US PATENT SUBCLASS 568 / 861
.~.~.~.~.~ Preparing by reduction (e.g., by hydrogenation, etc.)

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}
700  DF  .~.~ Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) {10}
840  DF  .~.~.~ Acyclic {16}
852  DF  .~.~.~.~ Polyhydroxy {9}
861.~.~.~.~.~ Preparing by reduction (e.g., by hydrogenation, etc.) {3}
862  DF  .~.~.~.~.~.~> Of aldehyde or ketone {1}
864  DF  .~.~.~.~.~.~> Of compound containing a -COO- group
865  DF  .~.~.~.~.~.~> Of ether

DEFINITION

Classification: 568/861

Preparating by reduction (e.g., by hydrogenation, etc):

(under subclass 852) Processes which include preparing the compound by reduction.