US PATENT SUBCLASS 552 / 7
.~.~.~ Chalcogen bonded directly to the -C(=X)- group

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

*  DD  ORGANIC COMPOUNDS (Class 532, subclass 1) {11}
1  DF  .~ Azides {8}
6  DF  .~.~ Having -C(=X)-, wherein X is chalcogen, bonded directly to the azide group {1}
7.~.~.~ Chalcogen bonded directly to the -C(=X)- group

DEFINITION

Classification: 552/7

(under subclass 6) Compounds wherein the-C(=X)- group is also bonded directly to chalcogen.

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