35. Transition Metals

What products would you expect from the following reactions?

(a)

Which of the following compounds cannot be directly prepared by a Heck reaction?

Which of the following is the major product when $C_6{H}_5\mathrm{Br}$ (bromobenzene) reacts with ${\mathrm{CH}}_2=\mathrm{CHCOOEt}$ (ethyl acrylate) in the presence of a palladium catalyst under Heck reaction conditions?

Determine the product from the following Heck Reaction.

Predict the product formed from the following intramolecular Heck reaction.

Using ethyl-2-butenoate as your starting material, prepare the following compound by a Heck reaction.

What is the product of each of the following reactions?

a.

What reactants are needed to synthesize each of the following compounds using a Heck reaction?

a.

What are the products of the following reactions?

d.

Using the given starting material, any necessary inorganic reagents and catalysts, and any carbon-containing compounds with no more than three carbons, indicate how each of the following compounds can be prepared:

d.

What vinylic halide couples with styrene (C₆H₅-CH=CH₂) in order to synthesize each of the following compounds using a Heck reaction?

c.

Which of the following compounds cannot be prepared by a Heck reaction?

For those compounds that can be prepared by a Heck reaction, what starting materials are required?

What substituted alkene would you use in the Heck reaction to make the following products?

(a)

(b)

What products would you expect from the following reactions?

(b)