US PATENT SUBCLASS 546 / 192
.~.~.~.~ Additional ring containing


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



546 /   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) {1}
1  DF  .~.~ Hetero ring is six-membered consisting of one nitrogen and five carbons {24}
184  DF  .~.~.~ Piperidines {8}
192.~.~.~.~ Additional ring containing {9}
193  DF  .~.~.~.~.~> Pyridine ring or partially hydrogenated pyridine ring {1}
195  DF  .~.~.~.~.~> The additional ring is one of the cyclos in a polycyclo ring system {3}
207  DF  .~.~.~.~.~> The additional ring is a hetero ring {3}
215  DF  .~.~.~.~.~> Cyano bonded directly to the piperidine ring
216  DF  .~.~.~.~.~> Chalcogen bonded directly to ring carbon of the piperidine ring {3}
223  DF  .~.~.~.~.~> Nitrogen attached directly to the piperidine ring by nonionic bonding {1}
225  DF  .~.~.~.~.~> Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring {2}
229  DF  .~.~.~.~.~> Nitrogen attached indirectly to the piperidine ring by nonionic bonding {3}
236  DF  .~.~.~.~.~> Chalcogen attached indirectly to the piperidine ring by nonionic bonding {2}


DEFINITION

Classification: 546/192

Additional ring containing:

(under subclass 184) Compounds which contain an additional ring.

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