120-98-9
120-98-9 structure
- Name: 5-Amino-4-hydroxy-1,3-benzenedisulfonic acid
- Chemical Name: 5-Amino-4-hydroxybenzene-1,3-disulfonic acid
- CAS Number: 120-98-9
- Molecular Formula: C6H7NO7S2
- Molecular Weight: 269.252
- Catalog: Organic raw materials Amino compound Sulfonic acid amino compound
- Create Date: 2018-12-26 00:01:53
- Modify Date: 2025-08-24 11:46:32
| Name | 5-Amino-4-hydroxybenzene-1,3-disulfonic acid |
|---|---|
| Synonyms |
MFCD00035911
1,3-Benzenedisulfonic acid, 5-amino-4-hydroxy- 5-amino-4-hydroxybenzene-1,3-disulfonic acid 5-Amino-4-hydroxy-1,3-benzenedisulfonic acid EINECS 204-441-1 |
| Density | 2.0±0.1 g/cm3 |
|---|---|
| Melting Point | 170 °C |
| Molecular Formula | C6H7NO7S2 |
| Molecular Weight | 269.252 |
| Exact Mass | 268.966400 |
| PSA | 171.75000 |
| LogP | -3.03 |
| Index of Refraction | 1.703 |
| Hazard Codes | Xn |
|---|---|
| Risk Phrases | R36/37/38:Irritating to eyes, respiratory system and skin . R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . |
| Safety Phrases | S22-S24/25-S37/39 |
| WGK Germany | 3 |
| HS Code | 2922299090 |
|
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120-98-9 |
| Literature: Chemische Berichte, , vol. 55, p. 2852 |
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120-98-9 |
| Literature: Chemische Berichte, , vol. 55, p. 2852 |
| 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% |