For the substitution reactions below, draw out the reactions as shown and answer the following questions for each example: (i) Draw the structure of the unknown product(s) of the reaction. (ii) Identify the nucleophile, electrophile and the leaving group for each step. (iii) Identify each mechanism as SNl or SN2. (iv) Insert rly arrows represent the reaction mechanism. с. NaO -
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- Q2. For the reactions below, draw out the reactions as shown and answer the following questions for each example: (i) Identify the nucleophile/electrophile/base/leaving group where applicable (ii) Identify each mechanism as SNl, SN2, E1 or E2. (iii) Insert curly arrows to represent the reaction mechanism. с. CI NaO НО NaCI 95Q3. For the substitution reactions below, draw out the reactions as shown and answer the following questions for each example: (i) Draw the structure of the unknown product(s) of the reaction. (ii) Identify the nucleophile, electrophile and the leaving group for each step. (iii) Identify each mechanism as Snl or SN2. (iv) Insert curly arrows to represent the reaction mechanism. а. NaOH Product A Product BQ3. For the substitution reactions below, draw out the reactions as shown and answer the following questions for each example: (i) Draw the structure of the unknown product(s) of the reaction. (ii) Identify the nucleophile, electrophile and the leaving group for each step. (iii) Identify each mechanism as Sn1 or Sn2. (iv) Insert curly arrows to represent the reaction mechanism. b. Br NH3 Product C Product D
- Identify the major product of the reaction of an alkene shown below. ||| 1. Hg(OAc)2, H2O 2. NaBH4, NaOH ....... ОН || IV ОН о, ОНdon 13. (1) Draw the (E)- and (Z)- isomers of 1,3-dichloro-2-methylbut-2-ene. Using curved arrows, draw (a) an SN2 mechanism and (b) and SN1 mechanism for the substitution reaction shown below. Br ) Draw the organic product(s) formed in the following reactions: 1)0, by 2) Zn. H,0 MShow a sequence of reactions that could be used to synthesize the following compound. You must start from 3-pentanol. No mechanisms needed (HINT: You wil need to bring together more than one of the reactions you have seen in Modules 3 and 4]5. Each of the following may participate in an elimination reaction, under the proper conditions. (a) Circle the alpha (a) carbon. (b) Circle the beta (B) carbon(s). (c) Draw the alkene product(s) that may form, with the new double bond between the a and B positions. (d) If more than one alkene product is possible, circle the most stable (Zaitsev) product. X tx + 3
- Substitution and elimination: predict the product Maximum allowed tries per question: Unlimited (5) Draw the major organic product of the reaction. Follow this procedure: determine whether the reaction conditions are acidic or basic; identify the most nucleophilic/basic atom, the electrophilic atom, and the leaving group; predict whether elimination or substitution will occur; and then draw the product. Indicate the stereochemistry at every stereocenter with a single wedged (up), hashed (down), or wavy (a mixture of up and down; either) bond. Launch MarvinJSTM viewer or click image to copy source CI benzene AQ2. For the reactions below, draw out the reactions as shown and answer the following questions for each example: (i) Identify the nucleophile/electrophile/base/leaving group where applicable (ii) Identify each mechanism as SŅ1, SN2, E1 or E2. (iii) Insert curly arrows to represent the reaction mechanism. а. Br Nal NaBr + H H CI- NaOH H20 NaCI + + + H H. b.5a) Draw the product(s) of the reaction shown below. Additionally, identify the nucleophile, electrophile and leaving group.
- D 1. a)Please show the mechanism for the below (b) indicate the parts that can be labeled products. as E and electrophilic addition. () Show the potential energy diagrams for the last two steps of the meintinism assuming the kinetic and thermodynamic products are the Saume. GM H₂J Oy> #₂0 для низои хат ха Product A bp 104°C Product B bp 101-102°tSubstitution and elimination: predict the product Maximum allowed tries per question: Unlimited (7) Draw the major organic product of the reaction. Follow this procedure: determine whether the reaction conditions are acidic or basic; identify the most nucleophilic/basic atom, the electrophilic atom, and the leaving group; predict whether elimination or substitution will occur; and then draw the product. Indicate the stereochemistry at every stereocenter with a single wedged (up), hashed (down), or wavy (a mixture of up and down; either) bond. Launch MarvinJSTM viewer or click image to copy source CH3 H3C EtONa EtOH BrTROVIOW Topicaj (References) Draw the major organic product of the reaction shown below. HO, NANH2 You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • Include cationic counter-ions, e.g., Na" in your answer, but draw them in their own sketcher. (Review Top Draw the major organic product of the reaction shown below. OH K2Cr207 H2SO4, H20 • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one.