US PATENT SUBCLASS 568 / 435
.~.~.~.~.~ Reactant contains -COO- group

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
420  DF  .~.~ Aldehydes {8}
425  DF  .~.~.~ Benzene ring containing {3}
426  DF  .~.~.~.~ Processes {9}
435.~.~.~.~.~ Reactant contains -COO- group

DEFINITION

Classification: 568/435

(under subclass 426) Processes wherein the compound is prepared by reacting a compound containing -COO- group, e.g., a carboxylic acid, ester, or anhydride.