An intermediate and a building block in organic synthesis. Used for synthesis of 1-H-2,2-difluorovinylphosphorus compounds,1 novel conformationally restricted diamine derivatives containing imidazolidinylidene propanedinitrile 2 and the production of trifluoroethoxy-substituted benzoic acids.3
1. J. Fluorine Chem. 1999, 97, 109.
2. Chem. Pharm. Bull. 2009, 57, 288.
3. U.S. Patent Application 20030176721.