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R. V. Williams, in Advances in Theoretically Interesting Molecules, Vol. 4 (Ed.: R. P. Thummel), Jai Press Inc, 100 Prospect Street/Stamford/CT 06901-1640, 1998, pp. 157.

Key Words:



Homoaromaticity.

R. V. Williams, Chem. Rev., 2001, 101, 1185.

Key Words:
SIGMA-BISHOMOAROMATIC HETEROCYCLES; DEGENERATE COPE REARRANGEMENT; POTENTIAL-ENERGY SURFACES; DENSITY-FUNCTIONAL THEORY; AB-INITIO CALCULATIONS; TRANSITION-STATE; RADICAL CATIONS; 1,5-DIMETHYL-2,4,6,8-SEMIBULLVALENETETRACARBOXYLIC DIANHYDRIDE; DELOCALIZED STATES; THERMOCHROMIC SEMIBULLVALENES



Semibullvalenes and related molecules: Ever closer approaches to neutral homoaromaticity.

R. V. Williams, Eur. J. Org. Chem., 2001, 227.

Key Words:
fluxionality; aromaticity; rearrangements; semibullvalenes; thermochromism; 2ND-ORDER PERTURBATION-THEORY; X-RAY STRUCTURE; COPE REARRANGEMENT; 1,5-DIMETHYL-2,4,6,8-SEMIBULLVALENETETRACARBOXYLIC DIANHYDRIDE; THERMOCHROMIC SEMIBULLVALENES; SUBSTITUTED SEMIBULLVALENES; DELOCALIZED STATES; BAD-NEWS; SOLVENT; BARBARALANES



Homoaromaticity.

R. V. Williams, H. A. Kurtz, Adv. Phys. Org. Chem., 1994, 29, 273.

Key Words:
DEGENERATE COPE REARRANGEMENT/TRANS-ANNULAR INTERACTION/HOMO-AROMATIC CHARACTER/C-13 NMR/MOLECULAR-STRUCTURE/SUBSTITUTED SEMIBULLVALENES/THEORETICAL DETERMINATION/1,4-BISHOMOTROPYLIUM ION/HOMOTROPENYLIUM CATION/BISHOMOAROMATIC SYSTEM