Table 4.
Tosyl Acetylene as Mixed Double-Michael Acceptor.
| Entry | Pro-Nucleophile | Oxazolidine | Yield (%) |
|---|---|---|---|
| 1 |  |
(2S, 4S)-8a | 30 |
| 2 |  |
(2S, 4S)-8b | 68 |
| 3 |  |
(2S, 4S)-8c | 65 |
| 4 |  |
(±)-8d | 81 |
| 5 |  |
(±)-8e | 37 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.