2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
- CAS NO.：27310-25-4
- Empirical Formula: C10H9NO9S3
- Molecular Weight: 383.37
- MDL number: MFCD00035851
- EINECS: 248-394-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-03-13 11:54:02
What is 2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID?
Chemical properties
Dark brown with blue fluorescent solution. Stable in neutral and acid-base media.
The Uses of 2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
2-Naphthyl amine-4,6,8-trisulfonic acid is used as dyes intermediate to manufacture active golden yellow K-2RAZ, active bright orange K-7R, active bright yellow KN-7G, active yellow M-5R, active golden yellow K-2RA, etc.
Synthesis
2-Naphthyl amine-4,6,8-trisulfonic acid was synthesizd by 2-naphthylamine-4,8-disulfonic acid sulfonated with 20% oleum at 125-170°C for 17h.
Properties of 2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
| Density | 1.974±0.06 g/cm3(Predicted) |
| storage temp. | Inert atmosphere,Room Temperature |
| pka | -1.63±0.40(Predicted) |
| CAS DataBase Reference | 27310-25-4(CAS DataBase Reference) |
| EPA Substance Registry System | 7-Amino-1,3,5-naphthalenetrisulfonic acid (27310-25-4) |
Safety information for 2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P310:Immediately call a POISON CENTER or doctor/physician. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-NAPHTHYLAMINE-4,6,8-TRISULFONIC ACID
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