1-Naphthalenesulfonic acid
- CAS NO.：85-47-2
- Empirical Formula: C10H8O3S
- Molecular Weight: 208.23
- MDL number: MFCD00003987
- EINECS: 201-610-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 06:20:40
What is 1-Naphthalenesulfonic acid?
Chemical properties
grey fine crystalline powder
The Uses of 1-Naphthalenesulfonic acid
1-Naphthalenesulfonic acid was used as template molecule to prepare new non-covalent molecularly imprinted polymer for solid-phase extraction of naphthalene sulfonates.
What are the applications of Application
1-Naphthalenesulfonic acid is a template molecule to prepare non-covalent molecularly imprinted polymer
Definition
ChEBI: Naphthalene-1-sulfonic acid is a naphthalenesulfonic acid.
General Description
Mechanism of metabolism of 1-naphthalenesulfonic acid by green algae Scenedesmus obliquus has been investigated.
Purification Methods
Crystallise the acid from conc HCl and twice from H2O. The S-benzylisothiuronium salt has m 137o (from aqueous EtOH). [Beilstein 11 H 155, 11 III 383, 11 IV 521.]
Properties of 1-Naphthalenesulfonic acid
| Melting point: | 77-79 °C (lit.) |
| Boiling point: | 317.43°C (rough estimate) |
| Density | 1.3797 (rough estimate) |
| refractive index | 1.4998 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | alcohol: freely soluble |
| pka | 0.17±0.10(Predicted) |
| form | Solid |
| color | White to Off-White |
| Water Solubility | freely soluble |
| Merck | 14,6376 |
| CAS DataBase Reference | 85-47-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 1-Naphthalenesulfonic acid(85-47-2) |
| EPA Substance Registry System | 1-Naphthalenesulfonic acid (85-47-2) |
Safety information for 1-Naphthalenesulfonic acid
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H290:Corrosive to Metals H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
Computed Descriptors for 1-Naphthalenesulfonic acid
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