US PATENT SUBCLASS 552 / 1
.~ Azides

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.~ Azides {8}
2  DF  .~.~> With preservative or stabilizer
3  DF  .~.~> Phoshorus attached directly or indirectly to the azide group by nonionic bonding
4  DF  .~.~> Silicon, boron, aluminum or heavy metal containing
5  DF  .~.~> Chalcogen or nitrogen bonded directly to the azide group (e.g., sulfonyl azides, etc.)
6  DF  .~.~> Having -C(=X)-, wherein X is chalcogen, bonded directly to the azide group {1}
8  DF  .~.~> Benzene ring bonded directly to the azide group
9  DF  .~.~> Cyclopentanohydrophenanthrene ring system containing
10  DF  .~.~> Acyclic carbon bonded directly to the azide group {1}

DEFINITION

Classification: 552/1

(under subclass 1) Compounds under Class 532, ..., which contain the azide group.

(1) Note. The azide group has no single definite structure; it can be represented by different resonance forms, such as: [figure] [caption]and

(2) Note. For simplicity, the azide group shall be structurally depicted in the following definitions as: [figure]

SEE OR SEARCH CLASS

588, Hazardous or Toxic Waste Destruction or Containment,

220, for the destruction of organic hazardous or toxic waste containing nitrogen.