US PATENT SUBCLASS 504 / 236
.~.~.~.~ 1,2-diazines (including hydrogenated)

Current as of: June, 1999
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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}
235  DF  .~.~.~ Hetero ring is six-membered consisting of two nitrogens and four carbons (e.g., 1,4-diazines, etc.) {2}
236.~.~.~.~ 1,2-diazines (including hydrogenated) {2}
237  DF  .~.~.~.~.~> Nitrogen attached directly to the diazine ring by nonionic bonding
238  DF  .~.~.~.~.~> Chalcogen bonded directly to ring carbon of the diazine ring

DEFINITION

Classification: 504/236

1, 2-diazines (including hydrogenated):

(under subclass 235) Compositions wherein the six-membered hetero ring has nitrogens in the 1- and 2-positions, and carbons in the remaining four positions.

(1) Note. An example of a compound provided for herein is:

[figure]