D TOCSY Lactose

As an example, we can find all of the proton resonances (and determine their chemical shifts) for the a-anomer of glucose by starting at its anomeric proton resonance at 5.23 ppm. These correlations have been 

FIGURE 5.23 The HMQC spectrum for lactose. See text for an explanation of the notation. Assignments are given as an aid. 

FIGURE 5.25 The 2-D TOCSY spectrum of /3-lactose. Correlation lines are drawn in and some assignments are given as an aid. 

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