US PATENT SUBCLASS 556 / 124
.~.~.~.~.~.~ Hydrogen or -C(=X)-, wherein X is chalcogen, bonded directly to the chalcogen (e.g., H-X-Metal-Ring-H, -C(=X)X-Metal-Ring-H, phenyl mercury hydroxides, phenyl mercury acetates, etc.)

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

Internet Version by PATENTEC © 1999      Terms of Use


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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {3}
1  DF  .~ HEAVY METAL CONTAINING (e.g., Ga, In or T1, etc.) {19}
118  DF  .~.~ Zinc, cadmium, or mercury containing (Zn, Cd, or Hg) {3}
121  DF  .~.~.~ Carbon bonded directly to the metal {3}
122  DF  .~.~.~.~ Chalcogen bonded directly to the metal {2}
123  DF  .~.~.~.~.~ The carbon is part of a carbocyclic ring (e.g., phenyl mercury nitrate, phenyl mercury phenolates, etc.) {1}
124.~.~.~.~.~.~ Hydrogen or -C(=X)-, wherein X is chalcogen, bonded directly to the chalcogen (e.g., H-X-Metal-Ring-H, -C(=X)X-Metal-Ring-H, phenyl mercury hydroxides, phenyl mercury acetates, etc.) {2}
125  DF  .~.~.~.~.~.~.~> The carbon of the -C(=X)X- group is bonded directly to the carbocyclic ring or to a different carbocyclic ring (e.g., phenyl mercury salicylates, oxymercuric benzoic acid anhydrides, etc.)
126  DF  .~.~.~.~.~.~.~> Additional chalcogen bonded directly to the carbocyclic ring (e.g., acetoxymercury nitrocresols, etc.)

DEFINITION

Classification: 556/124

(under subclass 123) Compounds which hydrogen or -C(=X)X-, wherein X is chalcogen, is bonded directly to the chalcogen.

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