Table 1. NMR Signals Used for Quantitation of Reactant Losses.
| molecule | functional group | chemical shift (ppm) |
|---|---|---|
| hydroxyacetone | CH3 | 2.14 |
| CH2 | 4.40 | |
| methylamine | CH3 | 2.58 |
| glycine | CH2 | 3.55 |
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