| 568 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
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| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {4} |
| 300 | DF | .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11} |
| 700 | DF | .~.~ Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) {10} |
| 840 | DF | .~.~.~ Acyclic {16} |
| 852 |  | .~.~.~.~ Polyhydroxy {9} |
| 853 | DF | .~.~.~.~.~> Polyalkylol substituted alkane (e.g., pentaerythritol, trimethylolethane, ect.) {1} |
| 855 | DF | .~.~.~.~.~> Acetylenically unsaturated {1} |
| 857 | DF | .~.~.~.~.~> Ethylenically unsaturated |
| 858 | DF | .~.~.~.~.~> Preparing by alcoholysis, hydrolysis or saponification of an ester |
| 859 | DF | .~.~.~.~.~> Preparing by hydrolysis or saponification of alkyl polyhalide or halohydrin |
| 860 | DF | .~.~.~.~.~> Preparing by hydroxylation at point of ethylenic unsaturation |
| 861 | DF | .~.~.~.~.~> Preparing by reduction (e.g., by hydrogenation, etc.) {3} |
| 866 | DF | .~.~.~.~.~> Preparing from ether {1} |
| 868 | DF | .~.~.~.~.~> Purification or recovery {3} |