| 534 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
|
| * | DD | ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8} |
| 573 | DF | .~ Azo {51} |
| 739 | DF | .~.~ Azo bonded directly to an acylic carbon which is bonded directly to two acyclic carbons, each of which is double or triple bonded to an atom {6} |
| 744 | DF | .~.~.~ Two azo groups attached indirectly to each other by nonionic bonding {1} |
| 745 | DF | .~.~.~.~ Each azo group is bonded directly to an acyclic carbon which is bonded directly to two acyclic carbons, each of which is double or triple bonded to an atom {2} |
| 746 | DF | .~.~.~.~.~ Plural benzene rings bonded directly to each other and are between the azo groups {1} |
| 747 |  | .~.~.~.~.~.~ Each benzene ring is bonded directly to an azo group |