US PATENT SUBCLASS 558 / 370
.~.~.~ Reactant contains two cyano groups bonded directly to the same unsaturated carbon

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

Internet Version by PATENTEC © 1999      Terms of Use


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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {21}
303  DF  .~ Nitriles (i.e., compounds having cyano bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {21}
357  DF  .~.~ Processes of forming carbon to carbon bond between carbons of two organic reactants {12}
370.~.~.~ Reactant contains two cyano groups bonded directly to the same unsaturated carbon

DEFINITION

Classification: 558/370

(under subclass 357) Processes wherein a reactant is employed having an unsaturated carbon bonded directly to two cyano groups.

(1) Note. An example of a process provided for herein is:

[figure] [figure]