JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM, vol.588, pp.133-138, 2002 (SCI-Expanded)
ZINDO/S type semiempirical molecular orbital calculations were carried out on the benzo and [22](1,4)-cyclophane fused tetraazaporphyrins. The phane deck was found to be influential on UV-Vis singlet transitions causing some bathochromic shifts. (C) 2002 Elsevier Science B.V. All rights reserved.