Name | 6-aminonaphthalene-1,3-disulphonic acid |
Synonyms | amino-iacid kyselinaamino-i 2-naftylamin-5,7-disulfonansodny 6-amino-1,3-naphthalenedisulfonic 6-amino-3-naphthalenedisulfonicacid 2-Naphthylamine-5,7-disulfonicaacid 2-Naphthylamine-5,7-Disulfonic Acid 6-amino-naphthalene-3-disulfonicacid 6-aminonaphthalene-1,3-disulphonicacid 2-Aminonaphthalene-5,7-Disulfonic Acid 6-aminonaphthalene-1,3-disulphonic acid |
CAS | 118-33-2 |
EINECS | 204-246-1 |
InChI | InChI=1/C10H9NO6S2/c11-7-1-2-9-6(3-7)4-8(18(12,13)14)5-10(9)19(15,16)17/h1-5H,11H2,(H,12,13,14)(H,15,16,17) |
Molecular Formula | C10H9NO6S2 |
Molar Mass | 303.31 |
Density | 1.769±0.06 g/cm3(Predicted) |
Boling Point | 568.34℃[at 101 325 Pa] |
Water Solubility | 229g/L at 15℃ |
Vapor Presure | 0Pa at 25℃ |
pKa | -0.91±0.40(Predicted) |
Storage Condition | Warehouse ventilation and low temperature drying |
Refractive Index | 1.733 |
Physical and Chemical Properties | White light long prismatic needle-like crystals, crystals precipitated from water containing 5 molecules of crystal water. The solubility in water at 20 °c was 23%. It is commonly used in the industry of its monosodium salt, single potassium salt, are soluble in water, salt solution has green fluorescence. |
Use | Is the preparation of J acid, BIS J acid, phenyl J acid and scarlet acid intermediates |
UN IDs | 1759 |
Hazard Class | 8 |
Packing Group | III |