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DSD acid (4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid)

DSD acid (4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid)
Product Detailed
DSD acid 4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid CAS No: 81-11-8 EINECS No: 201-325-2

DSD acid4,4'-Diaminodiphenylethylene-2,2'-disulfonic acidCAS No: 81-11-8 EINECS No: 201-325-2

Chemical name:4,4'-diamino-stilbene-2,2'-disulphonic acid

Molecular formula:C14H14N2O6S2

Properties: Appearance with light yellow paste or powder. It is easy to dissolve in alcohol, ether and alkali, but not in water. Also, it is apt to be oxidized to show red colour and have the nature of fragrant acid..

Uses: dsd acid is mainly used in intermediates of fluorescer and varieties dyes.

Packing:25kg or 40kg woven bag or following your demand.

Quality index:

ItemIndex
Appearancelight yellow powder
Total amino group value95% min
Benzyl matter0.25% max
Insoluble matter in alkali0.1% max
Moisture2% max
Chroma9°max

DSD acid (4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid)



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