The base peak in the mass spectrum of 2,2,5,5-tetramethylhexane (molecular mass = 142) is at m/z =

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The base peak in the mass spectrum of 2,2,5,5-tetramethylhexane (molecular mass = 142) is at m/z = 57, which corresponds to a composition C4H9

(a) Suggest a structure for the fragment that accounts for this peak. 

(b) Offer a reason that this fragment is so abundant. 

(c) Give a mechanism that shows the formation of this fragment.

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Organic Chemistry

ISBN: 9781936221349

6th Edition

Authors: Marc Loudon, Jim Parise

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