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Abstracts of Papers Washington, DC, Aug 28-Sep 1; American Chemical Society: Washington, DC, 2005; MED1-189
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(b) DeGoey, D. A.; Flosi, W. J.; Grampovnik, D. J.; Flentge, C. A.; Klein, L. L.; Yeung, C. M.; Dekhtyar, T.; Colletti, L.; Waring, J. F.; Ciurlionis, R.; Marsh, K. C.; Schmidt, J. M.; Swanson, S. J.; Stoll, V.; Mamo, M.; Mo, H.; Kati, W. M.; Molla, A.; Kempf, D. J. Abstracts of Papers. 230th ACS National Meeting, Washington, DC, Aug 28-Sep 1, 2005; American Chemical Society: Washington, DC, 2005; MED1-189.
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33745694598
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note
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Samples of each diastereomer were isolated by flash column chromatography and the relative stereochemistry was assigned by 2D NMR experiments: see the Supporting Information for details.
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11444264816
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22
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33745722818
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note
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6 at 107 °C. Boc-peaks coalesced to two sharp peaks at 0.93 and 0.91 ppm.
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23
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33745722819
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note
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Amide 10 slowly converts back to lactone 5 in protic solvents such as methanol but is stable in the solid form and in aprotic solvents. The ammonolysis reaction was run in DME to afford 10 as a slurry without an increase in reaction time.
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24
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33746409894
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Reider, P.J.6
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25
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33745694597
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note
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The scope and mechanism of the use of N,N-dibromo-5,5-dimethylhydantoin for Hofmann reactions is under investigation.
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