| 556 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
|
| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {3} |
| 400 | DF | .~ SILICON CONTAINING {19} |
| 436 | DF | .~.~ Carbonyl attached directly or indirectly to silicon by nonionic bonding {1} |
| 437 |  | .~.~.~ The carbonyl is part of a -COO- group {4} |
| 438 | DF | .~.~.~.~> Silicon and the carbon of the -COO- group are bonded directly to the same hydrocarbon group {1} |
| 440 | DF | .~.~.~.~> Silicon and the oxy of the -COO- group are bonded directly to the same hydrocarbon group |
| 441 | DF | .~.~.~.~> Carbocyclic ring having silicon as part of one substituent and the -COO- as part of another substituent |
| 442 | DF | .~.~.~.~> Silicon is bonded directly to the oxy of the -COO- group |