-
Name
4-PYRIDINESULPHONIC ACID
- EINECS
- CAS No. 5402-20-0
- Density 1.509g/cm3
- Solubility
- Melting Point 330oC (DEC.)
- Formula C5H5 N O3 S
- Boiling Point °Cat760mmHg
- Molecular Weight 159.166
- Flash Point °C
- Transport Information
- Appearance
- Safety
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms NSC 5082
- PSA 75.64000
- LogP 1.40910
4-Pyridinesulfonic acid Chemical Properties
Molecular Structure of 4-Pyridinesulfonic acid (CAS NO.5402-20-0):
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IUPAC Name: pyridine-4-sulfonic acid
Empirical Formula: C5H5NO3S
Molecular Weight: 159.1631
ACD/BCF (pH 5.5): 1
ACD/BCF (pH 7.4): 1
ACD/KOC (pH 5.5): 1
ACD/KOC (pH 7.4): 1
#H bond acceptors: 4
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 64.64 Å2
Index of Refraction: 1.576
Molar Refractivity: 34.9 cm3
Molar Volume: 105.4 cm3
Surface Tension: 61.9 dyne/cm
Density: 1.509 g/cm3
Product Categories: Pyridines
SMILES: O=S(=O)(O)c1ccncc1
InChI: InChI=1/C5H5NO3S/c7-10(8,9)5-1-3-6-4-2-5/h1-4H,(H,7,8,9)
4-Pyridinesulfonic acid Safety Profile
Hazard Codes: 
C
4-Pyridinesulfonic acid Specification
4-Pyridinesulfonic acid , with CAS number of 5402-20-0, can be called pyridine-4-sulfonic acid ; Pyridine-4-sulphonic acid .
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