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. Author manuscript; available in PMC: 2015 Jul 7.
Published in final edited form as: Chemistry. 2014 Jun 6;20(28):8691–8701. doi: 10.1002/chem.201402433

Table 7.

Stereoselective Synthesis of β-Urea-Linked Glycosides.[a]

graphic file with name nihms-608086-f0052.jpg
Entry Amines Ureas Yield (%)/[b]
1 graphic file with name nihms-608086-t0053.jpg graphic file with name nihms-608086-t0054.jpg 75
2 graphic file with name nihms-608086-t0055.jpg graphic file with name nihms-608086-t0056.jpg 88
3 graphic file with name nihms-608086-t0057.jpg graphic file with name nihms-608086-t0058.jpg 76
[a]

All urea-forming reactions were performed with 2-3 equiv. amine and 3-5 equiv. Cs2CO3 at 25 °C in DMF (0.2 M).

[b]

Isolated Yield.