Abstract:
CONTENTS I. General remarks 693 II. Characteristic features of bands due to electronic n–π* and π–π* transitions 694 III. Condensed aromatic heterocycles with one nitrogen atom 696 IV. Azabenzenes and polycyclic compounds with two or more nitrogen atoms 700 V. Substituted N-heterocyclic compounds 702 VI. Azomethines and azo-compounds 703 VII. Porphyrins and phthalocyanines 706