| Identification | Back Directory | [Name]
3-hydroxynaphthalene-2,7-disulphonic acid, sodium salt | [CAS]
15883-57-5 | [Synonyms]
2,NAPHTHOL-3,6-DISULPHONICACID,DISODIUMSALT
3-hydroxynaphthalene-2,7-disulphonic acid, sodium salt | [EINECS(EC#)]
240-020-9 | [Molecular Formula]
C10H9NaO7S2 | [MOL File]
15883-57-5.mol | [Molecular Weight]
328.28 |
| Chemical Properties | Back Directory | [Melting point ]
>282oC (dec.) | [storage temp. ]
Hygroscopic, Refrigerator, under inert atmosphere | [solubility ]
DMSO (Slightly, Heated), Methanol (Slightly, Heated) | [form ]
Solid | [color ]
Off-White to Light Brown |
| Hazard Information | Back Directory | [Uses]
3-Hydroxy-2,7-naphthalenedisulfonic Acid is a coupling component used in preparation of disazo urea dyes and dyes derived from 4-4''-diaminodiphenylurea. |
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