8. Draw a detailed multi-step mechanism for each of the following reactions. Be sure to include all relevant intermediates, lone pairs, and formal charges. D e.. HÖ: ap N SO₂ 13
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- 4. Draw the mechanism that accounts for the formation of the product under the conditions shown. You may not add any other reagents. Be sure to show: all intermediate structures that occur in the course of the mechanism, any important resonance structures that play a role in the process, what if anything is added or lost in each step, and all formal charges on the structures. CHO H+ HO-C-H HO OH H-C-OH CH,OH НО 1 2 = 32. For the reaction below: Cl₂ -CI + O a) show the mechanism and all relevant resonance structures leading to each product. b) Which product is favored? Explain, with reference to the mechanisms and structures in (a).4. Predict the major product and propose a mechanism for the following reaction. Include intermediates, correct formal charges, and all arrows involved in the mechanism. Br₂
- 7. Give the mechanism of the following reaction. Be sure to show all electron lone pairs and formal charges on atoms. CH3 -CH; + HCI3. Draw the mechanism of the following reaction. Include all lone pairs and formal charges. Br NaNH2 (xs), NH3 BrThe reaction shown proceeds via a single transition state with a trigonal bipyramidal geometry. C1 C2 Br: + H3C 0: Two curved arrows are required to indicate all of the bond-making and bond-breaking processes in this reaction. Where should one of the arrows be drawn, if CH3O is the nucleophile? from a Br LP to the O atom from C1 to the O atom from C2 to the O atom from the C-O bond to Br from an O LP to C1 from an O LP to C2
- 2 Use FMO and aromatic transition State theories show that [4+2] -1 [4.2 ] TT S Egcloaddition reactions are forbidden.4. Propose a reasonable mechanism for the reaction shown below. Include all mechanistic intermediates in their correct order, use arrows correctly to indicate bond making/breaking (i.e., movement of electrons, NOT atoms or charge symbols), and clearly show which atoms (if any) contain formal charges. NaOH U. Ef H₂O نزPractice q # 8 8. The following reactions will not proceed as shown. Explain why by showing the reaction that would occur instead. a) b) Br HO H 1) Mg, dry ether 2) (CH3)2CO 3) NH4CI, H₂O 1. NaH (1equivalent) 2. Mel HO H لم HO
- 1) Please propose a mechanism for the reaction given below. Designate the process as either SN1 or SN2, and give one word to describe the associated stereochemistry. Be sure to include lone pairs, formal charges, and perfect curved arrows, as well as appropriate diagrams for any relevant transition states or intermediate species involved. CI H-CI OH Please don't make anything up (4 possible steps, 3 possible arrows, that's it). Periodic Table t Upload Choose a File MacBook Pro 2 3 4 5n 6 E R T D F G CO1. Propose a reasonable mechanism for the reaction shown below. Include all mechanistic intermediates in their correct order, use arrows correctly to indicate bond making/breaking (i.e., movement of electrons, NOT atoms or charge symbols), and clearly show which atoms (if any) contain formal charges. f Ph H D* (cat.), D₂O PhMechanism. Provide the complete mechanism for the reaction below. You must include appropriate arrows, intermediates, and formal charges. میلیم OH u o OH NH 2. Heat