Answers are grounded in this paper and cite their sources.
We report a novel, facile, and asymmetric approach for the synthesis of the anti-tumor alkaloid (+)-crispine A via a highly diastereoselective N-acyliminium cyclization reaction as a key synthetic step.
No takes yet. Share an insight, caveat, or question.
Allin et al. (2007) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: