| 568 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {4} |
| 300 | DF | .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11} |
| 303 | DF | .~.~ Ketones {10} |
| 382 | DF | .~.~.~ Acyclic {5} |
| 383 | DF | .~.~.~.~ Processes {12} |
| 399 | DF | .~.~.~.~.~ Oxidation of organic compound utilizing gaseous oxygen {2} |
| 400 | | .~.~.~.~.~.~ Unsaturated acyclic hydrocarbon reactant {1} |
| 401 | DF | .~.~.~.~.~.~.~> Ag, Au, Pd, Pt, Rh, Ir, Ru, or Os containing catalyst utilized |