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4-β-Hydroxyethylsulfonyl sulfate aniline-2-sulfonic acid

English name: Aniline-4-beta-ethyl sulfonyl sulfate-2-sulfonic acid
Alias: Sulfonic para base ester
Structural formula:  

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.