| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 110-61-2 | 丁二腈 | Succinonitrile; Butanedinitrile |  | C4H4N2 | 详情 | 供应商 |
| 289-80-5 | 哒嗪 | Pyridazine; 1,2-Diazabenzene; 1,2-Diazine; NSC 90792; o-Diazine |  | C4H4N2 | 详情 | 供应商 |
| 289-95-2 | 嘧啶 | Pyrimidine; 1,3-Diazine; Metadiazine |  | C4H4N2 | 详情 | 供应商 |
| 290-37-9 | 吡嗪; 对二氮杂苯 | Pyrazine; 1,4-Diazine |  | C4H4N2 | 详情 | 供应商 |
| 3696-36-4 | Propanedinitrile,2-methyl-; Malononitrile,methyl- (7CI,8CI); Propanedinitrile, methyl- (9CI); 1,1-Dicyanoethane; 2-Methylmalononitrile; Methylmalononitrile; Methylpropanedinitrile |  | C4H4N2 | 详情 | 供应商 | |
| 25682-84-2 | 2H-Imidazole,2-methylene-; 1,4-Diazafulvene |  | C4H4N2 | 详情 | 供应商 |
