US PATENT SUBCLASS 564 / 349
.~.~.~.~.~.~.~ Alkanol group only between the amino nitrogen and the ether oxygen which is bonded directly to the aryl ring or ring system (i.e., aryloxy alkanol amines)

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}
346  DF  .~.~.~.~ Ether oxygen is part of the chain {1}
347  DF  .~.~.~.~.~ The ether oxygen is bonded directly to the aryl ring or ring system {3}
348  DF  .~.~.~.~.~.~ Hydroxy, bonded directly to carbon, or ether oxygen is attached directly or indirectly to the chain by acyclic nonionic bonding with no amino nitrogen between the hydroxy or attached ether oxygen and the aryl ring or ring system (H of -OH may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal) {1}
349.~.~.~.~.~.~.~ Alkanol group only between the amino nitrogen and the ether oxygen which is bonded directly to the aryl ring or ring system (i.e., aryloxy alkanol amines) {2}
350  DF  .~.~.~.~.~.~.~>.~ Nitrogen bonded directly to the aryl ring or ring system
351  DF  .~.~.~.~.~.~.~>.~ Halogen bonded directly to the aryl ring oring system

DEFINITION

Classification: 564/349

(under subclass 348) Compounds which are phenoxy alkanol amines wherein the additional substituent is a hydroxyl group bonded directly to a chain carbon between the amino nitrogen and the aryl ring or ring system.

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