| 558 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
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| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {21} |
| 303 |  | .~ Nitriles (i.e., compounds having cyano bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {21} |
| 304 | DF | .~.~> With preservative or stabilizer {1} |
| 308 | DF | .~.~> Processes for forming the cyano group {7} |
| 331 | DF | .~.~> Homopolymerization of HCN (e.g., tetramerization of HCN to diaminomaleonitrile) |
| 332 | DF | .~.~> Processes of attaching cyano to carbon by reaction of an inorganic cyanide with an organic compound (e.g., using HCN, cyanogen, metal cyanide, ammonium cyanide, cyanogen chloride, etc.) {10} |
| 353 | DF | .~.~> Processes utilizing carbon monoxide as a reactant |
| 354 | DF | .~.~> Racemization, resolution, or inversion of configuration processes for optically active compounds |
| 355 | DF | .~.~> Isomerization processes (e.g., double bond shift, cis-trans isomerism, etc.) {1} |
| 357 | DF | .~.~> Processes of forming carbon to carbon bond between carbons of two organic reactants {12} |
| 379 | DF | .~.~> Processes of forming an acyclic or alicyclic carbon to carbon double bond from an existing acyclic or alicyclic carbon to carbon single bond (e.g., by dehydroacylation, etc.) {4} |
| 384 | DF | .~.~> Boron or spiro containing |
| 385 | DF | .~.~> Phosphorus attached indirectly to the cyano group by nonionic bonding {1} |
| 387 | DF | .~.~> Oxygen single bonded to oxygen, or sulfur single bonded to sulfur (e.g., peroxy compounds, etc.) |
| 388 | DF | .~.~> Benzene ring attached indirectly to the cyano group by acyclic nonionic bonding {5} |
| 411 | DF | .~.~> Benzene ring bonded directly to the cyano group {6} |
| 426 | DF | .~.~> Benzene ring attached indirectly to the cyano group by nonionic bonding (i.e., alicyclic ring between the benzene ring and the cyano group) {1} |
| 428 | DF | .~.~> Polycyclo alicyclic ring system containing {1} |
| 430 | DF | .~.~> Six-membered alicyclic ring containing {1} |
| 432 | DF | .~.~> Five-membered alicyclic ring containing |
| 433 | DF | .~.~> Four-membered alicyclic ring containing |
| 434 | DF | .~.~> Three-membered alicyclic ring containing |
| 435 | DF | .~.~> Acyclic (e.g., purification of saturated nitriles, etc.) {9} |