US PATENT SUBCLASS 568 / 844
.~.~.~.~.~ Polyhydroxy or polyhalogen (H of -OH may be replaced by a Group IA or IIA light metal)

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}
841  DF  .~.~.~.~ Halogen containing {4}
844.~.~.~.~.~ Polyhydroxy or polyhalogen (H of -OH may be replaced by a Group IA or IIA light metal) {4}
845  DF  .~.~.~.~.~.~> Carbon to carbon unsaturation containing
846  DF  .~.~.~.~.~.~> Preparing from aldehyde or ketone
847  DF  .~.~.~.~.~.~> Preparing from alkenyl halide
848  DF  .~.~.~.~.~.~> Preparing from alkenol

DEFINITION

Classification: 568/844

Polyhydroxy or polyhalogen (H of -OH may be replaced by a group IA of IIA light metal):

(under subclass 841) Compounds which include at least two -OH or -OM groups or at least two halogens.

SEE OR SEARCH THIS CLASS, SUBCLASS:

841, for compounds containing only one -OH group and one halogen.