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. Author manuscript; available in PMC: 2011 Jun 26.
Published in final edited form as: Tetrahedron. 2010 Jun 26;66(26):4687–4695. doi: 10.1016/j.tet.2010.02.050

Table 4.

Variation of the lactol component.

entrya lactol product yieldb
1 graphic file with name nihms179917t26.jpg graphic file with name nihms179917t27.jpg 89%
2 graphic file with name nihms179917t28.jpg graphic file with name nihms179917t29.jpg 75%
3 graphic file with name nihms179917t30.jpg graphic file with name nihms179917t31.jpg <5%
4 graphic file with name nihms179917t32.jpg graphic file with name nihms179917t33.jpg <5%
5 graphic file with name nihms179917t34.jpg graphic file with name nihms179917t35.jpg 65%
a

Conditions: hydrazine 23 (1 equiv), 1:1 AcOH/H2O, 60 °C.

b

Isolated yield.