Benzenesulfonic acid, 4-methyl-, compd. with pyridine (1:1)
Pyridine, p-toluenesulfonate
Pyridine, 4-methylbenzenesulfonate
Pyridinium p-toluenesulfonate
Pyridinium tosylate
Pyridinium 4-toluenesulfonate
PPTS
Pyridinium p-tosylate
4-Methylbenzenesulfonic acid pyridinium salt
Pyridinum p-toluenesulfonate
Pyridinium p-toluensulfonate