US PATENT SUBCLASS 564 / 337
.~.~.~.~ The aryl ring or ring system is bonded directly to another ring


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}
337.~.~.~.~ The aryl ring or ring system is bonded directly to another ring {1}
338  DF  .~.~.~.~.~> The other ring is alicyclic {1}


DEFINITION

Classification: 564/337

(under subclass 336) Compounds wherein the aryl ring or ring system is bonded directly to another ring.

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

SEE OR SEARCH THIS CLASS, SUBCLASS:

307, for compounds which contain two rings or ring systems bonded directly to each other and all amino nitrogens are bonded directly to a ring or ring system.