| CAS登錄號 | 中文名 | 英文名 | 分子結構式 | 分子式 | 詳情 | 供應商 |
| 7446-11-9 | 三氧化硫; 硫酸酐 | Sulfur trioxide; Sulfuric anhydride |  | O3S | 詳情 | 供應商 |
| 26412-87-3 | 三氧化硫吡啶; 吡啶三氧化硫 | Pyridine Sulfur trioxide; Sulfur trioxide pyridine complex |  | C5H5N.SO3 | 詳情 | 供應商 |
| 26453-21-4 | Ethylamine,N,N-dimethyl-, compd. with Sulfur trioxide (1:1) (8CI); Sulfurtrioxide, compd. with N,N-dimethylethylamine (1:1) (8CI) |  | C4H11NO3S | 詳情 | 供應商 | |
| 12210-38-7 | Sulfate(1-), trioxo-(9CI); Sulfurtrioxide, ion(1-) (8CI); Sulfite ion radical(1-); Sulfite radical anion; Sulfite radical anion (SO3-); Sulfur oxide (SO31-); Sulfur oxide ion (SO3-); Sulfur trioxide anion; Sulfur trioxide ion (SO31-); trioxosulfate ion(1-); trioxosulfate(1-) |  | O3S | 詳情 | 供應商 | |
| 29584-42-7 | Sulfur trioxide N,N-dimethylformamide complex |  | HCON(CH3)2 · SO3 | 詳情 | 供應商 | |
| 761-01-3 | Sulfur trioxide triethylamine complex |  | (CH3CH2)3N · SO3 | 詳情 | 供應商 | |
| 3162-58-1 | Sulfur trioxide trimethylamine complex |  | (CH3)3N · SO3 | 詳情 | 供應商 | |
| 143413-58-5 | Sulfur trioxIDE N-ETHYLDIISOPROPYLAMINE COMPLEX; Sulfur trioxIDE N-ETHYLDIISOPROPYLAMINE COMPLEX; N-ETHYLDIISOPROPYLAMINE Sulfur trioxIDECOMPLEX |  | C8H19NO3S | 詳情 | 供應商 |