16 Heterocyclic Chemistry Problems 1.Suggest names for the compounds(a)(f)shown below: a (c) d (e) 2.Which of the following compounds (a)(e)are aromatic and which are non-aromatic or anti-aromatic?Give your reasons. Me (el (e) 3.Assuming there are no solvent effects,which isomer is likely to predominate in an equilibrium between the conformers A and B? References 2.J.A.Joule and K.Mills.Heterocrclic Chemistry.4th edn..Blackwell Science Oxford 2000. 3.A.R.Katritzky.Handbook of Heterocvclic Chemistry.Pergamon Press.Oxford.1985. 4.A.R.Katritzky and C.W.Rees (eds.).Comprehensive Heterocyclic Chemistry.vols.1-8.Pergamon Press.Oxford.1984. 5.A.R.Katritzky.C.W.Rees and E.F. Scriven (eds.). 6 Chmo Prefor ols.IVA-K. lements1990-20001. 7.R.Panico.W.H.Powell and J.-C.Richer (eds.).A Guide to IPAC Nomenclature of Organic Compounds Recommendations 1993). Blackwell Science.Oxford.1993. 16 Heterocyclic Chemistry 1. T. L Gilchrist, Heterocyclic Chemistry, 2nd edn., LongmanNiley, Harlow/Chichester, 1992. 2. J. A. Joule and K. Mills, Heterocyclic Chemistry, 4th edn., Blackwell Science, Oxford, 2000. 3. A. R. Katritzky, Handbook of Heterocyclic Chemistry, Pergamon Press, Oxford, 1985. 4. A. R. Katritzky and C. W. Rees (eds.), Comprehensive Heterocyclic Chemistry, vols. 1-8, Pergamon Press, Oxford, 1984. 5. A. R. Katritzky, C. W. Rees and E. F. V. Scriven (eds.), Comprehensive Heterocyclic Chemistry 11, A Review of the Literature 1982-1995, vols. 1-1 1, Pergamon Press, Oxford, 1996. Elsevier, Amsterdam, 1973-1986 (supplements 1990-2000). Nomenclature of Organic Compounds (Recommendations 1993), Blackwell Science, Oxford, 1993. 6. Rodds Chemistry of Carbon Compounds, 2nd edn., vols. IVA-K, 7. R. Panico, W. H. Powell and J.-C. Richer (eds.), A Guide to IUPAC