SUBSTITUTED PYRIDIN-2-ONES AND SUBSTITUTED PYRIDINO-2-THIONES AS BIOCIDAL AGENTS

摘要

1-Hydroxy-6-substd. pyridine-2-one and pyridine-2-thione derivs. of formulae (I), (II) and (III) are new: Y = O, S or NR1; R, R1 = opt. substd. 1-20C hydrocarbon; R", R"' = H or opt. substd. 1-20C hydrocarbon, provided that either R" or R"' is a hydrocarbon; X = O or S; provided that in (III) R is not chlorobenzyl.