Propose an efficient synthesis for each of the following transformations. You might find it useful to review Section 11.13 before doing these problems.

In section 11.13

Radical halogenation provides a method for introducing functionality into an alkane.

When the starting compound has only one kind of hydrogen, chlorination can be used.

When different types of hydrogen atoms are present in the compound, it is best to use bromination in order to control the regiochemical outcome and avoid a mixture of products.

(a)

(b)

(c)

(d)

(e)

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CI