US PATENT SUBCLASS 564 / 82
.~.~.~ Plural sulfonamide groups containing or containing plural sulfonyls bonded directly to the same nitrogen

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}
80  DF  .~.~ Sulfonamides (i.e., Q-(O=)S(=O)-HNH, wherein Q is a substituent and wherein any substituent replacing one or both hydrogens shown will be referred to as E) {4}
82.~.~.~ Plural sulfonamide groups containing or containing plural sulfonyls bonded directly to the same nitrogen {1}
83  DF  .~.~.~.~> Two sulfonamido sulfonyls having no sulfonamido nitrogen between the sulfonyls

DEFINITION

Classification: 564/82

(under subclass 80) Compounds which contain more than one sulfonamide group or contain plural sulfonyls bonded directly to the same nitrogen.

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