| 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} |
| 403 | | .~.~.~.~.~ Oxy containing reactant {3} |
| 404 | DF | .~.~.~.~.~.~> Phosphorus, sulfur, or halogen containing material utilized |
| 405 | DF | .~.~.~.~.~.~> Ether or polyhydroxy containing compound utilized |
| 406 | DF | .~.~.~.~.~.~> Aluminum or silicon containing material utilized |