117-56-6
117-56-6 structure
- Name: 1,5-Naphthalenedisulfonicacid, 4-hydroxy-
- Chemical Name: 4-hydroxynaphthalene-1,5-disulfonic acid
- CAS Number: 117-56-6
- Molecular Formula: C10H8O7S2
- Molecular Weight: 304.29600
- Create Date: 2017-05-01 20:36:50
- Modify Date: 2025-08-20 12:42:19
| Name | 4-hydroxynaphthalene-1,5-disulfonic acid |
|---|---|
| Synonyms |
Naphthol-(1)-disulfonsaeure-(4.8)
4-Hydroxy-naphthalin-1,5-disulfonsaeure 4-hydroxy-1,5-disulphonaphthalene 1-naphthol-4,8-disulfonic acid 4-hydroxynaphthalene-1,5-disulphonic acid 1-hydroxy-naphthalene-4.8-disulfonic acid EINECS 204-197-6 4-hydroxy-naphthalene-1,5-disulfonic acid Schoellkopf's acid schollkopf's acid(van) |
| Density | 1.816g/cm3 |
|---|---|
| Molecular Formula | C10H8O7S2 |
| Molecular Weight | 304.29600 |
| Exact Mass | 303.97100 |
| PSA | 145.73000 |
| LogP | 3.20040 |
| Index of Refraction | 1.725 |
| HS Code | 2908999090 |
|---|
| HS Code | 2908999090 |
|---|---|
| Summary | 2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |