Shorten the distance between theory and implementation

ARChem's physicochemical calculator, SPARC, uses computational algorithms based on fundamental chemical structure theory to estimate a wide variety of reactivity parameters strictly from molecular structure.

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ARChem Headlines

March 2013

SPARC Automated Reasoning Calculator v5.1 now available for Windows and Linux

September 2010

New website launched to better serve academic, government and industrial laboratories.

August 2010

SPARC Automated Reasoning Calculator v4.5 now available

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We're the company behind SPARC, the most extensive automated reasoning system for chemists available. Learn more about the developers and the 15 years dedicated to this enterprise software. more...