| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| 3,4-二甲氧基苄胺 | 3,4-dimethoxybenzylamine | 5763-61-1 | C9H13NO2 | 167.208 |
| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| 2-氰基-N-[(3,4-二羟基苯基)甲基]-乙酰胺 | 2-cyano-N-(3,4-dihydroxybenzyl)acetamide | 368836-69-5 | C10H10N2O3 | 206.201 |
| —— | 2-cyano-N-[(3,4-dimethoxyphenyl)methyl]ethanethioamide | 1032176-26-3 | C12H14N2O2S | 250.321 |
N-Substituted cyanoacetamides 1 were condensed with 1,2-diketones 2 under base catalysis to form γ-hydroxy γ-lactams 3. Treatment of 3 with acids gave novel fungicidal γ-methylene γ-lactams 4. The exocyclic double bond of 4b reacted reversibly with 4-toluene sulfinate.