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. Author manuscript; available in PMC: 2014 Feb 28.
Published in final edited form as: J Am Soc Mass Spectrom. 2011 Oct 5;22(12):2160–2170. doi: 10.1007/s13361-011-0240-7

Scheme 3.

Scheme 3

The fragmentation pathways proposed for the [M + Na]+ ions of 6,6'-dimycolyl-α,α'-D-trehalose (TDM). The indicated m/z values are fragment ions seen for (20:0/14:0-18:0/16:0-TDM isomer, which is one of the major isomers that represent the sodiated molecular species of m/z 1378.1