Aromatic compounds Aliphatic compounds 4 Dissertations, Academic (Ph.D) 4 Thesis (Ph.D)-Chemistry 4 Chemistry 3 Heterocyclic compounds 2 Organic chemistry 2 Substitution reactions 2 Air pollutants 1 Alicyclic compounds 1 Alkaloids 1 Analytical chemistry 1 Atoms and structure 1 Biomolecules 1 Carbohydrates 1 Carbonyl compounds 1 Carcinogens 1 Congresses 1 Environmental aspects 1 Environmentally induced disease 1 Hydro carbons 1 Hydrocarbuns 1 Lithium hydride 1 Mass spectrometry 1 Nitroaromatic compounds 1 Nucleic acids 1 Organic Chemistry 1 Organic substance 1 Organic synthesis 1 Orgsanic acids 1