An Approach to the Synthesis of Bakkenolide A

References

• Chemical Research Department, Pfizer Ltd., Sandwich, Kent, England
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• Characterised as the phenyl urethane derivative6
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• Compound has satisfactory elemental analysis and spectral data
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• Three reaction-isolation cycles were necessary for complete conversion to 3
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• Presumably as a mixture of exo- and endo-isomers
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• Characterised as the semicarbazone derivative6
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• Identical to a sample6 prepared by an alternate route (T. J. Brocksom and M. G. Constantino, unpublished results)
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