US PATENT SUBCLASS 546 / 212
.~.~.~.~.~.~ The additional hetero ring consists of one sulfur and four carbons


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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  DF  .~.~.~.~ Additional ring containing {9}
207  DF  .~.~.~.~.~ The additional ring is a hetero ring {3}
212.~.~.~.~.~.~ The additional hetero ring consists of one sulfur and four carbons {1}
213  DF  .~.~.~.~.~.~.~> Carbocyclic ring containing


DEFINITION

Classification: 546/212

The additional hetero ring consists of one sulfur and four carbons:

(under subclass 207) Compounds in which the additional hetero ring consists of one ring sulfur and four ring carbons.

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