4-Pyridinesulphonic acid
- CAS NO.：5402-20-0
- Empirical Formula: C5H5NO3S
- Molecular Weight: 159.16
- MDL number: MFCD00234082
- SAFETY DATA SHEET (SDS)
- Update Date: 2022-12-30 16:20:48
What is 4-Pyridinesulphonic acid?
The Uses of 4-Pyridinesulphonic acid
4-Pyridinesulphonic acid is an organic synthetic reagent for the preparation of 4-dimethylaminopyridine and its derivatives. It is also involved in the preparation of hydrogen sensor elements.
Properties of 4-Pyridinesulphonic acid
| Melting point: | 330℃ (DEC.) |
| Density | 1.509 |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| pka | -2.85±0.50(Predicted) |
Safety information for 4-Pyridinesulphonic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. 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-Pyridinesulphonic acid
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