| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 50-71-5 | 阿脲; 四氧嘧啶 | Alloxan; 2,4,5,6(1H,3H)-Pyrimidinetetraone | ![]() | C4H2N2O4 | 详情 | 供应商 |
| 55242-84-7 | 4-氰基噁唑; 4-氰基恶唑 | Oxazole-4-carbonitrile; 4-Cyanooxazole | ![]() | C4H2N2O | 详情 | 供应商 |
| 178472-73-6 | Thiazolo[5,4-d]oxazole(9CI); Thiazolo[5,4-d]oxazole (9CI) | ![]() | C4H2N2OS | 详情 | 供应商 | |
| 59434-05-8 | Thiophene, 2,5-dinitro-; 2,5-Dinitrothiophene; NSC 520095 | ![]() | C4H2N2O4S | 详情 | 供应商 | |
| 222626-39-3 | Thiazolo[5,4-c]isoxazole(9CI); Thiazolo[5,4-c]isoxazole (9CI) | ![]() | C4H2N2OS | 详情 | 供应商 | |
| 80187-07-1 | Thiazolo[4,5-d]oxazole(9CI); Thiazolo[4,5-d]oxazole (9CI) | ![]() | C4H2N2OS | 详情 | 供应商 | |
| 141765-04-0 | Thiazolo[4,5-c]isoxazole(9CI); Thiazolo[4,5-c]isoxazole (9CI) | ![]() | C4H2N2OS | 详情 | 供应商 | |
| 194157-59-0 | Thiazolo[4,5-d]isoxazole(9CI); Thiazolo[4,5-d]isoxazole (9CI) | ![]() | C4H2N2OS | 详情 | 供应商 | |
| 3762-94-5 | 1,2,5-Thiadiazole-3,4-dicarboxylicacid; 3,4-Dicarboxy-1,2,5-thiadiazole; 4,5-Dicarboxy-2,1,3-thiadiazole; NSC 111921 | ![]() | C4H2N2O4S | 详情 | 供应商 | |
| 371214-75-4 | 1,2,4-Oxadiazole-3,5-dicarboxylicacid; 1,2,4-Oxadiazole-3,5-dicarboxylicacid(9CI) | ![]() | C4H2N2O5 | 详情 | 供应商 | |
| 859506-70-0 | 1,3,4-Thiadiazole-2,5-dicarboxaldehyde; 1,3,4-Thiadiazole-2,5-dicarboxaldehyde | ![]() | C4H2N2O2S | 详情 | 供应商 | |
| 2244-11-3 | 阿脲,四氧嘧啶 | 2,4,5,6(1H,3H)-Pyrimidinetetrone,hydrate (1:1); 2,4,5,6(1H,3H)-Pyrimidinetetrone,monohydrate (9CI) | ![]() | C4H2N2O4.H2O | 详情 | 供应商 |
| 764-42-1 | 富马酸腈; 反丁烯二腈; 富马二腈; 丁烯二腈; 富马腈; 反式-1,2-二氰基乙烯; 富马酸腈; 富马腈/丁烯二腈; 富马二腈/? | 2-Butenedinitrile,(2E)-; 2-Butenedinitrile,(E)-; Fumaronitrile (6CI,8CI); (E)-1,2-Dicyanoethylene; (E)-2-Butenedinitrile; Fumaric dinitrile; Fumaric nitrile; Fumarodinitrile; NSC 17555; trans-1,2-Dicyanoethene; trans-1,2-Dicyanoethylene; trans-Butenedinitrile; trans-Dicyanobutene; trans-Dicyanoethylene | ![]() | C4H2N2 | 详情 | 供应商 |
| 13913-71-8 | 2,3-Oxiranedicarbonitrile; Succinonitrile,2,3-epoxy- (6CI); Succinonitrile, epoxy- (7CI,8CI); 2,3-Dicyanooxirane | ![]() | C4H2N2O | 详情 | 供应商 | |
| 68776-57-8 | 3-Isoxazolecarbonitrile | ![]() | C4H2N2O | 详情 | 供应商 | |
| 36778-15-1 | 3-Isothiazolecarboxylicacid, 5-nitro-; 5-Nitroisothiazole-3-carboxylicacid | ![]() | C4H2N2O4S | 详情 | 供应商 | |
| 928-53-0 | 2-Butenedinitrile,(2Z)-; 2-Butenedinitrile,(Z)-; Maleonitrile (6CI,7CI,8CI); (Z)-1,2-Dicyanoethylene; (Z)-2-Butenedinitrile; Maleic acid dinitrile; Maleic nitrile; cis-1,2-Dicyanoethene; cis-1,2-Dicyanoethylene; cis-Dicyanoethylene | ![]() | C4H2N2 | 详情 | 供应商 | |
| 68776-58-9 | 4-Isoxazolecarbonitrile; 4-Cyanoisoxazole | ![]() | C4H2N2O | 详情 | 供应商 | |
| 59521-24-3 | 5-Thiazolecarboxylicacid, 2-nitro-; 2-Nitro-5-thiazolecarboxylicacid; NSC 321249 | ![]() | C4H2N2O4S | 详情 | 供应商 | |
| 922-64-5 | Malononitrile, methylene- | ![]() | C4H2N2 | 详情 | 供应商 | |