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- Identify F in the following reaction sequence. F was converted in several steps to the antidepressant paroxetine (trade name Paxil; see also Problem 9.9).(a) Draw a stepwise mechanism for the conversion of A to B. (b) What product would be formed if C was exposed to similar reaction conditions?1. Draw the organic product (ignoring stereochemistry) 2. State whether the process is overall oxidation, overall reduction, or neither.
- Identify A in the following reaction scheme, and draw a stepwise mechanism for the conversion of A to the furan B.Addition of HCl to alkene X forms two alkyl halides Y and Z. (A) Label Y and Z as a kinetic or thermodynamic product and explain why. (B) Explain why the addition of HCl occurs at the exocyclic C=C, rather than the other C=CWhat is the product of the illustrated mechanism? A B C D
- What neutral nucleophile is needed to convert C to D? Imatinib, an effective treatment for certain cancers, is prepared in one step from D.Draw the structure of C in the following reaction scheme, and show how C can be converted to D by a sigmatropic rearrangement.Draw a stepwise mechanism for the attached reaction that illustrateshow two substitution products are formed. Explain why 1-bromohex-2-ene reacts rapidly with a weak nucleophile (CH3OH) under SN1 reactionconditions, even though it is a 1 ° alkyl halide.
- Describe the following chemical reactions as SN1, SN2, E1, and E2. Draw a curved arrow mechanism for each reaction.Draw the product of this reaction and states its IUPAC name, and states what type of mechanism is occuring (eg. SN1, SN2, E1, E2, etc)?Provide the missing starting material, reactant or product. Show appropriate stereochemistry. a) b)