## Abstract Irradiation of the dienone methyl ether **3a** furnished the unstable regioisomeric photoadducts **4a** and **5a** which on __Lewis__ acidβcatalyzed fragmentation afforded the tricyclic diketones **6,7** and **8**. The same mixture was obtained from the isobutyl ether **3b** (__Scheme 2
Synthesis of tricyclo[6.2.2.01,6]dpdecane and tricyclo[6.3.1.01,6]dodecane ring systems involving intramolecular cyclisation of diazomethyl ketones
β Scribed by Sanat K. Maity; Debabrata Mukherjee
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- French
- Weight
- 152 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a βFull Textβ option. The original article is trackable v
downfield. Thus on complex formation of (/), additional shielding and deshielding effects occur which can be explained in terms of a diamagnetic ring current in complex (2). We therefore propose the homoaromatic structure (2a) for the complex. Further support for this assignment comes from the fact