Name | 2-Pyridinesulfonic acid |
Synonyms | NSC 5081 TAK438 Impurity 26 Vonoprazan Impurity 37 2-Pyridinesulfonic acid 2-PYRIDINESULFONIC ACID PYRIDINE-2-SULFONIC ACID 2-PYRIDINESULPHONIC ACID pyridine-2-sulfonic acid Pyridine-2-sulphonic acid alpha-Pyridinesulfonic acid 2-Pyridinesulfonic acid (8CI)(9CI) |
CAS | 15103-48-7 |
EINECS | 628-400-6 |
InChI | InChI=1/C5H5NO3S/c7-10(8,9)5-3-1-2-4-6-5/h1-4H,(H,7,8,9) |
Molecular Formula | C5H5NO3S |
Molar Mass | 159.16 |
Density | 1.509±0.06 g/cm3(Predicted) |
Melting Point | 244-249 °C |
Water Solubility | almost transparency |
Appearance | powder to crystal |
Color | White to Light yellow |
pKa | -2.92±0.18(Predicted) |
Storage Condition | Inert atmosphere,Room Temperature |
Refractive Index | 1.576 |
Hazard Symbols | C - Corrosive |
Risk Codes | 34 - Causes burns |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
UN IDs | UN 2585 8/PG 3 |
WGK Germany | 3 |
HS Code | 29333990 |
Hazard Class | 8 |
Packing Group | III |