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. Author manuscript; available in PMC: 2015 May 21.
Published in final edited form as: Anal Chem. 2014 Feb 5;86(4):2221–2228. doi: 10.1021/ac403879d

Figure 1.

Figure 1

Proposed fragmentation mechanism of N,O-bis-(trimethylsilyl)-glycine. After expulsion of a methyl radical by alpha cleavage next to the nitrogen, carbon monoxide loss occurs by a retro-Diels–Alder-like reaction.