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09-107 Honors Chemistry Carnegie Mellon University Lecture Notes V: Introduction to Green Chemistry What is “Green Chemistry”? Is it different than environmental chemistry? A brief history of environmental regulation: • 1970 Clean Air Act. Regulates air emissions. • 1972 National Environmental Policy Act. Requires in part that EPA review environmental impact statements of proposed major federal projects (e.g. highways, buildings, airports, parks and military complexes). • 1972 Clean Water Act. Establishes the sewage treatment construction grants program and a regulatory and enforcement program for discharges of pollutants into U.S. waters. • 1972 Federal Insecticide, Fungicide & Rodenticide Act. Governs distribution, sale and use of pesticide products. All pesticides must be registered (licensed) by EPA. • 1972 Ocean Dumping Act. Regulates the intentional disposal of materials into ocean waters. • 1974 Safe Drinking Water Act. Establishes primary drinking water standards. • 1976 Toxic Substances Control Act. Requires the testing, regulating, and screening of all chemical produced or imported in the U.S. • 1976 Resource Conservation & Recovery Act. Regulates solid and hazardous waste form “cradle to grave.” • 1976 Environmental Research & Development Demonstration Act. Authorizes all EPA research programs. • 1980 Comprehensive Environmental Response, Compensation & Liability Act, better known as Superfund. Provides for a federal “superfund” to clean up abandoned hazardous waste sites, accidental spills and other emergency releases of pollutants in the environment. • 1986 Emergency Planning & Community Right-to-Know Act. Requires that industries report toxic releases and encourages planning by local communities to respond to chemical emergencies. • 1990 Pollution Prevention Act. Seeks to prevent pollution by encouraging companies to reduce the generation of pollutants through cost-effective changes in production, operation, and raw material use. What is special about the last Law enacted? Green Chemistry 12 Principles of Green Chemistry Lecture Notes V Distributed on Tuesday, December 4, 2001 Page 1 of 3 09-107 Honors Chemistry Carnegie Mellon University Anastas, P. T.; Warner, J. C. “Green Chemistry: Theory and Practice” 1. Prevention 2. Atom Economy 3. Less Hazardous Chemical Syntheses 4. Designing Safer Chemicals 5. Safer Solvents and Auxiliaries 6. Design for Energy Efficiency Lecture Notes V Distributed on Tuesday, December 4, 2001 Page 2 of 3 09-107 Honors Chemistry Carnegie Mellon University 7. Use of Renewable Feedstocks 8. Reduce Derivatives 9. Catalysis 10. Design for Degredation 11. Real-time Analysis for Pollution Prevention 12. Inherently Safer Chemistry for Accident Prevention Topics that we will cover in this section: Atom Economy • Solvent replacement • A measure of the efficiency of a • Surfactants reaction • A novel synthesis of Ibuprofen Catalysis • Peptide synthesis • Pulp and Paper Industry • Pharmaceutical synthesis Supercritical CO 2 Lecture Notes V Distributed on Tuesday, December 4, 2001 Page 3 of 3
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