2-Mercaptopyridine oxidizes to 2,2’-dipyridyl disulfide.
As amines are good catalysts for the oxidation of thiols to disulfides, this process is autocatalytic.

2-Mercaptopyridine can also be prepared by hydride reduction of 2,2’-dipyridyl disulfide.

C₅H₄NSSC₅H₄N + 2H → 2HSC₅H₄N
2-Mercaptopyridine oxidizes to 2,2’-dipyridyl disulfide. As amines are good catalysts for the oxidation of thiols to disulfides, this process is autocatalytic.
2-Mercaptopyridine can also be prepared by hydride reduction of 2,2’-dipyridyl disulfide.
C₅H₄NSSC₅H₄N + 2H → 2HSC₅H₄N
2-Mercaptopyridine