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4-Pyridinesulphonic acid Structure

4-Pyridinesulphonic acid

  • Product Name4-Pyridinesulphonic acid
  • CAS5402-20-0
  • CBNumberCB6215149
  • MFC5H5NO3S
  • MW159.16
  • MDL NumberMFCD00234082
  • MOL File5402-20-0.mol

Chemical Properties

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)
Appearance White to off-white Solid
InChI InChI=1S/C5H5NO3S/c7-10(8,9)5-1-3-6-4-2-5/h1-4H,(H,7,8,9)
InChIKey PTWLOSARXIJRRJ-UHFFFAOYSA-N
SMILES C1=NC=CC(S(O)(=O)=O)=C1

Safety

Symbol(GHS)  Exclamation Mark (GHS07)
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352-P305+P351+P338
Hazard Codes  C
HS Code  2933399090

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