Green And Sustainable chemistry
Syllabus GREEN & SUSTAINABLE CHEMISTRY
Introduction, principle and concepts of Green Chemistry
Need for green chemistry; Inception and evolution of green chemistry; Twelve principles of green chemistry with their explanations and examples; Designing a green synthesis using these principles; Green chemistry in day to day life.
UNIT - II
Non-traditional greener alternative approaches
Different approaches to green synthesis: (a) Uses of green reagents in organic synthesis Dimethyl carbonate, polymer supported reagents per acids and chromic acid; (b) Green catalysts, role of catalysis in sustainable development, homogeneous and heterogeneous catalysts; Introduction, advantages and applications of (i) Nano catalysts, (ii) Phase transfer catalysts, (iii) Biocatalysts, (iv) Organ catalysts, in organic synthesis.
Applications of non-conventional energy sources.
Introduction of microwave induced synthesis: Microwave activation, equipment, time and energy benefits, limitations; Organic transformations under microwaves. Fries rearrangement, Diels-Alder reaction, decarboxylation, saponification of ester, alkylation of reactive methylene compounds; Heterocyclic synthesis B-Lactams, pyrrole, quinoline. Introduction ultrasound assisted green synthesis: Instrumentation, physical aspects, applications in organic transformations. Electrochemical synthesis: Introduction, synthesis of sebacic acid and adiponitrile.
UNIT - IV
Environmentally Beniga. Solutions to Organic Solvents
Ionic liquids as green solvents: Introduction, properties and types t ionic liquids. Synthetic applications Diels-Alder reaction, epoxidation and Heck reaction. Aqueous phase reactions: Enhancement of selectivity, efficiency. Synthetic applications - 1,3- Dipolar Cycloadditions, Carbon-Carbon bond-forming processes and bromination reactions. Fluorous solvents in green chemistry: Scope, definition and their synthetic applicability. Role of supercritical carbon dioxide in greca chemistry. Ethyl lactate os a renewable green solvent: Properties and applications.
UNIT - V
Synthesis of Nanomaterials Greener Synthesis of nanomaterials Microwave synthesis of Quantum Dots (QD) in aqueous medium, Magnetic Nanoparticle, MW-assisted Nano Catalysis in water synthesis of Nanoparticle using Bacteria, Yeast, Algae and Fungus.