1. For representative examples from the patent literature, see:
2. Helmke, H.; Frackenpohl, J.; Franke, J.; Bojack, G.; Dittgen, J.; Scmutzler, D.; Bickers, U.; Poree, F.; Roth, R.; Vors, J.-P.; Genix, P. (Bayer CropScience Aktiengesellschaft) “Substituted oxo-tetrahydroquinolinyl-phosphinic acid and phosphinic acid amides or salts thereof and use thereof to increase stress tolerance in plants,” World Patent WO2017009321A1, 01 January 2017.
3. Zich, T.; Freidl, F.; Mehofer, B.; Döring, M.; Ciesielski, M.; Burk, B. (Krems Chemie Chemical Services AG) “Method for Producing Phosphorus-Containing Flame Retardants,” World Patent WO2014032070A1, 06 March 2014.
4. Cohen, S. M.; Jacobsen F. E.; Lewis, J. A. “Metalloprotein inhibitors containing nitrogen based ligands,” US Patent US20120135959A1, 31 May 2012.
5. Enantioselective Borodeuteride Reduction of Aldimines Catalyzed by Cobalt Complexes: Preparation of Optically Active Deuterated Primary Amines