖR :ÖH s-settet H :ÖH :ÖH *O* 14-0-H Fön :ÖH24. Which product is formed by the reaction ? A) | B) || C) ||| D) IV Br ОН NaH Br ... هستم IVWhich of the following is the target product formed after the following sequential reactions? 1. NaOEt 2. CH,CH,Br `OEt 3. H30* / 1s1 |
- For the reaction sequence below, provide the correct reagents, intermediate or final product. Br You? Na enant.A H2N. Figure 9: Multi-step reaction sequence027 In Part 1 add the curved arrows to the nucleophilic acyl substitution reaction mechanism. In Part 2, answer the multiple-choice question about the reaction in Part 1. Part 1 4 See Periodic Table O See Hint :0: :Br: Add the missing curved arrow notation. S CI Br Part 2 Which statement is most correct regarding the equilibrium for the above reaction? Choose one: O The equilibrium favors the right (i.e., Kea > 1) because acetate is a better leaving group than bromide. O The equilibrium favors the right (i.e., Kea > 1) because bromide is a better leaving group than acetate. O The equilibrium favors the left (i.e., Keq« 1) because acetate is a better leaving group than bromide. O The equilibrium favors the left (i.e., Keg 1) because bromide is a better leaving group than acetate. +
- 6. Circle the product of the following reaction. 1. C=C-H 2. H2O НО Н H H3C . I H3C OH Н || Н сан Н Н.с о IV H Н7. For the following reaction, draw a complete reaction mechanism using curvy arrows being sure to show all important intermediates and the final product. Но. 1. LIAIH4 2. H20 HO Но HO.2. Fill in the missing reagent and/or product for each of the following reactions. 2 요 H OEt H. CHO ? C6H5CHO -OH, H₂O CN CN NaOEt, EtOH 1) NaOEt 2) H3O+ 1) NaOEt 2) H3O+ 1) NaOEt 2) H₂O H+, H₂O ? OEt
- Select the correct statement about the reaction below. CI НО -ОН O a. The reaction is called dehydrohalogenation reaction. O b. The mechanism of this reaction is SN1 O c. The nucleophile is weak nucleophile O d. The reaction is a one-step reaction. No carbocation intermediate is formed.What is(are) the major final product(s) formed during the following sequence of reactions? 01 11 V 1.0₂ 2. (CH₂)₂S C₂H₂O 2 identical molecules ||| =PPhy < IV орнаRank the compounds in order of reactivity toward nitration with HNO3: benzene 2-methylfuran thiophene Most reactive Least reactive Answer Bank 3-methylthiophene