Patent ID: 8975441
Filing Date: 2015-03-10
Classification: A01N,C07C

Abstract:
1. A process for preparing 2,2-dihromomalonamide, the process comprising contacting together an amount of 2,2-dibromo-3-cyanoacetamide and an effective amount of a nitrile-arnide-conversion composition to form a reaction mixture, the contacting being performed in such a way so as to produce 2,2-dibromomalonamide and wherein the process further comprises a. obtaining a mother liquor from the reaction mixture: b. preparing another nitrile-amide-conversion composition comprising most of the mother liquor; c. contacting the other nitTile-amide-conversion comprising the mother liquor to another amount of 2,2-dibrotno-3-cvanoacetamide to form another reaction mixture, the contacting the other nitrile-amide-conversion comprising the mother liquor to another amount of 2,2-dibromo-3-cvanoacetamide being performed in such a way no as to produce additional 2,2-dibromomalonamide.