Davis Franklin A, Melamed Jeffrey Y, Sharik Steven S
Department of Chemistry, Temple University, Philadelphia, Pennsylvania 19122, USA.
J Org Chem. 2006 Nov 10;71(23):8761-6. doi: 10.1021/jo061443+.
A concise total asymmetric synthesis of the tetrahydronaphthyridine alkaloid (-)-normalindine has been accomplished via the addition of a laterally metalated 4-methyl-3-cyanopyridine to a sulfinimine (N-sulfinyl imine) as the key step.
通过将一个侧向金属化的4-甲基-3-氰基吡啶加成到一个亚磺酰亚胺(N-亚磺酰基亚胺)上作为关键步骤,实现了四氢萘啶生物碱(-)-降吲达定的简洁全不对称合成。