US PATENT SUBCLASS 564 / 205
.~.~.~.~.~ Process which includes forming the unsaturation

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) {37}
123  DF  .~.~ Carboxamides (i.e., Q-CO-HNH, wherein Q is a substituent having carbon bonded directly to the carbonyl or is hydrogen and wherein any substituent replacing one or both hydrogens shown will be referred to as E) {14}
192  DF  .~.~.~ Substituent Q is acyclic {6}
204  DF  .~.~.~.~ Carbon to carbon unsaturation in substituent Q {4}
205.~.~.~.~.~ Process which includes forming the unsaturation

DEFINITION

Classification: 564/205

(under subclass 204) Processes wherein unsaturation is introduced into the carboxylic acid residue of a carboxamide, as for example, by pyrolyzing an alkoxy or acetoxy alkanoic acid amide to split off the alkoxy or acetoxy groups, respectively.