Chloropyridine

4-Bromo-2,3,5,6-tetrachloropyridine

[2-[(3-ethoxycarbonyl-5,6-dihydro-4h-cyclopenta[b]thiophen-2-yl)amino]-2-oxoethyl] 3,4,5-trichloropyridine-2-carboxylate

2-(sec-Butylthio)-4-chloropyridine

5-Butyl-2-chloropyridine

6-Chloropyridine-2-sulphonic acid