Curved arrows are used to illustrate the flow of electrons. Follow the curved arrows and draw the product of this elementary step in an E1 mechanism. Include all lone pairs and charges as appropriate. Ignore stereochemistry. Ignore byproducts. 0.01 M NaOH heat Br: .. Atoms, Bonds and Rings H ! I OH Charges and Lone Pairs 1 O e I I NH₂ D F CI Br Undo X Remove ID Reset (✓) Done Drag To Pant +
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- Write down major r producto), or other recietent6) and/or fallawine the reactionconditions for the Ht Na BH (OAC)S +(CH2)2NH 1. CH3 CH2 Mg Br 2. H30+ CH2CN CH30 OEt 1.NaOH, tho A 2. H3ot 3. AThe following reaction mechanism contains mistakes. Which of the following statements correctly describes how the first curved arrows should be drawn? OO | || CH3CH₂CH₂O-H +Na NH3 ||| IV + CH3CH₂CH₂0 Na A. The curved arrow should start at sodium ion labeled (1) B. The curved arrow should start at the hydrogen atom labeled (II) + ⒸC. The curved arrow should end at the bond between the oxygen atom () and the hydrogen atom (II) D. The curved arrow should start at the lone pair of electrons on the nitrogen atom labeled (IV) E. There should be an arrow from the oxygen atom (1) to the hydrogen atom (II) NH3P CHE 124 ORGANIC CHEMISTRY TUT2 2020 (Prote on Failed) Mailings Review View n and might be unsafe. Click for more details. Enable Editing 2. What are the major products obtained from the following reactions? Indicate the geometry (cis/trans). HBr, CH,COOH 近 91 81 61 L. 5. 8. 6.
- The following figure shows the energy profile of a nucleophilic substitution reaction. Potential energy :ÖH H HII.C H C-1 H HO--C---I HH Reaction coordinate H -CH HO–CHITH H + 1 According to this, it is correct to affirm: O The activation energy (4G°) shows that it is thermodynamically favorable. O Represents a reaction that occurs in one step where a pentavalent chemical species is formed. O The intermediate has lower energy than any transition state. O The formation of the intermediate releases energy and is therefore thermodynamically favourable.Considering stereochemistry, draw the resulting E2 elimination product when H. is removed. H a Ho III.... H H₂ I jº ·*||||| H X Ś my è6. For each reaction indicate the predominant mechanism: S,1, S,2, E1, or E2. (a) (b) (c) OH H* H* H* ? ? ? A. A OH OH (d) Br (e) .CI NaBr CH,OH DMSO dilute (CH),COK (9) OTs ? OTs (CH),COH Ethanol
- 2. Propose electron-pushing arrows for each step of the radical mechanism shown below. PhO,s.-so,Ph jor for > H [w-o [w-o Pho2s-sO,Ph HConsider the sulfonation of benzene, as shown. Determine the mechanism of the first step, then draw the o-complex. Then identify the hydrogen removed to give the final product. H B*-H H H H. SO3 o - complex H. H. H TH. final product Step 1: draw curved arrows. Select Draw Rings More Erase | 7 || | | "| •| | ] H :0: :0:The clecona position of nitramide. ) Solutionat 25°C in.ayueous. NH2NO2 la)- has the Follacing reahonship between rate and concentrahionwhere the bracket anund thse formula indicates concentration and K is a Constant caled the rate constant. hate K [NH2NO2] IF the value of Kis l6.49x10s-1 rate of the reaction when MH,NO=0.3016M? -5 what is the Ms-
- Draw the curved arrow notation and predict the products when one equivalent of methoxide in DMSO a: rcom ten:perature is sdced to S-brome-1. 1odepentane. Part 1 ht See Periodic Table O See Hint DMSO Draw the curved arrow notation. Part 2 Select the major byproduct. Chooso one: O A, I- O B. HI O C. CH:OH O D Er. O E. HerCH3 || CH3CHCI CH3CH2CHCH,OH ČH3 a. Draw the structure of the tetrahedral intermediate INITIALLY FORMED in the reaction shown. • You do not have to consider stereochemistry. • Do not include counter-ions, e.g., Na", I', in your answer. • In cases where there is more than one answer, just draw one. opy aste PreviousI. Predict the outcome of the following reactions. If positive write what will you observe (color, name of the product). If negative, explain the reason why. NH Orcinol но- NH2 A 1.) он NH но NH A 2.) Он ОН %3D HO-P-O-P-0-P-O |3D он (NH4),MoO4 OH OH OH Conc. HNO3 3.) OH