4-Amino-5-methoxy-2-methylbenzenesulfonic Acid
- CAS NO.：6471-78-9
- Empirical Formula: C8H11NO4S
- Molecular Weight: 217.24
- MDL number: MFCD00035949
- EINECS: 229-319-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:07:17
What is 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid?
Chemical properties
Light Grey Solid
The Uses of 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid
An intermediate of azo dyes. Mutagenic.
What are the applications of Application
4-Amino-5-methoxy-2-methylbenzenesulfonic Acid is an intermediate of azo dyes
Properties of 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid
| Melting point: | >205°C (dec.) |
| Boiling point: | 398.51℃[at 101 325 Pa] |
| Density | 1.403±0.06 g/cm3(Predicted) |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | DMSO (Slightly, Heated), Water (Slightly, Heated) |
| form | Solid |
| pka | -1.09±0.50(Predicted) |
| color | Light Grey |
| Water Solubility | 6.208g/L at 25℃ |
| CAS DataBase Reference | 6471-78-9(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonic acid, 4-amino-5-methoxy-2-methyl- (6471-78-9) |
Safety information for 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 4-Amino-5-methoxy-2-methylbenzenesulfonic Acid
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