By Chauvel A., Lefebvre G.
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RSC Green Chemistry No. 46 Green and Sustainable Medicinal Chemistry: Methods, Tools and Strategies for the 21st Century Pharmaceutical Industry Edited by Louise Summerton, Helen F. Sneddon, Leonie C. Jones and James H. org xxxiv Glossary Active pharmaceutical ingredient (API) Anti-angiogenesis agent Aquatic environment Atom economy An active pharmaceutical ingredient (API) is the substance in a drug or a pesticide that is biologically active. e. the inactive or inert substances present inside a drug).
While renewable carbon has been a hot topic for the last decade (see the next section), it is only in the last couple of years that attention has been broadened to include other critical elements including phosphorus and many metals (see Chapter 5 on elemental sustainability by Andrew Hunt). 1. g. indium and germanium). While new reserves are being discovered, as with oil they are often of relatively poor quality and come at high economic and environmental costs. g. lithium and some of the rare earths) are a result of increasing rates of use for low-carbon technologies.
It is thus itself reduced, while the reactant in question is oxidized. The terminology oxidase and oxygenase finds its origin in enzyme catalysis using molecular oxygen as the oxidant. In the first case, the oxidant acts as an electron acceptor and is itself reduced. In the latter case, a substrate is oxidized by transferring the oxygen atom from molecular oxygen to the substrate. Peptides are small chains of amino acid monomers joined by peptide (amide, –CO– NH) bonds. The covalent chemical bonds are formed when the carboxyl group of one amino acid reacts with the amino group of another.