US PATENT SUBCLASS 568 / 397
.~.~.~.~.~ 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}
303  DF  .~.~ Ketones {10}
382  DF  .~.~.~ Acyclic {5}
383  DF  .~.~.~.~ Processes {12}
397.~.~.~.~.~ Reactant contains -COO- group {1}
398  DF  .~.~.~.~.~.~> Carbon to carbon unsaturation in the reactant

DEFINITION

Classification: 568/397

(under subclass 383) Processes wherein the compound is prepared by reacting a compound containing a -COO- group, e.g., a carboxylic acid, ester, or anhydride.