Part B (2 of 2) Draw the curved arrows for Step 2 of this mechanism. Arrow-pushing Instructions NOC XT H3C H H CH3 H H CH3 Step 2 H H3C. H CH3 :ÖH H H CH3
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- Part A (1 of 1) Draw the curved arrows for Step 2 of this mechanism. Arrow-pushing Instructions n ņ H3C H3C C H :010 C. XT Mg. CIH Br CH3 CH3 H Step 2 H3C. H3C o: H 02. CII!!. C с CH3 Mg-Br エー CH3 HExamine each reaction. Determine the mechanism (E1, E2, SN1, or SN2) for each reaction. SN1 E2 E1 SN2 CH2CH3 OocCHa)s CH2CH3 CH2CH3 А. Br major product Br DBU В. OOCH,CH, C. „Br Ooc(CH)a D.How many acid-base steps occur in this mechanism? :OH fö OH ₂ H CI: -H₂O (C5H12O) (CsH3O*) :CI: :CI:- yox (C5H1*) (C5H₁1CI)
- Draw the curved arrows for the following mechanisms. Describe what is hap step (mechanism patterns). (Take it one step at a time and note the differences). :0: R CI: H-O-H :Ö:0 :0: :CI: :CI: H2O OH OH2 Br Br H-Br O-H H-8-H :0: OH Br 1 Br H2O H₂O6. 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 EthanolThe substitution of an Iby a Clon H3C-I can occur by two possiblemechanisms:Mechanism I: step 1. H3CI → H3C+ + I- slow stepstep 2. H3C+ + Cl- → H3CCl fast stepMechanism II: step 1. H3CI + Cl- → H3CClI slow stepstep 2. H3CClI → H3CCl + I- fast stepa.) Write a rate law for each reaction.
- Show Transcribed Text H₂, Pd/C, EtOH MeMgBr (excès) puis H3O+ Me₂CuLi, Et₂O puis H₂O+ Please draw the mechanism step by step ? ? ?Use the E2 mechanism to explain why when I is mixed with sodium ethoxide (NaOEt) in ethanol, the major product is III, but when II is mixed with sodium ethoxide in ethanol, the major product is IV. H3C CH3 H3C CH3 ..CI CI CH3 I CH3 || H3C. CH3 H3C CH3 E ||| CH3 CH3 IV SANWhat type of mechanism is exhibited in the reaction? SN1, SN2, E2, E1?
- Part B (2 of 2) Draw the curved arrows for Step 2 of this mechanism. Arrow-pushing Instructions NAC↔XI H-O: O: H H H3C. H CH3 CH3 Step 2 ngh H3C. H CH3 HH OH CH3c. Snl reactions dominate under polar protic solvents. Increasing the polarity of the solvent will increase the rate of the reaction because the polar solvent will stabilize the dispersed charges on the transition state more than it will stabilize the neutral reactant. Label areas of ô* and & on the molecules of the transition state of the SN1 reaction below: Me Me Ме Me Me H20 Br -Br OH + НО \'H Et Et RDS Et H Et Et transition state not isolable carbocation intermediate not isolableThe reaction below shows a Claisen condensation. O 2 CH3COEt Ethyl ethanoate (ethyl acetate) 1. Eto Na* 2. H₂O, HCI ^nc↔x™ raw curved arrows to show the movement of electrons in the step of the mechanism shown below. Arrow-pushing Instructions :O: O: ·||₂ CH3-COEt + CH₂-COET O CH3CCH₂COEt + EtOH Ethyl 3-oxobutanoate Ethanol (Ethyl acetoacetate) ll.. - :0: :0: || CH3-C-CH₂-C-OEt :OEt A tetrahedral carbonyl addition intermediate