| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 88-14-2 | 糠酸; 2-糠酸; 2-呋喃甲酸 | 2-Furoic acid; 2-Furancarboxylic acid; Furan-2-carboxylic acid |  | C5H4O3 | 详情 | 供应商 |
| 488-93-7 | 3-糠酸; 3-呋喃甲酸 | 3-Furoic acid; 3-Furancarboxylic acid |  | C5H4O3 | 详情 | 供应商 |
| 616-02-4 | 柠康酸酐; 2-甲基马来酸酐 | Citraconic anhydride; 2-Methylmaleic anhydride; CTA |  | C5H4O3 | 详情 | 供应商 |
| 2170-03-8 | 衣康酸酐; 2-亚甲基丁二酸酐 | Itaconic anhydride; 2-Methylenesuccinic anhydride |  | C5H4O3 | 详情 | 供应商 |
| 26447-28-9 | Furancarboxylic acid; Furoic acid(8CI) |  | C5H4O3 | 详情 | 供应商 | |
| 15849-14-6 | 1,2,4-Cyclopentanetrione |  | C5H4O3 | 详情 | 供应商 | |
| 496-64-0 | 2H-Pyran-2-one,3-hydroxy-; 2,4-Pentadienoicacid, 2,5-dihydroxy-, d-lactone (6CI,7CI); 3-Hydroxy-2-pyrone; 3-Hydroxy-2H-pyran-2-one; 3-Hydroxy-a-pyrone; 3-Hydroxypyran-2-one |  | C5H4O3 | 详情 | 供应商 | |
| 50607-32-4 | 2H-Pyran-2-one,4-hydroxy-; 4-Hydroxy-2-pyranone; 4-Hydroxy-2-pyrone; 4-Hydroxy-2H-pyran-2-one |  | C5H4O3 | 详情 | 供应商 | |
| 31470-16-3 | 2H-Pyran-2,4(3H)-dione; 4-Pentenoicacid, 5-hydroxy-3-oxo-, d-lactone (6CI) |  | C5H4O3 | 详情 | 供应商 | |
| 107997-81-9 | 2(5H)-Furanone,5-(hydroxymethylene)- |  | C5H4O3 | 详情 | 供应商 | |
| 76031-43-1 | 2H-Pyran-3,4-dione; 2H-Pyran-3,4-dione(9CI) |  | C5H4O3 | 详情 | 供应商 | |
| 125973-97-9 | 3-Furancarboxaldehyde,2,5-dihydro-5-oxo- |  | C5H4O3 | 详情 | 供应商 | |
| 29769-75-3 | 3-Cyclobutene-1,2-dione,3-hydroxy-4-methyl-; Cyclobutenedione,hydroxymethyl- (8CI); 3-Hydroxy-4-methyl-3-cyclobuten-1,2-dione; 4-Methyl-3-hydroxycyclobut-3-ene-1,2-dione; Methylhydroxycyclobutenedione; Methylsquarate |  | C5H4O3 | 详情 | 供应商 | |
| 496-63-9 | 4H-Pyran-4-one,3-hydroxy-; 3-Hydroxy-4-pyrone; 3-Hydroxy-4H-pyran-4-one; 3-Hydroxypyran-4-one; NSC 78608; Pyrocomenic acid; Pyromeconic acid |  | C5H4O3 | 详情 | 供应商 | |
| 5617-74-3 | 3-氧杂二环[3.1.0]己烷-2,4-二酮 | 3-OXABICYCLO[3.1.0]HEXANE-2,4-DIONE; 3-OXABICYCLO[3.1.0]HEXANE-2,4-DIONE; 1,2-CYCLOPROPANE DICARBOXYLIC ANHYDRIDE; CYCLOPROPANE-2,3 DICARBOXYLIC ACID ANHYDRIDE; 3-Oxabicyclo[3.1.0]hexane-2,4-dione,98% |  | C5H4O3 | 详情 | 供应商 |
| 5926-95-4 | 2H-Pyran-2,6(3H)-dione |  | C5H4O3 | 详情 | 供应商 | |
