Profile: Chemstep specializes in the supply of fine chemicals of pharmaceuticals, agrochemicals and fine chemicals. We offer a specific range of very fine chemicals like building blocks, screening compounds, lead optimization, intermediates, compound libraries and metabolite synthesis. We carry out contract research and development in all areas of organic, medicinal chemistry & biotechnology. We have activity in custom synthesis in quantity of milligrams up to hundreds grams for fine and rare chemicals. We serve various industries, laboratories and research centers operating in the pharmaceutical, cosmetics, fine chemical & biotechnologies. We operate various customs services in the sphere, from the synthesis of new experimental molecules to the preparation of substances not on the market, and finally to the perfection & development of organic synthesis processes & to the structural characterization & preparation of natural molecule of vegetable origin. We offer various services including custom synthesis of organic molecules, multi-component reactions, optimization of synthetic methods, synthesis of library compounds, chemical preparation of experimental samples and evaluation of chemically defined by-product of industrial processes.