A Practical Enantioselective Synthesis of (-)-NS-49Footnote^#

Syntex Contribution No. 932

References and Notes

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• HPLC was performed on a Chiralcel OJ column (25 cm × 4.6 mm) with n-hexane-isopropanol (65:35) (0.8 ml/min) as eluant
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• HPLC was performed on a Crownpak CR (−) column (15 cm × 4.6 mm) with HClO4-MeOH (95/5) pH=1.75 (0.7 ml/min) as eluant
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