| 558 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
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| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {21} |
| 286 | DF | .~ Borate esters (i.e., compounds having boron and carbon each single bonded to the same oxygen, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {4} |
| 293 | DF | .~.~ Three oxygens attached directly to the same boron by nonionic bonding {3} |
| 296 | DF | .~.~.~ Trialkyl borates (i.e., compounds having the structure (RO)B(OR)(OR), wherein the R's represent the same or diverse alkyl groups {1} |
| 297 |  | .~.~.~.~ Processes utilizing boric oxide or an inorganic boric acid |