| Reference: | Fujisawa, T.; Nagai, M.; Koike, Y.; Shimizu, M. J. Org. Chem. 1994, 59, 5865 |
| Keywords: | N-Boc -> N-H --- N-H -> N-C(O)NR2 --- O-H -> O-SO2R --- Li-Alkynyl+Aldehyde --- Hydrogenation-Enesulfide --- Felkin-Anh Chelation control --- N-H -> N-Alkyl(2°) --- Alkyne Hydrosulfidation --- Sulfide-5 |
| Reagents: | Alkynyl-ZnX --- TsOH --- Isocyanate --- KH --- HMPA (solvent) --- TsOH --- Hydroxide, cesium --- H2, Pd --- HBr --- Microbial oxidation |