6-Amino-4-hydroxy-2-naphthalenesulfonic acid Gamma Acid with 99% purity cas 90-51-7
6-Amino-4-hydroxy-2-naphthalenesulfonic acid Basic information | |
Product Name: | 6-Amino-4-hydroxy-2-naphthalenesulfonic acid |
CAS: | 90-51-7 |
MF: | C10H9NO4S |
MW: | 239.25 |
EINECS: | 202-000-8 |
6-Amino-4-hydroxy-2-naphthalenesulfonic acid Chemical Properties | |
density | 1.4338 (rough estimate) |
refractive index | 1.6500 (estimate) |
pka | -0.20±0.40(Predicted) |
Water Solubility | 4.5g/L(hot water) |
InChIKey | HBZVNWNSRNTWPS-UHFFFAOYSA-N |
CAS DataBase Reference | 90-51-7(CAS DataBase Reference) |
EPA Substance Registry System | 2-Naphthalenesulfonic acid, 6-amino-4-hydroxy- (90-51-7) |
COA
Specification | TARGET VALUE | ||
Min | Max | ||
Infrared spectrum | Conforms to Structure | ||
Appearance | grey to black powder | ||
Purity(HPLC) | 90.00% | 100% | 100 % |
Purity(neutralization titration) | 90.00% | 100% | 100 % |
Water by Karl Fischer | 0% | 10% | 10% |