US PATENT SUBCLASS 568 / 462
.~.~.~.~.~.~ Gaseous hydrogen reactant

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}
448  DF  .~.~.~ Acyclic {4}
449  DF  .~.~.~.~ Processes {14}
458  DF  .~.~.~.~.~ Aldehyde reactant {5}
462.~.~.~.~.~.~ Gaseous hydrogen reactant

DEFINITION

Classification: 568/462

(under subclass 458) Processes wherein the compound is prepared by reacting an aldehyde and gaseous hydrogen.