Patent ID: 8101790
Filing Date: 2012-01-24
Classification: C07C

Abstract:
1. A process for reacting impurities present in adiponitrile (ADN) comprising: introducing ADN feed and an ozone-containing gas to a co-current plug flow static mixer reactor (PFSMR) and contacting the ADN feed with said ozone-containing gas in said PFSMR to oxidize at least a portion of said impurities, to produce a reactor discharge, wherein said impurities include 2-cyanocylcopentylideneimine (CPI), phosphorous (III) compounds (P(III)), from about 5 to about 100 ppm of tert-butyl catechol (TBC) and from about 100 to about 600 ppm of decenedinitrile (DDN).