Consider the following alkyl halide compounds. CH;CH2CH(CI)CH2CH3 CH;C(CH3)(CI)CH2CH3 CH,CH2CI Compound A Compound B Compound C a) Suggest the reactivity of compound A, B and C in increasing order of E2 reaction. b) Explain briefly, which compound (A, B or C) does not undergo S2 reaction.
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- Suggest reactivity of compound A, B and C in increasing order of E2 reactionWhile dehydrating 2-Methlycyclohexanol to 1-Methlycyclohexanol, and 3-Methlycyclohexanol 1)what is the common problem associate with E1 reaction? Discuss the intermediate. 2) Briefly compare and contrast E1 vs E2 Elimination reactions. INclude details such as speed of the reactions in relation to each other, rate-determining steps (E1), and stereochemical requirements (E2). Mention whether the steps of the reactions are reversible and discuss the conditions that can drive the equilibrium to favor product formation.Which of the alkyl halide bromide below is/are capable of reacting by E2 elimination?
- Give a clear handwritten answer..give the mechanism of given bleow reactions and label with E1,E2,SN1,SN2....Explain the Summary of Alkyl Halides and SN1, SN2, E1, and E2 Mechanisms ?When drawing organic chemistry mechanisms with NaOCH3, do we automatically dissociate it into Na+ and OCH3-, making it easier to go through SN2 and/or E2 reactions? Does NaOCH3 dissociate, and is this why it is a strong nucleophile?
- Arrange the following alkyl halides in increasing reactivity in E2 reaction. Write 1 for the least reactive, then 2 and 3 for the most reactive Answer: A. _____ B. _____ C. _____1. Draw a reasonable arrow-pushing mechanism for the transformation shown along. 2. Identify nucleophiles and electrophiles 3. Name any type of reactions taking place like E2 or E1 4. Account for any regio- or stereoselectivity(a) Give a mechanism for this reaction, showing how the two products arise as aconsequence of the resonance-stabilized intermediate.(b) The bromination of cyclohexene using NBS gives only one major product, as shown onthe previous page. Explain why there is no second product from an allylic shift.
- E2 elimination takes place under the same conditions as SN2 substitution and the reactions compete with each other. Which of the following statements is true? a) E2 elimination and SN2 substitution proceed through the same intermediate step b) E2 elimination is only possible for compounds that react with the SN2 mechanism c) In competition, a strong base favors a substitution reaction d) Steric hindrance favors E2 eliminationWorking Backwards Parte Deux. a.First, identify which functional groups changed during the reaction. Did stereochemistry change too? b. Based on your answers to A and B, what kind of reaction occurred here, SN1 or SN2? c.Suggest reagents and solvent that could accomplish this reaction.Below is a schematic representation of possible reactions that Compound X can undergo. Use the scheme to answer the following questions. –a. What is the IUPAC name for Compound X? b. What type of reaction (s) is/are represented by (i) and (ii)? c. Compound X undergo transitions through either [A] or [B] to produce compounds [1], [2], [3] and [4]. Draw the structures of [A] and [B]. d. Illustrating with reaction mechanisms, show how compounds [1], [2], [3] and [4] are formed.e. Which of the compounds in the following pairs will occur in relatively higher yields and why?i. [1] and [2] ii. [3] and [4]