US PATENT SUBCLASS 504 / 279
.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the diazole ring

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504 /   HD   PLANT PROTECTING AND REGULATING COMPOSITIONS

116  DF  PLANT GROWTH REGULATING COMPOSITIONS (E.G., HERBICIDES, ETC.) {9}
189  DF  .~ Organic active compound containing {19}
209  DF  .~.~ Hetero ring containing {11}
261  DF  .~.~.~ Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen {10}
275  DF  .~.~.~.~ 1,3-diazoles (including hydrogenated) {3}
279.~.~.~.~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the diazole ring

DEFINITION

Classification: 504/279

Having -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the diazole ring:

(under subclass 275) Compositions in which -C(=X)-, wherein X is chalcogen (i.e., oxygen, sulfur, selenium, or tellurium),

is bonded directly to a ring carbon of the diazole ring.