| 560 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
|
| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {17} |
| 330 | DF | .~ Isocyanate esters (i.e., compounds containing the isocyanate group, -N=C=O, bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {7} |
| 358 |  | .~.~ Benzene ring bonded directly to the isocyanate group {2} |
| 359 | DF | .~.~.~> Plural benzene rings bonded directly to isocyanate groups (e.g., diisocyanatodiphenylmethane, etc.) |
| 360 | DF | .~.~.~> Plural isocyanate groups bonded directly to the same benzene ring |