| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 | 
|---|---|---|---|---|
| —— | (R)-tert-butyl (4-chloro-3-cyano-1-methyl-2-oxoindolin-3-yl)carbamate | 1453863-24-5 | C15H16ClN3O3 | 321.763 | 
The organocatalyzed asymmetric Mannich reaction of isocyanoacetates with isatin ketimines and subsequent cyclization were developed, leading to spirooxindole imidazolines in high yields and excellent stereoselectivities.