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  • Semichem, Inc
    Semichem, Inc
    913.268.3271
    11913 W 49th Ter, 66216-1360  Shawnee

    Semichem was established in 1992 to promote and expand the semiempirical methods pioneered and developed by Michael J.S. Dewar. These methods have been included in the program package AMPAC™. The first commercial version of AMPAC™ (4.0) was released in August of 1992 and included a high quality gra…