Green-Chemistries
Atom Economy in Green Chemistry
Atom economy measures the fraction of atoms from starting materials that end up in the desired product. High atom economy minimizes waste and maximizes efficiency.
Biocatalysis for Green Chemistry
Biocatalysis uses enzymes and whole cells for chemical transformations. It offers exceptional selectivity under mild, aqueous conditions with minimal waste.
Catalysis in Green Chemistry
Catalysis is central to green chemistry, enabling reactions with lower energy, less waste, and greater selectivity. Both metal and organocatalysis contribute to sustainability.
Electrochemistry for Green Synthesis
Electrochemistry uses electrons as reagents, avoiding stoichiometric chemical oxidants and reductants. It is inherently green when powered by renewable electricity.
Flow Chemistry for Green Processes
Flow chemistry enables greener processes through better heat transfer, reduced solvent use, safer handling of hazardous intermediates, and continuous recycling.
Green Solvents for Chemical Reactions
Green solvents are environmentally friendly alternatives to traditional organic solvents. They include water, supercritical CO₂, ionic liquids, and bio-derived solvents.
Microwave-Assisted Green Chemistry
Microwave heating reduces reaction times and energy consumption. It enables cleaner reactions with fewer byproducts and easier purification.
Solvent-Free Chemical Reactions
Solvent-free reactions eliminate the use of organic solvents, reducing waste and cost. They include neat reactions, mechanochemistry, and melt reactions.
The 12 Principles of Green Chemistry
The 12 Principles of Green Chemistry, formulated by Anastas and Warner, provide a framework for designing environmentally friendly chemical processes.
Waste Minimization in Chemical Synthesis
Waste minimization strategies include improving atom economy, using catalytic reagents, recycling solvents, and designing processes that generate less waste.