Argus Chemicals srl is a Rare & Fine Chemicals company in Vernio (North of Florence), Italy . The company was started in 1985 by Dr. Enrico Ammannati to produce chemicals for the chemical and pharmaceutical industry. On a lab-scale basis, the company began to produce rare and otherwise unobtainable compounds, not generally found in commercial catalogues. Through the years the company expanded its capabilities up to Pilot-plant-scale to be able to satisfy the demand for kilo-batches of products involving air-sensitive reagents. Initially Argus was devoted to the production of phosphine based ligands for metal catalysts. Now