US PATENT SUBCLASS 558 / 373
.~.~.~.~ Carbonyl carbon of the aldehyde or ketone reacts to form a carbon to carbon double bond with carbon of a second reactant

Current as of: June, 1999
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558 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {21}
303  DF  .~ 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}
357  DF  .~.~ Processes of forming carbon to carbon bond between carbons of two organic reactants {12}
371  DF  .~.~.~ Aldehyde or ketone reactant {2}
373.~.~.~.~ Carbonyl carbon of the aldehyde or ketone reacts to form a carbon to carbon double bond with carbon of a second reactant {1}
374  DF  .~.~.~.~.~> The carbon of the second reactant is bonded directly to two atoms which are each double or triple bonded to noncarbon atoms

DEFINITION

Classification: 558/373

(under subclass 371) Processes wherein the carbonyl carbon of the ketone or aldehyde reacts to form a carbon to carb on double bond with carbon of a second reactant.

(1) Note. Examples of processes provided for herein are: [figure] [figure] [figure] [figure]