Patents Represented by Attorney Benjamin C. Colley

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  • Synthesis of d,1-lysine from 2-cyanopyridine
    Patent number: 3959365
    Abstract: A process for the preparation of d,1-lysine wherein 2-cyanopyridine is hydrolyzed to picolinamide, the picolinamide is hydrogenated to pipecolamide, the pipecolamide is converted to 1-acetyl-2-cyanopiperidine, the 1-acetyl-2-cyanopiperidine is then converted to a compound which is hydrolyzed to d,1-lysine.
    Type: Grant
    Filed: May 21, 1974
    Date of Patent: May 25, 1976
    Assignee: The Dow Chemical Company
    Inventors: Terry G. Muench, George E. Ham