Badlueva, T. V. published the artcileNew proton-conductive membrane for fuel cell applications, Quality Control of 636-73-7, the publication is Izvestiya VUZov, Prikladnaya Khimiya i Biotekhnologiya (2014), 15-19, database is CAplus.
Proton conductive membranes based on tetra-Et orthosilicate and pyridine-3-sulfonic acid have been synthesized. The characteristics of the received membranes: proton-conductivity at different temperatures and structure were studied.
Izvestiya VUZov, Prikladnaya Khimiya i Biotekhnologiya published new progress about 636-73-7. 636-73-7 belongs to pyridine-derivatives, auxiliary class Pyridine,Sulfonic acid, name is Pyridine-3-sulfonic acid, and the molecular formula is C5H5NO3S, Quality Control of 636-73-7.
Referemce:
https://en.wikipedia.org/wiki/Pyridine,
Pyridine | C5H5N – PubChem