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- For each reaction indicate the predominant mechanism: S,1, S,2, E1, or E2.Make a table with the main conditions for each mechanism: E1, E2, SN1, SN2.What is an E2 mechanism? What are all of the steps, transition state, and all final products? What are the characteristics of a good base for E2? How does a chemist tell a strong versus weak or bulky versus not bulky nucleophile? Thank you
- under what type of mechanism are the following reactions carried out: SN2, SN1, E2, E1? show both reactionsThis is an example of a [1,3] sigmatropic rearrangement. Can someone explain how this is 1,3 (number the carbons) and draw the anion / cation transition stateDraw the mechanism of the hydroboration reaction for 1-octene. Why are carbocation rearrangements not observed in this reaction?
- 1. Draw all products for the base-catalyzed E2-elimination shown below. What are their relative stabilities? What is the possible side-reaction? NaOEt BrWhat is the best way to remeber the differences between Sn1, Sn2, E1 and E2 reations?For the following dehydrohalogenation (E2) reaction, draw the major organic product(s), including stereochemistry CI (Cн Сок СH, HII (Cн, СОн
- Consider the reaction of (1R, 2S) - 1 - bromo-2-propylcyclohexane with sodium hydride. What is/arethe products? Draw the mechanistic stepsiii) 10. For each of the following reactions, provide the structure of the major product and circle the predominant mechanism. Indicate the stereochemistry where necessary. VII) E1 E2 SN1 SN2 E1 E2 SN1 SN2 NaSH DMF H* CH3OH Br (CH3)3COK (CH3)3COH OH iv) HBr viil) E1 E2 E1 E2 SN1 SN2 SN1 SN2Draw the missing reactants/ intermediates in this E1 mechanism. Include all lone pairs. Ignore byproducts.Ignore stereochemistry. I H3O+ : OH H+ Select to I Draw I I Intermediate heat dissociation Select to Draw Intermediate elimination Q Q 1,2-hydride shift I I I I I I I I I