US PATENT SUBCLASS 558 / 375
.~.~.~ Carbon to carbon double bond is formed between a nitrile reactant having no acyclic or alicyclic carbon to carbon double bond and a second reactant

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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}
375.~.~.~ Carbon to carbon double bond is formed between a nitrile reactant having no acyclic or alicyclic carbon to carbon double bond and a second reactant

DEFINITION

Classification: 558/375

(under subclass 357) Processes unnder ... wherein reaction between a nitrile reactant having no cyclic or alicyclic carbon to carbon double bond and a second reactant results in formation of a carbon to carbon double bond between carbons of the two reactants.

(1) Note. An example of a process provided for herein is: [figure] [figure]