US PATENT SUBCLASS 548 / 266.6
.~.~.~.~.~ The additional unsaturated hetero ring and the triazole ring are attached to the same acyclic atom or to the same acyclic chain

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548 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
*  DD  .~ HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1) {4}
100  DF  .~.~ Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.) {18}
262.2  DF  .~.~.~ 1,2,4-triazoles (including hydrogenated) {13}
266.2  DF  .~.~.~.~ Additional unsaturated hetero ring attached directly or indirectly to the triazole ring by nonionic bonding {2}
266.6.~.~.~.~.~ The additional unsaturated hetero ring and the triazole ring are attached to the same acyclic atom or to the same acyclic chain

DEFINITION

Classification: 548/266.6

(under subclass 266.2) Compounds wherein the triazole ring and the additional unsaturated hetero ring are attached to the same acyclic atom or to the same acyclic chain.

(1) Note. Examples of compounds provided for herein are: [figure] [figure]