4,4-Diaminodiphenylethylene-2,2-disulfonic acid, China 4,4-Diaminodiphenylethylene-2,2-disulfonic acid Manufacturers, China 4,4-Diaminodiphenylethylene-2,2-disulfonic acid Suppliers

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Details for 4,4-Diaminodiphenylethylene-2,2-disulfonic acid

4,4-Diaminodiphenylethylene-2,2-disulfonic acid

Category :	Dyestuffs and Pigments
CAS NO :	81-11-8
EC NO :	201-325-2
MF :	C₁₄H₁₄N₂O₆S₂
MW :	370.4008
Specification :	99% min
Packing :	25kg 50kg drum or bag
Product description :	Appearance: Yellow needle shaped hygroscopic crystals or white powder Assay: 99% min by HPLC IR Identity: conform to standard HNMR： conform to standard carbon spectrum: conform to standard Water by K. F.:0.5% max or as per the customer’s request Loss on drying:0.5% max. or as per the customer’s request
Uses :	Intermediate of dyes and fluorescent whitening agents 2. Intermediate of dyes and fluorescent whitening agents Production of fluorescent whitening agents, direct freezing - used for the production of fluorescent whitening agents, yellow G, and direct yell
Synonyms :	2,2'-(1,2-Ethylenediyl)bis(5-aminobenzenesulfonic acid); Amsonic acid;4,4'-Diaminostilbene-2,2'-Disulfonic Acid;2,2'-ethene-1,2-diylbis(5-aminobenzenesulfonic acid);4,4'-Diamino-2,2'-stilbenedisulfonic acid;DSD Acid;4,4-Diaminodiphenylethylene-2,2-disulfonic acid;
Molecular Structure :