Mass spectometry in structural and stere
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Wayne Carpenter; A. M. Duffield; Carl Djerassi
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Article
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1969
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John Wiley and Sons
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English
β 365 KB
The mass spectra of aliphatic ketones are drastically altered following substitution of a trifluoromethyl entity adjacent to the carbonyl group (I1 and 111) or attachment to the y-carbon atom (V). Loss of the trifluoromethyl group by a-cleavage far exceeds the alternative elimination OF an alkyl rad