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Electrophilic additions to hexamethyldewarbenzene

✍ Scribed by Leo A. Paquette; Grant R. Krow


Publisher
Elsevier Science
Year
1968
Tongue
French
Weight
192 KB
Volume
9
Category
Article
ISSN
0040-4039

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Electrophilic additions to tetradehydrod
✍ Herges, Rainer ;Neumann, Helfried πŸ“‚ Article πŸ“… 1995 πŸ› John Wiley and Sons 🌐 English βš– 712 KB

## Abstract 5,12:6,11‐Di[1,2]benzenodibenzo[a,e]cyclooctene (tetrade‐hydrodianthracene, TDDA) (1) reacts with halogens to give transannular (__anti__) 4, 5 and ring‐opened (__syn__) products 6, 7. The product ratio shows a remarkable solvent dependence. Solvents of medium polarity favor __anti__ ad