ided starting and product structures, draw the curved electron- shing arrows to show the interconversion between resonance cributors for the positively charged arenium cation intermediate for the ortho-brominaton of anisole. sure to account for all bond-breaking and bond-making steps.
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- 1.Draw the structures of all 3 resonance hybrid forms of the benzenonium intermediatefor both o and p attack for the case of activating groups an indicate which one in eachcase is the most stable form.Draw the structure of all 3 resonance hybrid forms of the benzenonium intermediatefor m attack in the case involving a deactivating group. 2.Halogens are deactivating groups but direct electrophilic attack at the o and ppositions. Why is this the case?vesition 1: "From the following electrocyclic cing clousure ceaction, me Heat > me 1.1) give the number of elections involved in this reaction 1.2) does the allowed reaction proceed via a Huckel or a mobius transition State 1.3) does the allowed reaction proceed via a concotatory or discotatory ring Clousure 1.4) is the product provided in the reaction equation below allowed or forbidden H me me vesition 2: • For the following reaction; heat me me 11/Ha- 3. b. N OCH3 C. N Show the for reasonable Curved mechanism the reaction and make sure lone pairs + Conc HBr HBr 40c CN Br
- Identify the major product of the reaction of an alkene shown below. ||| 1. Hg(OAc)2, H2O 2. NaBH4, NaOH ....... ОН || IV ОН о, ОНPredict the the regiochemical outcome (major product) for each of the following reaction, and explain why. (Draw complete resonance structures.) CN ÇO,Et EtO MeoProvide to llaving Br a detailed, step by step mechanism for the reaction OCH₂CH3₂ OCH₂CH3 OCH₂ CH3
- for the Cl2 addition reaction with 1,2dimethylcyclohexene, draw the most reasonable curved arrow mecanism. based on the reaction products, explain why a carbocation intermediate cannot be proposedcan you explain how can we determine major and minor product from these reaction elimination-addition? &=&=1561=6, NH₂ majo CH, NH₂ NH₂ &=-&-&-& majo CH3 OCH, CI NINH, NH 3liq. KNH₂ NH309. Br ΚΝΗ, NH CI CH₁ 80 80 OCH, majo NH, NH₂ mino CH3 mino NH₂ NH₂ NH, NH, CI majo CH3 majo NH₂ NH₂Use the References to access important values if needed for this question. Draw the structure of the product that is expected when the following compound is treated with concentrated H2SO4. он H2S04 ? heat CH3 You do not have to consider stereochemistry. • In cases where there is more than one answer, just draw one. ited opy Bste [F CH4 ChemDoodle Retry Entire Group 3 more group attempts remaining Submit Answer Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Technical Support
- What is the product of the hydride shift rearrangement reaction shown in the box? A) НО. B) H2SO4 ? H,O ОН HO D) OD OC O A овI H Ph Br In an E2 elimination reaction, the leaving group and the hydrogen atom must be anti-coplanar for this concerted reaction to occur. ||| Identify which of the following structures has the hydrogen atom and the leaving group aligned anti-coplanar. CH3 Ph Ph H TI F H || OH H Ph H CH3 CH3 Br Ph Br A) I B) II C) IIICurved arrows are used to illustrate the flow of electrons. Using the provided starting and product structures, draw the curved electron-pushing arrows for the following reaction or mechanistic step(s). Be sure to account for all bond-breaking and bond-making steps. Drawing Arrows H H H H :CI:0 H. :Ö: