US PATENT SUBCLASS 548 / 157
.~.~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the thiazole ring

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}
146  DF  .~.~.~ 1,3-thiazoles (including hydrogenated) {7}
148  DF  .~.~.~.~ Polycyclo ring system having the thiazole ring as one of the cyclos {3}
152  DF  .~.~.~.~.~ Bicyclo ring system having the thiazole ring as one of the cyclos {8}
156  DF  .~.~.~.~.~.~ Plural benzothiazoles (including hydrogenated) {1}
157.~.~.~.~.~.~.~ Chalcogen bonded directly to ring carbon of the thiazole ring {1}
158  DF  .~.~.~.~.~.~.~>.~ Plural benzothiazole ring systems bonded directly to chain consisting of plural sulfurs

DEFINITION

Classification: 548/157

(under subclass 156) Compounds wherein chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) is bonded directly to ring carbon of the thiazole ring.

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

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