| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 | 
|---|---|---|---|---|
| —— | 1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-pyridylcarbonyl)methyl-azetidin-2-one | 88139-27-9 | C37H30N3O6P | 643.635 | 
| —— | 1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(3-thienylcarbonyl)methyl-azetidin-2-one | 88139-29-1 | C36H29N2O6PS | 648.676 | 
| —— | 1-(o-nitrobenzyloxycarbonyltriphenylphosphoranylidene)methyl-4-(2-thienylcarbonyl)methyl-azetidin-2-one | 88139-28-0 | C36H29N2O6PS | 648.676 |