1. (11 pts.) The 43 m/z fragment is due to an ? cleavage (homolytic cleavage). Draw the mechanism and label the molecular ion peak on the spectrum.
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First, we need to know the structure of 2-butanone. It has the molecular formula C4H8O and the structure is CH3C(O)CH2CH3. Show more…
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The 43 m/z fragment is due to an Ě‘ cleavage (homolytic cleavage). Draw the mechanism and label the molecular ion peak on the spectrum: 2-Butanone MASS SPECTRUM m/z NIST Chemistry WebBook (http://webbook.nist.gov/chemistry)
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m/z 7. The mass spectrum below corresponds to one of the following three compounds. Answer questions a-c. a. What is the m/z value for the molecular ion peak? b. What is the m/z value for the base peak? c. Write a mechanism that leads to the fragment corresponding to m/z = 59.
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