1-aminobenzene-5-.beta.-sulfatoethylsulfone-2,4-disulfonic...

C - Chemistry – Metallurgy – 09 – B

Patent

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260/503, 260/465

C09B 29/34 (2006.01) C09B 29/00 (2006.01)

Patent

CA 1038399

Abstract of the Disclosure: New compounds had been found which correspond to the formula Image as well as processes for preparing them by sulfonation of 3-.beta.-sulfato- or 3-.beta.-hydroxyethylsulfonyl - aminobenzene. The novel compounds are valuable intermediary products for the preparation of azo fibre-reactive dyestuffs which have very good dyeing properties and a high fibre-reactivity yielding dyeings of excellent fastnesses, especially to light and wet processing.

211513

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