

CH UH UH (c دا نار & uger engor E- Substitution Vs Elimination "non Naci DMSO->...
1. For each of the following reactions, write S if it is a substitution and E if it is an elimination. Also write R for all of those that are also rearrangements. CH-Oн heat NaOCHs + HBr HG OH Nal Hо acetone NaBr +HBr 2. Predict which reactions proceeded by an SN1, SN2, El or E2 mechanism: NaOCH CH +NaBr оснCH Носн,сн, 50° +NaCl Nal DMSO, 45 Br NaOCHa +NaBr +HOCH Носн, 100° но +HI acetone, 50 HSO +HO HO,...
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Chemistry 420 1. For each of the following reactions, write S if it is a substitution and E if it is an elimination. Also write R for all of those that are also rearrangements. w = 8 2. Predict which reactions proceeded by an SI, SN2. El or E2 mechanism: NHOCHCH, OCH CHg+NaBr HOCH, CH, 50° + Naci Nal DMSO, 45° NaOCH +NaBr + HOCH HOCH, 100° H2O + HI acetone, 50° HO HOSO Hy0, 120° xha...
1. 1 eq NaOCH 1. CHOH 2 cold aqueous acid Na +Nal d-Sy2 Nucleophilic substitution e- Electrophilic aromatic substitution f= Carbonyl nucleophilic addn g Nucleophilic subs at carbonyl(acyl Xfea h Conjugate (nucleophilic) addn a = Electrophilic addition b E2 Elimination c = SNI Nucleophilic substitution identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a-i fr your answers. 2.
N(CH3)3 OH 1. heat 95% 5% (E & Z) он 2. H2N a - Proton transfer dSN2 Nucleophilic substitution b- Lewis acid/base e-Electrophilic aromatic substitution c=E2 elimination f= g Nucleophilic subs at carbonyl(acyl Xfer) h-Conjugate (nucleophilic) addn r-carbonyl nucleophilic addn Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a i for your answers. 1. 2.
N(CH3)3 OH 1. heat 95% 5% (E & Z) он 2. H2N a -...
1. Li 2. aq. NaOH reflux Cl NaCI+H20 a Proton transfer b Lewis acid/base c E2 elimination d SN2 Nucleophilic substitution e-Electrophilic aromatic substitution f Carbonyl nucleophilic addn g Nucleophilic subs at carbonyl(acyl Xfer) h = Conjugate (nucleophilic) addn Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers. 1. 2. 1.8% Hyc's、CH, + H CH3 2. N(CHs CI a Proton transfer b-Lewis acid/base E2...