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- Draw the major and minor neutral organic products that would form when the alkene below undergoes acid-catalyzed hydration. ignore the stereochemistry, so your two products should be regioisomers.Acyl transfer (nucleophilic substitution at carbonyl) reactions proceed in two stages via a "tetrahedral intermediate." Draw the tetrahedral intermediate as it is first formed in the following reaction. H3C NH₂ HCI/H₂O reflux • You do not have to consider stereochemistry. • Include all valence lone pairs in your answer. • Do not include counter-ions, e.g., Na+, I, in your answer. • In cases where there is more than one answer, just draw one.Which alkyl bromide(s) can form the alkene under E2 elimination conditions.
- Enamines can serve as enolate surrogates in reactions at the a-carbon. In the reaction sequence, the structures of the enamine addition product – the initial zwitterion and its neutral tautomer – are shown. Draw the structures of the two reactants forming these intermediates, and draw the structure of the final product, obtained via hydrolysis of the neutral intermediate. initial zwitterionic intermediate neutral intermediate tautomerization Reactants H,0 hydrolysis product Draw the two reactants. Draw the hydrolysis product. Select Draw Rings More Erase Select Draw Rings More Erase H HDraw an alkyl halide that would undergo an SN2 reaction to yield this product under the conditions shown below. Use a dash or wedge bond to indicate the stereochemistry of substituents on asymmetric centers. Ignore inorganic byproducts. S Drawing NaSCH THEComplete the following reaction by including structure(s) for the product(s). The product(s) should show the correct stereochemistry.
- Only one of these statements about nucleophilic aromatic substitution is true. O as the number of ortho and para electron withdrawing groups increases, the reaction rate decreases O the reaction proceeds by an addition-elimination mechanism the reaction involves a carbocation intermediate with delocalization of electrons all are falseRank these substrates in order of increasing ability to undergo a nucleophilic substitution aromatic (SNAr) reaction.Fill in the appropriate reagent or starting material in each of the following reactions.
- Once treated with HBr, which alkene is the most likely to undergo a carbocation rearrangement after the electrophilic addition step?Draw an alkyl halide that would undergo an SN2 reaction to yield this product under the conditions shown below. Use wedge and dash bonds to indicate stereochemistry where appropriate. NaCN acetonitrile CNEnamines can serve as enolate surrogates in reactions at the a-carbon. In the following reaction sequence, the structures of the enamine addition product – the initial zwitterion and its neutral tautomer – are shown. Draw the structures of the two reactants forming these intermediates, and draw the structure of the final product, obtained via hydrolysis the neutral intermediate. reactants initial zwitterionic intermediate tautomerization hydrolysis product neutral intermediate NH н,о Н,о ↑