| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| —— | phenylformamidine | 13484-76-9 | C7H8N2 | 120.154 |
1,3-Dipolar cycloaddition reactions of α-chloro and simple nitrones have been studied with novel α-N-methyl/phenyl furan derivatives as new dipolarophiles. The reactions are found to be highly regioselective to afford single 5-spiro isoxazolidines with high yield in a short reaction time.