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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 53485312Generated: October 23, 2026

3,5-Dibromopyridine-2-sulfonic acid

3,5-Dibromoyridine-2-sulfonic acid · 2-Pyridinesulfonic acid, 3,5-dibromo-

https://huagongshe.com/en/chemical/53485312

3,5-Dibromopyridine-2-sulfonic acid molecular structure

Identifiers & Physical Properties

CAS No.856163-60-5
Molecular formulaC5H3Br2NO3S
Average molar mass316.96 g/mol
Monoisotopic mass314.82003816 g/mol
SMILESO=S(=O)(O)c1ncc(Br)cc1Br
InChIKeyRTQRTISCNCOXMO-UHFFFAOYSA-N
PubChem CID53485312
DTXSIDDTXSID30704504

Chemical & Physical Properties

XLogP1.3
Topological polar surface area75.6
Hydrogen bond donors1
Hydrogen bond acceptors4
Rotatable bonds1
Heavy atoms12
Formal charge0
Complexity250
Density2.300±0.06 g/cm3(Predicted)
pKa (acidity coefficient)-2.19±0.50(Predicted)