US PATENT SUBCLASS 585 / 476
.~ By ring opening, removal, degradation, or shift on chain or other ring


Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

400  DF  AROMATIC COMPOUND SYNTHESIS {15}
476.~ By ring opening, removal, degradation, or shift on chain or other ring


DEFINITION

Classification: 585/476

By ring opening, removal, degradation, or shift on chain or other ring:

(under subclass 400) Subject matter wherein the product has fewer rings than the feedstock or a ring attached to a multicarbon alkyl moiety or another ring becomes attached to a carbon of the moiety or ring different from the carbon to which attached in the feedstock.

SEE OR SEARCH THIS CLASS, SUBCLASS:

439, for a similar process in which the resulting product has an unsaturated chain moiety.