Chapter 10, Problem 66CP

The major product of the following reaction sequence is: 1. B2H 2. H2O2, но a) b) ОН ОН

B. Provide a reasonable mechanism for the non-enzymatic reaction below. :Ö NaOH / H₂O Ö:

Predict the major product for the following reaction. A. مسلم مة في ملية کی B. E. NaOH/H₂O A C.

5. Devise concise syntheses for the following transformations. Clearly show the reagent and product for each step. All syntheses can be accomplished in two steps. a. b. Br Br

Choose the reagents that can be used to perform the following transformation: Select one: a. "OH, H₂O ...OH e. OH b. H3O+ X c. Na₂Cr₂O7, H₂SO4 d. KMnO4, OH Both -OH, H₂O and H3O+ (separately) will work.

With reference to the indicated C–H bonds in the following compound: a.Rank the C–H bonds in order of increasing bond strength. b.Draw the radical resulting from cleavage of each C–H bond, and classify it as 1°, 2°, or 3°. c. Rank the radicals in order of increasing stability. d.Rank the C–H bonds in order of increasing ease of H abstraction in a radical halogenation reaction.

Bromo compound N can undergo substitution with nucleophiles X to give mixtures of products O and P as shown below. Explain how this is possible, and suggest an explanation for the observation that the proportion of product P increases with increasing solvent polarity. F N Br X- O X ...X F P

5) For each part, give the structure of the alkene that gives this product: 8 a. b. c.

What is the MAJOR product of the following reaction sequence? 1) NaOEt, ELOH, heat 2а) ВН,; THF 2b) H2O2, NaOH CI ... + en .... В ... + en SE ... en OH