585 / | HD | CHEMISTRY OF HYDROCARBON COMPOUNDS |
500 | DF | UNSATURATED COMPOUND SYNTHESIS {14} |
502 | DF | .~ By addition of entire unsaturated molecules, e.g., polymerization, etc. {8} |
520 | DF | .~.~ Using extraneous nonhydrocarbon agent, e.g., catalyst, etc. {5} |
527 | DF | .~.~.~ N- or P-containing catalyst {2} |
529 | .~.~.~.~ P compound on solid carrier, e.g., "solid phosphoric acid", etc. |