Date of Completion

1-24-2013

Embargo Period

1-24-2013

Advisors

Dr. Mark W. Peczuh; Dr. William F. Bailey

Field of Study

Chemistry

Degree

Master of Science

Open Access

Open Access

Abstract

Organofluorine compounds exhibit biological activity and have advantageous properties for drug design. Natural occurring fluorinated molecules are rare, demanding new synthetic methods for their preparation. A novel route to access trifluoromethyl ketones from Weinreb amide precursors is discussed. This is the first documented method for the use of the Ruppert-Prakash reagent, (trifluoromethyl)trimethylsilane, for the production of trifluoromethyl ketones from amide starting materials. This method is tolerant of aryl and alkyl substrates exhibited by their moderate to excellent yields. A discussion of the unusual reactivity of these amides, their selectivity for mono-trifluoromethylation, and other mono-, and di-fluorination attempts are reported.

Major Advisor

Dr. Nicholas E. Leadbeater

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