| 1 | 27355-22-2 | 热必斯 | Fthalide | C8H2Cl4O2
| 农药;杀菌剂;杀菌剂类;农药原料;化学保护剂;分析标准品;农残、兽药及化肥类 | |
| 2 | | 2,3,7,8-Tetrachloro-1,4-benzodioxin | 2,3,7,8-Tetrachloro-1,4-benzodioxin | C8H2Cl4O2
| | |
| 3 | | 3,6-Dichlorophthalic acid dichloride | 3,6-Dichlorophthalic acid dichloride | C8H2Cl4O2
| | |
| 4 | 60047-48-5 | 4,5-Dichloroisophthalic acid dichloride | 4,5-Dichloroisophthalic acid dichloride | C8H2Cl4O2
| | |
| 5 | | 2,3-Dichloroterephthalic acid dichloride | 2,3-Dichloroterephthalic acid dichloride | C8H2Cl4O2
| | |
| 6 | 3421-67-8 | 1,4-Benzenedicarboxaldehyde, 2,3,5,6-tetrachloro- | 1,4-Benzenedicarboxaldehyde, 2,3,5,6-tetrachloro- | C8H2Cl4O2
| | |