✦ LIBER ✦
Synthesis of 1,14-di-t-butyl-5,10-diphenyl-6,8,15,17-tetradehydro-[18]annulene. Chemical evidence for the identity of acetylenic and cumulenic linkages in the aromatic system
✍ Scribed by Tateo Nomoto; Kunisuke Fukui; Masazumi Nakagawa
- Publisher
- Elsevier Science
- Year
- 1972
- Tongue
- French
- Weight
- 179 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
✦ Synopsis
The diacetylene and hexapentaene units in the aromatic tetrasubstitutedtetradehydro-[18]annulenes (Ia, Ib and I,) have been proved to be identical in