| CAS登錄號 | 中文名 | 英文名 | 分子結構式 | 分子式 | 詳情 | 供應商 |
| 67-52-7 | 巴比妥酸; 巴比土酸; 丙二酰脲; 丙二酰縮脲 | Barbituric acid; 2,4,6(1H,3H,5H)-Pyrimidinetrione; 2,4,6-Trihydroxy-1,3-diazine; Malonylurea |  | C4H4N2O3 | 詳情 | 供應商 |
| 57336-69-3 | Acetic acid,cyano(methoxyimino)-, (E)- (9CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 61295-92-9 | Acetic acid,2-cyano-2-(hydroxyimino)-, methyl ester; Aceticacid, cyano(hydroxyimino)-, methyl ester (9CI); Glyoxylic acid, cyano-, methylester, oxime (6CI,7CI); Methyl 2-cyano-2-oximinoacetate; NSC 158573 |  | C4H4N2O3 | 詳情 | 供應商 | |
| 37832-55-6 | 1H-Pyrazole-3-carboxylicacid, 2,5-dihydro-5-oxo-; 3-Pyrazoline-3-carboxylicacid, 5-oxo- (7CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 39828-47-2 | 1H-Imidazole-4-carboxylicacid, 2,3-dihydro-2-oxo-; IFLAB-BB F2124-0558; 2-OXO-2,3-DIHYDRO-1H-IMIDAZOLE-4-CARBOXYLIC ACID |  | C4H4N2O3 | 詳情 | 供應商 | |
| 861293-24-5 | 1H-Imidazole-2-carboxylicacid, 4,5-dihydro-5-oxo-; 2-Imidazolecarboxylicacid, 4,5-dihydro-4-keto- (2CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 89032-81-5 | 1,2,4-Oxadiazole-3-carboxylicacid, methyl ester; 1,2,4-Oxadiazole-3-carboxylic acid, methyl ester (6CI,7CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 19703-92-5 | 1,2,4-Oxadiazole-3-carboxylicacid, 5-methyl-; 5-METHYL-1,2,4-OXADIAZOLE-3-CARBOXYLIC ACID |  | C4H4N2O3 | 詳情 | 供應商 | |
| 181711-47-7 | 1,2,5-Oxadiazol-3(2H)-one,4-acetyl-; 1,2,5-Oxadiazol-3(2H)-one, 4-acetyl- (9CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 148122-20-7 | 1,2,5-Oxadiazole-3-carboxylicacid, methyl ester; Furazancarboxylicacid, methyl ester |  | C4H4N2O3 | 詳情 | 供應商 | |
| 496-76-4 | 2,4,5-三叔丁基苯酚; 2,4DTBP; 2,4酚; 2,4,5-三羥基嘧啶 | 2,4,5(3H)-Pyrimidinetrione,dihydro-; Isobarbituricacid (6CI,7CI,8CI); 5-Hydroxyuracil; NSC 95958 |  | C4H4N2O3 | 詳情 | 供應商 |
| 102618-92-8 | 2H-1,3,5-Oxadiazine-2,4(3H)-dione,6-methyl-; 2H-1,3,5-Oxadiazine-2,4(3H)-dione, 6-methyl- |  | C4H4N2O3 | 詳情 | 供應商 | |
| 223674-01-9 | 2,4,6-Pyrimidinetriol; 2,4,6-Pyrimidinetriol (9CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 223673-88-9 | 2(1H)-Pyrimidinone,4,6-dihydroxy-; 2(1H)-Pyrimidinone, 4,6-dihydroxy- (9CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 95035-33-9 | 2,4(3H,5H)-Pyrimidinedione,5-hydroxy-; 2,4(3H,5H)-Pyrimidinedione, 5-hydroxy- (9CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 98020-41-8 | 4(3H)-Pyrimidinone,5,6-dihydroxy-; 4(1H)-Pyrimidinone,5,6-dihydroxy- (9CI); 4,5,6-Pyrimidinetriol (6CI) |  | C4H4N2O3 | 詳情 | 供應商 | |
| 944900-52-1 | 2-氨基-1,3-惡唑-4-羧酸 | 2- amino-1,3-oxazole-4-carboxylic acid; 2- amino-1,3-oxazole-4-carboxylic acid; 2-Aminooxazole-4-carboxylic acid |  | C4H4N2O3 | 詳情 | 供應商 |
| 20636-41-3 | 5-羥基尿嘧啶 | 2,4,5-TRIHYDROXYPYRIMIDINE; ISOBARBITURIC ACID; ISOBARBOTURIC ACID; 2,4,5-TRIHYDROXYPYRIMIDINE; 5-HYDROXYURACIL; pyrimidine-2,4,5-triol; 2,4(1H,3H)-Pyrimidinedione, 5-hydroxy- (9CI); 5-hydroxy-1H-pyrimidine-2,4-dione |  | C4H4N2O3 | 詳情 | 供應商 |
| 58677-34-2 | 4-甲基呋咱-3-羧酸; 4-甲基呋咱-3-羧酸 | 4-methyl-1,2,5-oxadiazole-3-carboxylic acid; 4-methyl-1,2,5-oxadiazole-3-carboxylic acid(SALTDATA: FREE) |  | C4H4N2O3 | 詳情 | 供應商 |