2-(4-Pyridyl)ethanesulfonic acid; 4-Pyridylethylsulfonic acid; 2-(4-Pyridyl)ethanesulphonic acid; [ChemIDplus] UN2585
White powder; [Alfa Aesar MSDS]
Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; [Alfa Aesar MSDS]
The Guide in the Emergency Response Guidebook is for "Alkyl sulfonic acids, solid, with not more than 5% free sulfuric acid."
No other related information on this agent was found.