556 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
* | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {3} |
170 | DF | .~ ALUMINUM CONTAINING {11} |
187 | DF | .~.~ Processes of preparing, purifying or recovering compounds having plural carbons bonded directly to the same aluminum {2} |
190 | .~.~.~ Reactants include unsaturated hydrocarbon and compound having carbon bonded directly to aluminum |