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Benzo[3,4]cyclobuta[1,2-a]biphenylene, a new biphenylene system

โœ Scribed by J.W. Barton; R.B. Walker

Publisher
Elsevier Science
Year
1978
Tongue
French
Weight
168 KB
Volume
19
Category
Article
ISSN
0040-4039

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โœฆ Synopsis

Current interest in strained systems resulting from the fusion of more than one small, strained ring onto a benzene nucleus has led to the recent synthesis of molecules such as 1,2,5,6-tetrahydrodicyclobuta[a,c]benzene (l).l

๐Ÿ“œ SIMILAR VOLUMES

Benzo [3,4]cyclobuta[1,2-b] biphenylene,
Benzo [3,4]cyclobuta[1,2-b] biphenylene, the linear sesquibiphenylene
โœ J.W. Barton; D.J. Rowe ๐Ÿ“‚ Article ๐Ÿ“… 1983 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 178 KB

## Syntheses of the benzodicinnolines (3) and ( 4), and their vacuum thermolysis to give the title compound (l), are reported. The effects which arise from the fusion of small, strained rings 192 and of potentially