130-23-4
130-23-4 structure
- Name: K Acid
- Chemical Name: 1-Amino-8-naphthol-4,6-disulfonic acid
- CAS Number: 130-23-4
- Molecular Formula: C10H9NO7S2
- Molecular Weight: 319.311
- Catalog: Organic raw materials Amino compound Sulfonic acid amino compound
- Create Date: 2019-01-02 20:06:08
- Modify Date: 2025-08-24 15:32:11
| Name | 1-Amino-8-naphthol-4,6-disulfonic acid |
|---|---|
| Synonyms |
1,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
8-amino-1-hydroxynaphthalene-3,5-disulphonic acid 1-amino-8-hydroxy-naphthalene-4,6-disulphonic acid 4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid 4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid 1-hydroxy-8-aminonaphthalene-3,5-disulphonic acid 1 AMINO 8 HYDROXY 4:6 DISULFONIC ACID 5-hydroxy-4-aminonaphthalene-1,7-disulphonic acid 4-amino-5-hydroxy-naphthalene-1,7-disulphonic acid MFCD00035711 K Acid 4-Amino-5-naphthol-1,7-disulfonic acid EINECS 204-982-3 1-amino-8-naphtho-4,6-Disulfonic acid EUROPEAN K-ACID 8-AMINO-1-NAPHTHOL-3,5-DISULFONIC ACID |
| Density | 1.9±0.1 g/cm3 |
|---|---|
| Molecular Formula | C10H9NO7S2 |
| Molecular Weight | 319.311 |
| Exact Mass | 318.982056 |
| PSA | 171.75000 |
| LogP | -2.91 |
| Index of Refraction | 1.764 |
| Hazard Codes | Xi,T |
|---|---|
| Risk Phrases | R41:Risk of serious damage to eyes. |
| Safety Phrases | S26-S39 |
| RIDADR | 2811 |
| WGK Germany | 3 |
| HS Code | 2922299090 |
|
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130-23-4 |
| Literature: US4242258 A1, ; |
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130-23-4 |
| Literature: DE80741 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 4, p. 564 |
| Precursor 2 | |
|---|---|
| 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% |