English name: Aniline-4-beta-ethyl sulfonyl sulfate-2-sulfonic acid
Alias: Sulfonic para base ester
Structural formula:
.gif)
Molecular formula: C8H11O9S3
Molecular weight: 361.37
CAS NO.: 42986-22-1
Quality index:
| Appearance | Light purple tide |
| Content | ≥ 65% |
| Purity | ≥ 92% |
To use: Reactive dye intermediates used in place of para esters.