4-Hydroxypyridine-3-sulfonic acid
- CAS NO.：51498-37-4
- Empirical Formula: C5H5NO4S
- Molecular Weight: 175.16
- MDL number: MFCD02093473
- EINECS: 257-243-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 17:15:13
What is 4-Hydroxypyridine-3-sulfonic acid?
The Uses of 4-Hydroxypyridine-3-sulfonic acid
4-Hydroxy-3-pyridinesulfonic Acid is a useful synthetic intermediate. It is an intermediate used to synthesize 4-methoxy-3-pyridinesulfonyl chloride (M271645) which is a reactant used to prepare (arylpiperazinyl)cyclohexylsulfonamides as potential α1-adrenergic receptor antagonists.
Properties of 4-Hydroxypyridine-3-sulfonic acid
| Melting point: | >300°C |
| Density | 1.686±0.06 g/cm3(Predicted) |
| storage temp. | Inert atmosphere,Room Temperature |
| pka | -2.30±0.33(Predicted) |
| form | powder to crystal |
| color | White to Light yellow to Green |
| Sensitive | Light Sensitive |
| BRN | 7904 |
| CAS DataBase Reference | 51498-37-4(CAS DataBase Reference) |
Safety information for 4-Hydroxypyridine-3-sulfonic acid
| Signal word | Warning |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
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. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 4-Hydroxypyridine-3-sulfonic acid
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