Part 1 Structures and main physical properties of aromatic heterocycles: reactivity of aromatic heterocycles; synthesis of aromatic heterocycles; typical reactivity of pyridines, quinolines and isoquinolines; pyridines - reactions and synthesis; quinolines and isoquinolines - reactions and synthesis. Part 2 Typical reactivity of pyryliums and benzopyryliums: pyryliums, 2- and 4-pyrones - reactions and synthesis; benzopyryliums, benzo-pyrones - reactions and synthesis; typical reactivity of diazines - pyridazine, pyrimidine and pyrazine, and their benzo-analogues; the diazines - pyridazine, pyrimidine and pyrazine - reactions and synthesis; typical reactivity of pyrroles, thiophens and furans; pyrroles - reactions and synthesis; thiophenes - reactions and synthesis; furans - reactions and synthesis; typical reactivity of indoles, isoindoles and bvenzothiophens and benzofurans; indoles - reactions and synthesis; benzo[b]thiophens and benzo[b]furans - reactions and synthesis; isoindoles, benzo[c]thiophens and isobenzofurans - reactions and synthesis; typical reactivity of 1,3- and 1,2-azoles; 1,3-azoles - imidazoles, thiazoles and oxazoles - reactions and synthesis; 1,2-azoles - pyrazoles, isothiazoles, isoxazoles - reactions and synthesis; purines - reactions and synthesis; heterocycles containing a ring-junction nitrogen; heterocycles with more than two heteroatoms; saturated and partially unsaturated heterocyclic compounds - reactions and synthesis.