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- . (6) Predict the organic product(s) and type of mechanism(s) for each of the following reactions. HC. KOH, H;0 CH3 CHy a. CH3 ..Cl CH3CH,OH b. CL NaOCH3Consider the following overall reaction that uses liquid acetone (CH;COCH3) as a reactant to produce a compound with two different functional groups. The reaction follows this mechanism: 2 f.,,.e f.....f .. + H2O (1) + :OH 6.. :OH མེན་གྱིས་ འབུ་ ིམ་མི་ ོ་ ེ་ ི་ ་ :OH What is true for the first step in the this mechanism? O AH > o ( Endothermic) AH o ( Exothermic)10. What is the major organic product generated in the reaction below? HO HO 40||!!!!!! (A) OH ...... (B) 1) 03 2) (CH3)2S HO O (C) H НО. (D)
- 6. Match the reagents and condition below with the appropriate reactant.You may list a reagent or condition more than once.Reagents/condition (s) : Cl2; CCl4; FeCl3; uv light; NaOH(aq); HCN(g), (i) But-1-ene : ……………………………………………………………..(ii) 1-chloroethane : ………………………………………………………...5(iii)Butane : ………………………………………………………………………(iv)Methylbenzene : ……………………………………………………………..(v) 2-chloro-2-methylpropane : ………………………………………………….(vi)Propanone : ………………………………………………………………….(vii )Ethanal : …………………………………………………………………….Consider the reaction and answer the questions that follow. CH-CH2- CH2-I • CH,S° CH3- CH2- CH2-S– CH; + CH3-CH= CH2 Product A Product B O Explain which type or types of mechanisms (Sw1, SN2, E1, and E2) are applicable to this reaction. [") How can you increase the percentage of Product A? [ui) How can you obtain Product B as almost the only product? A. [i] SN2 & E2 [ii] Use better nucleophile [iii Use a non-nucleophilic base B. [i] SN2 & E2 [ii] Use higher Temperature [iii] Use a non- nucleophilic base C. [i] SN2 & E2 [ii] Use lower Temperature [iii] Use a non-nucleophilic base D. [i] SN1 & E1 [ii] Use lower Temperature [iii] Use a non-nucleophilic baseWrite step-by-step mechanism for the following rearrangement: он H,SO, H,SO, Он ........... .............. **.*......
- Identify the major product of the reaction of an alkene shown below. ||| 1. Hg(OAc)2, H2O 2. NaBH4, NaOH ....... ОН || IV ОН о, ОН12. For reactions a. and b. below (a) Write the substitution product(s) (b) Show the mechanism and stereochemistry of the reaction (if applicable) (c) Draw the energy diagram for each (d) Provide the rate equation (rate law) for each a. H3C-H₂C CH3 ……...!!!!Η + CH3OWhich reaction sequence will most successfully generate the product shown below (1) HNO 3/H2SO4 (A) (2) KMNO4, H* , H20 (3) SnCl2/HCI (1) KMNO4, H* , H2O (B) (2) HNO-/H,SO, (3) SnCh/HC [?] HOOC. NH2 (1) HNO3/H2SO4 (C) (2) SnCl/HCI (3) KMNO4, H*, H2O (1) SnCh/HCI (D) (2) KMnO H. HO (3) HNO/H,SO4 4+ Sequence B Sequence D Sequence C Sequence A
- 9. What is the major organic product generated in the reaction sequence below? CI ďa (A) (B) -CI Br 1. K OtBu 2. Cl₂ (C) O ICI ㅎ........ (D)1. a) contd. then write the intermediates for steps i-iii (no need for mechanisms, ATQ) b) What are the intermediate products & the final product of this synthetic sequence? Benzene Br₂ FeCl3 Mg ether 1. C6H5CHO 2. H3O+ H₂Cr₂O4 acetone0o 5.. PART C: Provide the major organic product(s) that complete the following reaction equations. Please include stereochemistry (R/S, E/Z) where applicable 7) 1) SOCI2 pyridine 2) NaSPh но 8) 1) H2SO4 2) NaOCI CH3CO2H, 0 °C 9) H2SO4 (cat.) HO Me Me 10) Me+ 11) Me Me" Cl2 HOH