US PATENT SUBCLASS 534 / 742
.~.~.~.~ The acyclic carbon, to which the other two acyclic carbons are bonded, is between the hetero ring and the azo group

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534 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
573  DF  .~ Azo {51}
739  DF  .~.~ Azo bonded directly to an acylic carbon which is bonded directly to two acyclic carbons, each of which is double or triple bonded to an atom {6}
741  DF  .~.~.~ Hetero ring attached indirectly to an azo group by nonionic bonding {1}
742.~.~.~.~ The acyclic carbon, to which the other two acyclic carbons are bonded, is between the hetero ring and the azo group

DEFINITION

Classification: 534/742

(under subclass 741) Compounds wherein the acyclic carbon, to which the other two cyclic carbons are bonded, is between the hetero ring and the azo group.

(1) Note. An example of a compound provided for herein is: [figure]