← Question 7 of 29 Draw all elimination products that could be formed in an E1 reaction. Ignore the possibility of rearrangements. Ignore any inorganic byproducts. Draw an E1 Product Draw an E1 Product H₂O + heat Draw an E1 Product Draw an E1 Product
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- 3. The following three SNAR transformations follow different mechanisms. Draw an intermediate or transition state for each reaction that relates the correct mechanism. Write a short sentence as to why that is the correct intermediate for the reaction. Reaction 1: Reaction 2: NO2 NO2 NO₂ + NaOMe NO2 + NaOH2 1. aq NaHCO3. 100 C 2. H₂O+ OMe NO2 NO₂ OH ŇO₂ NO2 Reaction 3: CFa Br CF3 8--2 + NaNH2 NH3 NH₂ Intermediate/transition state Intermediate/transition state Intermediate/transition stateProvide the mechanism and products for the acid-catalyzed epoxide opening reactions below, including appropriate stereochemistry.Draw and label the chemical structure of the following reaction (include the curly arrow reaction mechanism): Tropine (CH (N)) + Ethyl Bromide (C_H_Br) 8 15 Intermediate → 2 → 5 Dolasetron (C1, H20203) (CHNO) 19 Tropine (C8H15N) + Ethyl Bromide (C2H5Br) Intermediate →Dolasetron (C19H20N2O3)
- 7B What is the product of the following cleavage reaction and what is its stereochemistry? Me H Br H NaOEtAnswer the question below the reaction. 0 0 0 0 E1 SN1 E2 OH The reaction above proceeds through which type of mechanism? SN2 + Excess NH4Cl H₂SO4 ta + H₂OWhat is the rate determining step for the reaction below? 0046 - 00905 + Hoy H IB کار تلوی 0 '애 + ation A B C D دو Acylium lon 0 COH + Multiple Choice: Only one answer is correct, and only one answer can be selected.
- owing reactions proceeds via an SN1 or SN2 of the reaction: (b) S2 pro85 39 Br tort atubong auonsV HMPAnoitutitaduaRank the following aromatic hydrocarbons below in terms of increasing rates of nitration via electrophilic aromatic substitution (EAS),with 1 being the slowest and 4 being the fastest, OCH CH CH,CH, NO POR STU YZA XMA 1(slowestY 4(Castest) POR STU VWX YZA O OODraw 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
- Which mechanism is going to predominate under these conditions? .CI A SN1 B SN2 HCI HO or E1 D E2 В O D O O O10. practice q 10 Compound Free Energy HO A A reacts with B in the presence of sodium hydride to give C as a major product. NH₂ Ph B ŌSO₂CF3 NaH, THF a) Provide a detailed mechanism for the formation of C and draw it in the box above. ( C b) Draw the reaction coordinate diagram of that reaction. Indicate with an arrow the rate- determining step of the reaction then draw its transition state: Reaction Coordinate c) The reaction rate observed was 5 x 10-2 M.s¹ when the concentrations of A and B were 0.2 M and 0.1 M respectively. Determine the rate of this reaction when the concentration of A and B are now 0.3 M and 0.2 M respectively. Show your work.The accepted mechanism for a rearrangement reaction is shown below. "Q Ph (1) (ii) Ph Ph HO™ fast Ph Ph HO O™ slow Ph aufae .Ar² LOH HO™ fast Draw a curly arrow mechanism for this transformation. Sketch an energy profile for this reaction, showing approximate relative energies for the reactants, intermediates, transition states, and products. HQ Ph (iii) When DO™ was used as the reagent, the rate of product formation was same as for HO™. Explain why this result shows that the third step is fast and cannot be rate-determining. Ph (iv) Write the predicted rate equation for this mechanism, and show how it was derived. (v) The starting diketone may have two different aryl groups, as shown below. Propose a ¹³℃ labelling experiment that would allow you to distinguish which of the two aryl groups had migrated in this situation. OH AR²0- Ar¹ C C