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- A8 Is there anyone who can provide this pericyclic rxn mechanism?For each reaction, decide whether substitution or elimination (or both) is possible, andpredict the products you expect. Label the major products. chlorocyclohexane + NaOC(CH3)3 in (CH3)3COHN(CH2CH3)3 + HNO3 --------> a.) rewrite the reaction using bond-line structure of reagents and products of the reaction b.) supply the curved arrows explaining the mechanism of the reaction
- Elimination occurs when (Z)-3-bromohex-3-ene is treated with NaNH2. Under the same conditions, 1-bromocyclohexeneundergoes elimination much more sluggishly. Explain whyDraw all products of the reaction of (1S,2R)-1-bromo-1,2-dimethylcyclohexane in 80%H2O/20%CH3CH2OHat room temperature..Predict the major products formed when 2- methyl-1-butene reacts with: H2, Pt/25°C. Show the reaction mechanism the given alkene reactions
- There are two isomeric cyclohexa-1,4-diene products when toluene undergoes the Birch reduction (see Problem 25.24). (a) Draw the mechanism that leads to the formation of the major product. (b) Will the Birchreduction of toluene occur faster or slower than the Birch reduction of benzene itself? Hint: Is –CH3 an electron-donating or an electron-withdrawing group?Is the reagent for all elimination reactions conc. H2SO4? or just the reactions ones with OH?(CH3)3CHOH is reacted with CH3-O-C--C6H5 in a transesterification reaction. What is the M+ of the product? || O 102 80 178 None of these
- Chemistry 60. Give the principal product(s) expected, if any, when trans-1,3-pentadiene reacts under the following conditions. Assume one equivalent of each reagent reacts unless noted otherwise. (a) H2O, H3O+ (b) Na+EtO- in EtOH (c) Maleic anhydride heatPredict the stereochemistry of the following Pericyclic reactions a) a thermal [2 + 6] cycloaddition b) photochemical [3 ,6] sigmatropic rearrangementfor each reaction give the expected substitution product and predict wether the mechanism will be first order (SN1) or second order (SN2) a) 2-chloro-2-methylbutane + CH3COOH b) isobutyl bromide + NaOMe c) 1-iodo-methylcyclohexane + CH3CH2OH