US PATENT SUBCLASS 564 / 342
.~.~.~.~ Carbonyl is part of the chain or is attached directly or indirectly to the acyclic carbon or chain by acyclic nonionic bonding with no amino nitrogen between the carbonyl and the aryl ring or ring system

Current as of: June, 1999
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564 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) {37}
305  DF  .~.~ Benzene ring containing {24}
336  DF  .~.~.~ Amino nitrogen attached to aryl ring or ring system by an acyclic carbon or chain {11}
342.~.~.~.~ Carbonyl is part of the chain or is attached directly or indirectly to the acyclic carbon or chain by acyclic nonionic bonding with no amino nitrogen between the carbonyl and the aryl ring or ring system {3}
343  DF  .~.~.~.~.~> Processes
344  DF  .~.~.~.~.~> Hydroxy or ether oxygen bonded directly to the aryl ring or ring system
345  DF  .~.~.~.~.~> Halogen bonded directly to the aryl ring or ring system

DEFINITION

Classification: 564/342

(under subclass 336) Compounds wherein the chain contains a carbonyl or has an acyclic carbonyl substituent and there is no amino nitrogen between the carbonyl and the ring or ring system.

(1) Note. This subclass contains, for example: [figure] [figure]