Synthesis of cis,cis,cis,cis-[5.5.5.5]-1-Azafenestrane
β Scribed by Scott E. Denmark; Laurenz A. Kramps; Justin I. Montgomery
- Publisher
- John Wiley and Sons
- Year
- 2002
- Tongue
- English
- Weight
- 101 KB
- Volume
- 114
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
Fenestranes [1] [fenestra (Lat.), window] are a unique family of compounds with four fused carbocycles that share a central quaternary carbon atom which exhibits planarizing distortion (for example, 1, Scheme 1). [2] By changing ring sizes and ringfusion configurations, variable planarization of the
80 "C/0.003 Torr; UV-Spektrum (in n-Hexan): 302 (4.17), 270 (4.12), 260 (4.06) nm (log E ) ; NMR-Spektrum (in CDC13): Dublett zentriert bei 7 = 7.34 (4CH3). Multipletts zentriert bei T = 6.17 (H-3a, H-7a), bei 4.55 (H-2. H-3. H-4, H-5, H-6) und bei 3.65 (H-7)]. Das NMR-Spektrum von (5) erlaubt keine