| Name | 7-hydroxy-1,3-naphthalenedisulfonic acid, dipotassium salt |
| Synonyms | G salt Cholic Acid Impurity 6 Y ACID DIPOTASSIUM SALT Potassium2-naphthol-6,8-disulfonate 2-Naphthol-6,8-Dipotassium Disulfonate 2-NAPHTHOL-6,8-DISULFONIC ACID DIPOTASSIUM SALT dipotassium 7-hydroxynaphthalene-1,3-disulfonate 7-hydroxynaphthalene-1,3-disulfonate dipotassium 2-HYDROXY-6,8-DISULFONAPHTHALENE DIPOTASSIUM SALT Dipotassium 7-Hydroxynaphthalene-1,3-Disulphonate 3-naphthalenedisulfonicacid,7-hydroxy-dipotassiumsalt 7-hydroxy-1,3-naphthalenedisulfonic acid, dipotassium salt |
| CAS | 842-18-2 |
| EINECS | 212-672-4 |
| InChI | InChI=1/C10H8O7S2/c11-7-2-1-6-3-8(18(12,13)14)5-10(9(6)4-7)19(15,16)17/h1-5,11H,(H,12,13,14)(H,15,16,17)/p-2 |
| Molecular Formula | C10H6K2O7S2 |
| Molar Mass | 380.48 |
| Melting Point | >300°C |
| Solubility | Methanol (Slightly), Water (Slightly) |
| Appearance | Solid |
| Color | Off-White to Light Grey |
| Storage Condition | Room Temperature |
| MDL | MFCD00066361 |
| Physical and Chemical Properties | White needle-like crystals, dry or slurry-like morphology. |
| Use | Used as acid dye intermediate, can make edible pigment |
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| HS Code | 29089990 |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | used as acid dye intermediate, can make edible pigment |