US PATENT SUBCLASS 548 / 264.8
.~.~.~.~ Nitrogen attached directly to the triazole ring by nonionic bonding


Current as of: June, 1999
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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}
264.8.~.~.~.~ Nitrogen attached directly to the triazole ring by nonionic bonding {3}
265.2  DF  .~.~.~.~.~> Plural nitrogens attached directly to the triazole ring by nonionic bonding
265.4  DF  .~.~.~.~.~> Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen
265.6  DF  .~.~.~.~.~> The nitrogen is further bonded to hydrogen only


DEFINITION

Classification: 548/264.8

(under subclass 262.2) Compounds wherein the triazole ring is attached directly to nitrogen by nonionic bonding.