US PATENT SUBCLASS 546 / 306
.~.~.~.~ Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
*  DD  .~ HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1) {1}
1  DF  .~.~ Hetero ring is six-membered consisting of one nitrogen and five carbons {24}
304  DF  .~.~.~ Nitrogen attached directly to the six-membered hetero ring by nonionic bonding {7}
306.~.~.~.~ Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other


DEFINITION

Classification: 546/306

Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other:

(under subclass 304) Compounds wherein at least two acyclic nitrogens are bonded directly to the same carbon or single bonded directly to each other.

(1) Note. Examples of compounds provided for herein are: [figure] [figure]