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The Synthesis of Complex Compounds

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In the synthesis of trans-9-(2-phenylethenyl) anthracene a carbonyl group is converted to a benzylidene group by a reaction with the ylide derived from benzyltriphenylphosphorium chloride. Would it have been possible to use the ylide derived from benzyltrimethylphosphonium chloride in this reaction? Answer the same question for the case in which benzyl is replaced by ethyl. What is involved?

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This solution is comprised of a very thorough explanation, which goes through all the necessary steps needed to reach the final chemical products. Schematic diagrams are provided to illustrate the transition from the reactant state to the product state. In order to view the solution, four JPEG documents need to be opened. This solution is neatly hand-written.

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