7-aminonaphthalene-1,3-disulfonic acid
7-Amino-1,3-naphthalenedisulfonic acid
CAS: 86-65-7
Molecular Formula: C10H9NO6S2
7-aminonaphthalene-1,3-disulfonic acid - Names and Identifiers
| Name | 7-Amino-1,3-naphthalenedisulfonic acid |
| Synonyms | K-ACID Amino G acid AMINO K ACID Amido G acid 1,3-Disulfo-7-naphthylamine 7-aminonaphthalene-1,3-disulfonate 7-Naphthylamine-1,3-disulfonic acid 7-amino-3-naphthalenedisulfonicacid 7-Amino-1,3-naphthalenedisulfonic acid 7-aminonaphthalene-1,3-disulfonic acid 7-aminonaphthalene-1,3-disulphonic acid 7-Amino-1,3-naphthalenedisulfonic acid, tech. 2-NAPHTHYLAMINE-6,8-DISULFONIC ACID (AMINO G SALT) |
| CAS | 86-65-7 |
| EINECS | 201-689-2 |
| InChI | InChI=1/C10H9NO6S2/c11-7-2-1-6-3-8(18(12,13)14)5-10(9(6)4-7)19(15,16)17/h1-5H,11H2,(H,12,13,14)(H,15,16,17)/p-2 |
7-aminonaphthalene-1,3-disulfonic acid - Physico-chemical Properties
| Molecular Formula | C10H9NO6S2 |
| Molar Mass | 303.31 |
| Density | 1.6329 (rough estimate) |
| Melting Point | 300°C |
| Water Solubility | soluble |
| Appearance | Powder or Needles |
| Color | Off-white to beige-green to light brown |
| pKa | -0.93±0.40(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.7330 (estimate) |
7-aminonaphthalene-1,3-disulfonic acid - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S28A - |
| UN IDs | 1759 |
| HS Code | 29214900 |
| Hazard Class | 8 |
| Packing Group | III |
7-aminonaphthalene-1,3-disulfonic acid - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | used as an intermediate in the synthesis of reactive dyes and organic pigments used in the dye industry to produce a variety of acid dyes, edible colorant |
Last Update：2024-04-09 21:04:16
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