489-78-1
489-78-1 structure
- Name: 5-Amino-1-naphthol-3-sulfonic Acid
- Chemical Name: 5-Amino-1-naphthol-3-sulfonic Acid Hydrate
- CAS Number: 489-78-1
- Molecular Formula: C10H9NO4S
- Molecular Weight: 239.24800
- Catalog: Organic raw materials Amino compound Sulfonic acid amino compound
- Create Date: 2018-07-22 12:35:40
- Modify Date: 2024-01-22 09:51:36
| Name | 5-Amino-1-naphthol-3-sulfonic Acid Hydrate |
|---|---|
| Synonyms |
MFCD00035712
EINECS 207-700-7 M Acid Hydrate 5-Amino-1-naphthol-3-sulfonic Acid 8-Amino-4-hydroxy-2-naphthalenesulfonic Acid Hydrate 8-amino-4-hydroxynaphthalene-2-sulfonic acid |
| Density | 0.5879 |
|---|---|
| Boiling Point | −6.9 °C(lit.) |
| Melting Point | −140 °C |
| Molecular Formula | C10H9NO4S |
| Molecular Weight | 239.24800 |
| Flash Point | -80 °C |
| Exact Mass | 239.02500 |
| PSA | 109.00000 |
| LogP | 3.03630 |
| Vapour density | 2 (vs air) |
| Index of Refraction | 1.3811 |
| Freezing Point | -140.34℃ |
| Risk Phrases | 36/37/38 |
|---|---|
| Safety Phrases | S26-S36/37/39 |
| HS Code | 2922299090 |
| Precursor 4 | |
|---|---|
| DownStream 1 | |
| HS Code | 2922299090 |
|---|---|
| Summary | 2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |