Answers are grounded in this paper and cite their sources.
Sultones of swing: A sultone served as the key intermediate in the first enantioselective total syntheses of the bioactive title compounds (see scheme), the absolute configuration of which is now established. Starting from 2-bromo-1-(2-furyl)ethanone, 24 steps were required to generate the common basic structure, and in each case two additional steps yielded the natural products.
No takes yet. Share an insight, caveat, or question.
Merten et al. (2004) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: